Lista de mai jos cuprinde comunicari stiintifice prezentate la manifestări ştiinţifice din tară şi străinătate. O bună parte dintre comunicările de mai jos au fost publicate in extenso in volumele manifestărilor ştiinţifice respective sau in alte publicaţii de specialitate (a se vedea lista de publicaţii).
[ 1 ] Tigan S., Sesiunea stiintifica a filialei din Cluj a Academiei RSR, Institutul de calcul, Cluj, 28-29 octombrie 1967. Asupra reprezentarii unui proiect prin grafe,
[ 2 ] Tigan S., Al IV-lea Congres al matematicienilor de expresie latina, Groupement des mathematiciens d’expression latine, Bucuresti-Brasov, 17-24 septembrie 1969. Asupra unei probleme de programare matematica,
[ 3 ] Tigan S., Sesiunea stiintifica a filialei din Cluj a Academiei RSR, Academia RSR Filiala Cluj, Cluj, 20 iunie 1969. Asupra unor probleme de atribuire,
[ 4 ] Tigan S., Mejdunarodnaia Konferentia po matematicescoe modelirovaniu, Academia de Stiinte Bulgara, Institutul de Matematica, Varna (Bulgaria), 13-19 mai 1970. On a case of the bottleneck travelling salesman problem,
[ 5 ] Azzola B., Kecskes I., Nemeti L., Tigan S., Sesiunea Academiei RSR cu tema: „Contributii ale cercetarii stiintifice romanesti la perfectionarea conducerii si planificarii activitatii economico-sociale”, Academia R.S.R., Bucuresti, 14-15 iulie 1972 Rezultate obtinute de cercetatori ai Institutului de Calcul Cluj cu privire la imbunatatirea metodelor de conducere si planificare economica,
[ 6 ] TIGAN S., Der 13, Internationalen Hochschulvoche, „Electronische Datenverarbeitung in der Wissenschaft, Wirtschaft und Verwaltung”, Sudosteuropa Gesellschaft, Munchen (Tutzing), 9-13 Oktober 1972. Sur quelques problemes speciaux d’affectation a application economiques,
[ 7 ] Tigan S., Sesiune stiintifica a Academiei RSR, Academia RSR Filiala Cluj, Cluj, 20-21 decembrie 1972, Asupra stabilitatii in problemele de optimizare,
[ 8 ] Tigan S., Colocviul de Teoria Constructiva a functiilor, Academia RSR, Institutul de calcul, Cluj, 6-12 septembrie 1973. Asupra functiei Lagrange generalizate si a dualitatii neliniare pentru probleme de optimizare cu restrictii,
[ 9 ] TIGAN S., The Computer Science Conference, Hungarian Academy of Science, Computer and Automation Institute, Szekesfehervar (Hungary), 21-26 May 1973. On a method for fractional optimization problems. Application to stochastic optimization problems,
[ 10 ] Tigan S., Sedinta de comunicari a Institutului de Calcul, Institutul de calcul din Cluj al Academiei RSR, Cluj, 3-4 aprilie 1974, Asupra unei metode de rezolvare a unei probleme de optimizare segmentar-fractionara,
[ 11 ] Tigan S., Sesiunea Stiitifica a Filialei Cluj a Academiei RSR, Academia RSR Filiala Cluj, Institutul de Calcul, Cluj, 21-22 iulie 1974. Asupra unor proprietati de continuitate in unele probleme de optimizare cu restrictii,
[ 12 ] Tigan S., Al II-lea Colocviu de „Cercetari Operationale”, Univ. Craiova, Craiova, 7-8 dec. 1974. Asupra problemei de programare vectoriala fractionara,
[ 13 ] PETEANU V., TIGAN S., Simpozionul de informatica si conducere”,Lab. Jud. de Informatica, CTCE Cluj, Cluj-Napoca,12-15 martie 1975. O noua problema de drum optim in grafe,
[ 14 ] Tigan S., Simpozionul „Teoria convexitatii cu aplicatii la studiul problemelor de optimizare”, Univ. „Babes-Bolyai”, Cluj, 5 iulie 1975. Asupra unor proprietati de stabilitate pentru problemele de optimizare cu restrictii,
[ 15 ] TIGAN S., Simpozionul de informatica si conducere”,Lab. Jud. de Informatica, CTCE Cluj, Cluj-Napoca,12-15 martie 1975. Observatii asupra programarii matematice cu restrictii de tip incluziune cu aplicatii la programarea matematica cu date inexacte,
[ 16 ] OPREA I., TATARU I., TIGAN S., Al II-lea Simpozion de informatica si conducere”,Lab. Jud. Informatica Cluj, CTCE Cluj, Cluj-Napoca, 20-23 aprilie 1976. Model matematic pentru croirea optima a bobinelor de abrazivi pe suport,
[ 17 ] OPREA I., TIGAN S., Al II-lea Simpozion de informatica si conducere”,Lab. Jud. Informatica Cluj, CTCE Cluj, Cluj-Napoca, 20-23 aprilie 1976. Rezolvarea unei probleme de croire a elementelor dreptunghiulare,
[ 18 ] TIGAN S., Al II-lea Simpozion de informatica si conducere”,Lab. Jud. Informatica Cluj, CTCE Cluj, Cluj-Napoca, 20-23 aprilie 1976. Un algoritm pentru o problema dinamica fractionara,
[ 19 ] Tigan S., Simpozion organizat cu ocazia aniversarii a 70 ani de la nasterea Acad. T. Popoviciu, Univ. „Babes-Bolyai”, Cluj-Napoca, 20-21 martie 1976. Asupra stabilitatii unor clase de probleme de optimizare neliniare la perturbatii ale restrictiilor,
[ 20 ] TIGAN S., Al III-lea Simpozion de Informatica si Conducere, Lab. Jud. de Informatica, Cluj-Napoca,11-18 mai 1977. Algoritm in cascada pentru rezolvarea unei probleme speciale de programare fractionara,
[ 21 ] TIGAN S., Third Colloquium on Operations Research, Univ. Cluj-Napoca, Cluj-Napoca 20-21 October 1978. Remarques sur certains problemes de programmation pseudo-lineaire par morceaux,
[ 22 ] TIGAN S., Al IV-lea Simpozion „Informatica si Conducere”, CTCE Cluj, Cluj-Napoca, 10-13 mai 1978. Asupra unui tip a problemei de alocare a resurselor cu restrictii disjunctive care intervine in rezolvarea modelelor matematice de croire,
[ 23 ] MAN A., OPREA I., TIGAN S., Al V-lea Simpozion „Informatica si Conducere”,Lab. Jud. Informatica, Cluj-Napoca, 9-12 mai 1979. Rezolvarea problemelor de programare liniara cu mai multe functii obiectiv utilizind pachetul PROGEN,
[ 24 ] TIGAN S., Seminarul itinerant de ecuatii functionale, aproximare si convexitate, Univ. Babes-Bolyai, Cluj-Napoca, 17-19 mai 1979. Asupra extinderii unor proprietati de stabilitate pentru problemele de optimizare cu restrictii,
[ 25 ] TIGAN S., Al V-lea Simpozion „Informatica si Conducere”,Lab. Jud. Informatica, Cluj-Napoca, 9-12 mai 1979. Asupra stabilitatii pentru problemele de programare matematica,
[ 26 ] TIGAN S., Seminarul itinerant de ecuatii functionale, aproximare si convexitate, Univ. Babes-Bolyai, Cluj-Napoca, 16-17 mai 1980. Asupra problemei de maximin fractionare,
[ 27 ] TIGAN S., Al VI-lea Simpozion „Informatica si Conducere”, Lab. Jud. Informatica, Cluj-Napoca, 21-24 mai 1980. Asupra unor metode particulare de rezolvare a unor probleme particulare de programare fractionara,
[ 28 ] TIGAN S., Seminarul itinerant de ecuatii functionale aproximare si convexitate, Univ. Babes-Bolyai, Cluj-Napoca, 10-12 decembrie 1981. Observatii asupra unor probleme de programare pseudo-fractionare,
[ 29 ] TIGAN S., Lowy D., Sesiunea Stiintifica a cadrelor didactice si cercetatorilor, Univ. Babes-Bolyai, Cluj-Napoca, 23-24 octombrie 1981. Asupra unui model matematic pentru analiza unor compusi chimici,
[ 30 ] Peteanu V., Oprea I., Tigan S., Intilnire de lucru cu absolventi ai facultatii de matematica, Univ. Babes-Bolyai, Cluj-Napoca, 14 aprilie 1981, Un model matematic cu aplicatii in repartizarea eficienta a lucrarilor pe sistemele de calcul
[ 31 ] Tigan S., Al VII-lea Simpozion „Informatica si Conducere”, Lab. Jud. Informatica, Cluj-Napoca, 20-23 mai 1981. Asupra unor probleme de programare pseudofractionara
[ 32 ] Tigan S., Intilnire de lucru cu absolventi ai facultatii de matematica, Univ. Babes-Bolyai, Cluj-Napoca, 6 aprilie 1982, Asupra unei probleme de optimizare cvasimonotone,
[ 33 ] Man A., Oprea I., Peteanu V., Tigan S., Sesiunea „Informatica si dezvoltarea economico-sociala a Romaniei”, ICI Bucuresti, Bucuresti, 24-26 mai 1982. INTERCOB – pachet de programe pentru rezolvarea interactiva a problemei de programare liniara multicriteriu,
[ 34 ] Cimoca G., Tigan S., Sesiunea „Informatica si dezvoltarea economico-sociala a Romaniei”, ICI Bucuresti, Bucuresti, 24-26 mai 1982. Modelarea matematica a suprafetelor topografice si realizarea automata a hartilor,
[ 35 ] Peteanu V., Tigan S., Cel de al doilea Seminar de Teoria Grafurilor, Univ. Al.I.Cuza Iasi, Iasi, 8-9 octombrie 1982, Unele probleme de optimizare neliniare in grafe,
[ 36 ] TIGAN S., Seminarul itinerant de ecuatii functionale, aproximare si convexitate, Univ. Babes-Bolyai, Cluj-Napoca, 20-22 octombrie 1982. Eficienta si propriu-eficienta pentru programarea fractionara vectoriala,
[ 37 ] CIMOCA G., TIGAN S., Sesiune de comunicari, Universitatea Babes-Bolyai, Laboratorul de cercetari interdisciplinare, 17 noiembrie 1983. O metoda de interpolare neteda pentru functii de doua variabile si aplicatii,
[ 38 ] CIMOCA G., TIGAN S., Seminarul Th. Angheluta”, Inst. Politehnic Cluj, Cluj-Napoca, 10-12 iunie 1983. A max-min polynomial problem with linear constraints,
[ 39 ] Fodor E., Fodoca M., Orban G., Tigan S., Cimoca G., Sesiune Jubiliara de Comunicari Stiintifice a Directiei Topografice Militare, Ministerul Apararii Nationale, Bucuresti, 16-17 februarie 1983. Interpolarea si trasarea automata a curbelor de nivel,
[ 40 ] LOWY D., TIGAN S., Sesiune de comunicari, Universitatea Babes-Bolyai, Laboratorul de cercetari interdisciplinare, 17 noiembrie 1983. Program de analiza calitativa ale unor amestecuri odorate prin prelucrarea gaz-cromatografica,
[ 41 ] PETEANU V., TIGAN S., Cel de al III-lea seminar de teoria grafurilor, Univ. Brasov, Brasov, 21-22 octombrie 1983. Asupra unor probleme de max-min in grafe,
[ 42 ] TIGAN S., Itinerant seminar on functional equations, approximation and convexity, Cluj-Napoca Univ. Babes-Bolyai,Cluj-Napoca, 19-24 mai 1983. A parametrical method for max-min nonlinear fractional problems,
[ 43 ] Orban G., Fodoca M., Cimoca G., Tigan S., Fodor E., Gerendi A., Symposium on „New mining and dressing technologies of non-metallics, ICPMSN Cluj-Napoca & CO.PISEE, Cluj-Napoca, 21-23 september 1983, Interpolarea si trasarea automata a curbelor de nivel,
[ 44 ] TIGAN S., STANCU-MINASIAN I. M., Cel de al IV-lea Simpozion: Modelarea cibernetica a proceselor de productie, ASE Bucuresti, 1983. Criteriul riscului minim pentru problema Cebisev,
[ 45 ] TIGAN S., STANCU-MINASIAN I. M., Al VI-lea Simpozion „Informatica si Conducere”, Lab. de Informatica Cluj, Cluj-Napoca, 1-3 iunie 1983. Asupra unor probleme stochastice de maximin,
[ 46 ] PETEANU V., TIGAN S., Sesiune de Comunicari, Univ. Babes-Bolyai,Facultatea de matematica, Cluj-Napoca, 16 aprilie 1984. Programare scop de tip interval cu criterii fractionare,
[ 47 ] STANCU-MINASIAN I. M., TIGAN S., Colloquium on approximation and optimization,Univ. Babes Bolyai, Cluj-Napoca, 25-26 October 1984. The vectorial minimum risk problem,
[ 48 ] TIGAN S., Itinerant seminar on functional equations, approximation and convexity, Univ. „Babes-Bolyai”, Cluj-Napoca, 1984. On some nonlinear knapsack problems,
[ 49 ] TOADER G., TIGAN S., Itinerant seminar on functional equations, approximation and convexity, Univ. „Babes-Bolyai”, Cluj-Napoca, 1984. Some generalization of convexity for sequences,
[ 50 ] Munteanu R., Oprea I., Tigan S., Andrei N., Al IX-lea Simpozion „Informatica si Conducere”,Lab. Jud. Informatica, Cluj-Napoca, 29-31 mai 1985. O adaptare a bibliotecii XMP pentru obtinerea unui program de programare liniara pentru minicalculatoare de tip CORAL,
[ 51 ] Oprea I., Tigan S., Al IX-lea Simpozion „Informatica si Conducere”,Lab. Jud. Informatica, Cluj-Napoca, 29-31 mai 1985. Pachet de programe pentru rezolvarea problemei de croire rectangulare pe minicalculatoare,
[ 52 ] Peteanu V., Tigan S., Oprea I., Munteanu R., Al IX-lea Simpozion „Informatica si Conducere”,Lab. Jud. Informatica, Cluj-Napoca, 29-31 mai 1985. Asupra unei probleme de optimizare cu mai multe criterii,
[ 53 ] CIMOCA G., OPREA I., TIGAN S., Univ. Babes-Bolyai Cluj-Napoca, Sesiune de comunicari, Laboratorul de cercetari interdisciplinare, 19 decembrie 1985. Algoritmi de interpolare a multimilor finite de puncte din plan si spatiu realizate la CTCE-Cluj si utilizati in programele de aplicatii grafice,
[ 54 ] PETEANU V., TIGAN S., Itinerant seminar on functional equations, approximation and convexity, Univ. Al. I. Cuza Iasi, 25 octombrie 1985. The multiobjective linear-fractional programming and interval goal programming,
[ 55 ] STANCU-MINASIAN I. M., TIGAN S., Itinerant seminar on functional equations, approximation and convexity, Univ. Babes-Bolyai, Cluj-Napoca, 1985. The minimum risk approach to the botleneck transportation problem,
[ 56 ] Stancu-Minasian I.M., Tigan S., International Conference on Stochastic Programming, Prague, 15-19 September 1986. Stochastic approach to some goal programming problems,
[ 57 ] TIGAN S., Itinerant seminar on functional equations approx. and convexity, Univ. Babes-Bolyai, Cluj-Napoca, 1986. A quasimonotonic max-min programming problem with linked linear constraints,
[ 58 ] Tigan S., Munteanu R., Al X-lea Simpozion „Informatica si Conducere”,Lab. Jud. Informatica si Cond., Cluj-Napoca, 28-30 mai 1986. PROLIN pachet de programe pentru rezolvarea problemelor de programare liniara pe minicalculatoare,
[ 59 ] Oprea I., Tigan S., Al X-lea Simpozion „Informatica si Conducere”,Lab. Jud. Informatica si Cond., Cluj-Napoca, 28-30 mai 1986. MICRO – pachet de programe pentru rezolvarea problemei croirii dreptunghiulare pentru minicalculatoare
[ 60 ] Oprea I., Tigan S., Al X-lea Simpozion „Informatica si Conducere”,Lab. Jud. Informatica si Cond., Cluj-Napoca, 28-30 mai 1986. Aproximarea datelor experimentale prin functii cu alura impusa
[ 61 ] Tigan S., Sesiune de comunicari, Univ. Babes-Bolyai Cluj-Napoca, Laboratorul de cercetari interdisciplinare, 18 decembrie 1986. Asupra unor probleme de optimizare si aplicatii,
[ 62 ] Tigan S., Al II-lea Simpozion de Matematici si Aplicatii, Inst. Pol. „Traian Vuia” Timisoara, Timisoara, 30-31 octombrie 1987, Metode numerice pentru rezolvarea unor clase de probleme de maximin pseudofractionare,
[ 63 ] STANCU-MINASIAN I. M., TIGAN S., Sesiunea Stiintifica a Centrului de calcul al Univ. Bucuresti, Univ. Bucuresti, Bucuresti, 20-21 februarie 1987. Criteriul riscului minim in programarea stochastica,
[ 64 ] STANCU-MINASIAN I. M., TIGAN S., Itinerant seminar on functional equations, approximation and convexity, Univ. „Babes-Bolyai” Cluj-Napoca, Cluj-Napoca, 21-23 mai 1987. The stochastic linear-fractional max-min problem,
[ 65 ] Peteanu V., Oprea I., Munteanu R., Tigan S., A XI-lea Simpozion „Informatica si Conducere”, Lab. Jud. Inf. Cond. Cluj, Cluj-Napoca,27-29 mai 1987. Programare multicriteriala cu scopuri interval,
[ 66 ] MAIER V., TIGAN S., The 2-nd International Conference on Electrical drives, 1988, Poiana Brasov (Romania). Start operating conditions of the synchronous motor provided with setting of the spatial phasor of the stator current along q-axis,
[ 67 ] STANCU-MINASIAN I. M., TIGAN S., Itinerant seminar on functional equations,approximation and convexity, Univ. „Babes-Bolyai” Cluj-Napoca, 1988. Generalized pseudo-fractional max-min problems,
[ 68 ] STANCU-MINASIAN I. M., TIGAN S., Conferinta de matematica aplicata si mecanica, Inst. Pol. Cluj, Cluj-Napoca, 20-23 octombrie 1988, On some fractional max-min programming models occuring in stochastic linear programming,
[ 69 ] Tigan S., Cimoca G., Zilele Academice Clujene, Academia RSR Filiala Cluj-Napoca, Cluj-Napoca, 21-26 noiembrie 1988, Modele matematice in traficul urban,
[ 70 ] Peteanu V., Tigan S., A XII-lea Simpozion „Informatica si Conducere”,Lab. Jud. Informatica si Cond. Cluj, Cluj-Napoca, 7-10 iunie 1988. Algoritmi pentru probleme de optimizare fractionare,
[ 71 ] Negrea D., Zetea T., Cimoca G., Tigan S., Al XIII-lea Simpozion „Informatica si Conducere”,Lab. Jud. de Informatica, CTCE Cluj, Cluj-Napoca, 7-9 iunie 1989. Asupra echilibrarii fluxului in retele de circulatie urbana,
[ 72 ] Stancu-Minasian I.M., Tigan S., Zilele Academice Clujene, Academia RSR Filiala Cluj-Napoca, Cluj Napoca, 4-9 decembrie 1989. Programare matematica cu mai multe functii obiectiv cu date inexacte,
[ 73 ] Tigan S., Zilele Academice Clujene, Academia RSR Filiala Cluj-Napoca, Cluj Napoca, 4-9 decembrie 1989. Asupra unor procedee pentru rezolvarea unei probleme de programare pseudofractionara,
[ 74 ] TIGAN S., STANCU-MINASIAN I. M., Itinerant Seminar on functional equation, approximation and convexity, Cluj-Napoca Univ. Babes-Bolyai, 1989. Fractional goal programming with inexact data,
[ 75 ] STANCU-MINASIAN I. M., TIGAN S., The International Workshop on Generalized Concavity, Fractional programming and Economic Applications, Pisa Univ.,1988. On some fractional programming models occuring in minimum risk problems,
[ 76 ] Tigan S., Seminaire UNESCO L’informatisation de l’enseignement preuniversitaire, Institutul de Stiinte ale Educatiei Bucuresti, Bucuresti, 5-9 nov. 1990. Le systeme informatique du ministere de l’enseignement et de la science,
[ 77 ] TIGAN S., STANCU-MINASIAN I. M., Itinerant Seminar on Functional Equations Approx. Convexity, Cluj-Napoca Univ. Babes-Bolyai, 1990. An application of Warburton procedure to a max-min fractional programming problem,
[ 78 ] STANCU-MINASIAN I. M., TIGAN S., The „International Workshop on Multicriteria Decision Making”,The Institute of Economics Czechoslovak Academy of Sciences, Liblice Castle (Czechoslovakia), March 18-22, 1991. On a variant of bicriterion max-min fractional problem,
[ 79 ] Tigan S., Seminarul Itinerant „Tiberiu Popoviciu” de Ecuatii Functionale, Aproximare si Convexitate,Univ. Babes-Bolyai, Cluj-Napoca, 22-24 mai 1991. Probleme de max-min cu restrictii liniare separate,
[ 80 ] Tigan S., Simpozionul Impactul Stiinta-Societate, la acest sfirsit de mileniu, Univ. Babes-Bolyai, Cluj-Napoca, 24 mai 1991. Probleme actuale de optimizare si unele aplicatii,
[ 81 ] Tigan S., Simpozion dedicat memoriei Acad. T. Popoviciu la 85 ani de la nasterea sa, Univ. „Babes-Bolyai” Cluj-Napoca, 29 martie 1991. Asupra programarii pseudomonotone,
[ 82 ] Stancu-Minasian I.M., Tigan S., Sesiunea de comunicari dedicata sarbatoririi a 125 de ani de la infiintarea Academiei Romane, 7-8 iunie 1991, Academia Romana, Bucuresti. Asupra unei probleme de programare separabila,
[ 83 ] Hopartean H., Tigan S., Zilelele UMF Cluj-Napoca, 8-11 decembrie 1992 Sistem integrat: tutorial, editor de texte, sistem informatic medical,
[ 84 ] IACOB E., TIGAN S., Sesiunea de Comunicari Stiintifice, Univ. „Aurel Vlaicu” Arad, Arad, 7-8 mai 1992,. On a polynomial pseudomonotonic max-min problem,
[ 85 ] Tigan S., Zilele Academice Clujene, Academia RSR Filiala Cluj-Napoca, Cluj Napoca, 12-17 octombrie 1992. Tipuri de eficienta in optimizarea multicriteriala cu date inexacte,
[ 86 ] Romanisin V., Tigan S., Zilelele UMF Cluj-Napoca, 8-11 decembrie 1992 Despre un pachet didactic pentru biostatistica,
[ 87 ] Stancu-Minasian I.M., Tigan S., Sesiunea de comunicari dedicata sarbatoririi a 100 de ani de nasterea Acad. O. Onicescu, Academia Romana, Bucuresti, 25 septembrie 1992. Asupra unor cazuri de programare fractionara cu date inexacte,
[ 88 ] Stancu-Minasian I.M., Tigan S., IV-th International Workshop on Generalized Convexity, Janus Panonius University, Pecs (Hungary), August 31- September 2, 1992. Fractional Programming under Uncertainty,
[ 89 ] Tigan S., Stancu-Minasian I.M., EURO XII/TIMS XXXI Joint International Conference Operational Research/ Management Science, Helsinki, Finland, June 29-July 1, 1992. Methods for solving Multicriteria Inexact Programming,
[ 90 ] Drugan T., Tigan S., Conferinta Nationala de Biofizica si Informatica Medicala, UMF Timisoara, Timisoara, 3-6 noiembrie 1993. Limits of the modular neural networks,
[ 91 ] Stancu-Minasian I.M., Tigan S., Seminarul Itinerant „Tiberiu Popoviciu” de Ecuatii Functionale, Aproximare si Convexitate,Univ. Babes-Bolyai, Cluj-Napoca, 18-22 mai 1993. Asupra problemei stochastice fractionar biliniare de maximin,
[ 92 ] Tigan S., Simpozionul „Stiinta si Viata”, Univ. „Babes-Bolyai” Cluj-Napoca, 21 mai 1993. Optimizare si unele aplicatii,
[ 93 ] Tigan S., Seminarul Itinerant „Tiberiu Popoviciu” de Ecuatii Functionale, Aproximare si Convexitate,Univ. Babes-Bolyai, Cluj-Napoca, 18-22 mai 1993. Conditiile de optimalitate ale lui Kortanek si Evans pentru programarea pseudo-concava simetrica,
[ 94 ] Tigan S., Hopartean H. V., Zilele UMF Cluj-Napoca, 7-10 decembrie 1993. Orphan V 2.0 program de gestionare si prelucrare a dosarelor medicale informatizate cu circuit inchis,
[ 95 ] Tigan S., Hopartean H. V., Conferinta Nationala de Biofizica si Informatica Medicala, UMF Timisoara, Timisoara, 3-6 noiembrie 1993. ORPHAN-Software application for the orphanages,
[ 96 ] Petrescu G., Tigan S., Gurzau E.S., Drugan T., 9th World Conference on Tobacco and Health, Paris, CNIT, 10-14 October 1994 Prevalence of smoking among pupils,
[ 97 ] Popoviciu E., Munteanu E., Tigan S., Lupsa L., Sesiunea de comunicari a Academiei Romane „Memoria Matematicii Romanesti”, Academia Romana, Sectia de Stiinte Matematice, 20 decembrie 1994 Tiberiu Popoviciu intemeietorul scolii romanesti de analiza numerica si teoria aproximarii, fondatorul Institutului de calcul din Cluj al Academiei Romane,
[ 98 ] Tigan S., 15-th International Symposium on Mathematical Programming, Univ. of Michigan, Ann Arbor, August 15-19, 1994. Optimality conditions for symmetric generalized convex programming,
[ 99 ] Tigan S., Zilele academice clujene, Academia Romana Filiala Cluj-Napoca, Cluj-Napoca, 17-29 octombrie 1994. Despre unele conditii de optimalitate pentru programarea simetrica,
[ 100 ] TIGAN S., Seminarul Itinerant „Tiberiu Popoviciu” de Ecuatii Functionale, Aproximare si Convexitate, Univ. Babes -Bolyai, Cluj-Napoca, 1994. Asupra programarii matematice inexacte,
[ 101 ] Tigan S., Achimas A., Jebeleanu G., Drugan T., Drugan C., Zilele UMF Cluj-Napoca, 1994. Metoda de clasificare a patern-urilor electroforetice cu ajutorul retelelor neuronale fuzzy,
[ 102 ] Achimas A., Drugan T., Tigan S., Mircean A., International symposium „Computer Assessment of the diabetic patient”, Cluj-Napoca, April 6-7 1995. Studiul asistat de calculator al complicatiilor cronice in diabetul zaharat: Vasculopatia diabetica,
[ 103 ] Drugan T., Tigan S., Achimas A., Drugan C., International symposium „Computer Assessment of the diabetic patient”, Cluj-Napoca, April 6-7 1995. Studiul asistat de calculator al complicatiilor cronice in diabetul zaharat: Polineuropatia diabetica,
[ 104 ] Eniu A., Eniu Z., Tigan S., Achimas A., Al XIX-lea Simpozion al Societatii Romane de Anestezie-Terapie Intensiva, Cluj-Napoca, mai 1995. EAB-Expert: suport decizional computerizat pentru investigatia, diagnosticul si tratamentul dezechilibrelor acido-bazice,
[ 105 ] Stancu-Minasian I.M., Tigan S., Rencontres Francophones de Recherche Operationnelle FRANCORO, Faculte Politechnique de Mons, Mons, Belgique, 11-14 Juin 1995. Sur quelques problemes de risque minimal,
[ 106 ] Tigan S., Achimas A., Drugan T., Drugan C., Mircean A., International symposium „Computer Assessment of the diabetic patient”, Cluj-Napoca, April 6-7 1995. Studiul asistat de calculator al complicatiilor cronice in diabetul zaharat: Nefropatia diabetica,
[ 107 ] Tigan S., Achimas A., Drugan T., Jebeleanu G., Drugan C., Rencontres Francophones de Recherche Operationnelle FRANCORO, Faculte Politechnique de Mons, Mons, Belgique, 11-14 Juin 1995. La classification des patterns electrophoretiques par des reseaux de neurones fuzzy,
[ 108 ] Tigan S., Achimas A., Jebeleanu G., Drugan T., Drugan C., International symposium „Computer Assessment of the diabetic patient”, Cluj-Napoca, April 6-7 1995. Retele neuronale fuzzy cu aplicatii in clasificarea electroforezei proteinelor,
[ 109 ] TIGAN S., STANCU-MINASIAN I.M., Seminarul Itinerant „Tiberiu Popoviciu” de Ecuatii Functionale, Aproximare si Convexitate, Cluj-Napoca, 1995. Asupra sensitivitatii valorii optimale pentru problema de programare liniar-fractionara,
[ 110 ] Rafiroiu C., Radulescu A., Bocsan I.S., Suteu O., Gorgan N., Tigan S., Birt M., Zilele UMF Cluj, Cluj-Napoca, 7-8 decembrie 1995. Aspecte seroepidemiologice ale infectiei cu VHB intr-o colectivitate la risc. Implicatii in strategia vaccinala,
[ 111 ] Tigan S., Achimas A., Drugan T., Arion D., Zilele UMF Cluj, Cluj-Napoca, 7-8 decembrie 1995. Expert system for insulinotherapy in diabetes mellitus with a graphic interface
[ 112 ] Achimas A., Tigan S., Drugan T., Arion D., Zilele UMF Cluj, Cluj-Napoca, 7-8 decembrie 1995. Diet assesment in diabetes mellitus with an expert system,
[ 113 ] Achimas A., Bocsan I., Tigan S., Drugan T., Mircean A., Zilele UMF Cluj, Cluj-Napoca, 7-8 decembrie 1995. Primary health care intelligent databases,
[ 114 ] Tigan S., Achimas A., Mircean A., Drugan T., Galis R., Zilele UMF Cluj, Cluj-Napoca, 7-8 decembrie 1995. Sistem informatic pentru achizitia video si corectarea lucrarilor grila,
[ 115 ] Bocsan I.S., Condor M., Ionut C., Tigan S., Stamatiu C., Mircea P.A., Zilele UMF Cluj, Cluj-Napoca, 7-8 decembrie 1995. Formarea medicala de medicina preventiva,
[ 116 ] Tigan S., Stancu-Minasian I.M., Zilele academice clujene, Simpozionul „Matematica actuala si aplicatiile ei” (Omagiu lui Tiberiu Popoviciu), Academia Romana Filiala Cluj, 23-24 octombrie 1995, Observatii asupra programarii matematice inexacte
[ 117 ] Tigan S., Achimas A., Drugan T., Arion D., The First European Conference on Health Informatics, Paris, 24-25 October, 1995. Expert systems for modelling and adjustment of insulinotherapy in diabetes mellitus,
[ 118 ] Anghel I., Anghel M., Cojocaru V., Tigan S., Derevenco P., The First FEPS Congres, Regional IUPS Meeting, Maastricht , September 9-12, 1995, Biorhythmicity of some neuromotor functions in relation with occupational stress,
[ 119 ] Bocsan I.S., Condor M., Ionut C., Stamatiu C., Tigan S., Hanson M., 1-st International Conference on Primary Health Care, Cluj-Napoca, Romania, 27-31 May 1996 Primary health care concepts – the keystone in creating a more realistic preventive medicine curriculum in Romanian medical schools,
[ 120 ] Drugan T., Achimas A., Tigan S., Mircean A., Zilele UMF Cluj, Cluj-Napoca, 5-6 decembrie 1996. Aplicatii multimedia in invatamintul medical,
[ 121 ] Tigan S., Drugan T., Achimas A., Mircean A., Zilele UMF Cluj, Cluj-Napoca, 5-6 decembrie 1996. Culegerea, stocarea si prelucrarea datelor pentru baze de date necesare invatamintului medical,
[ 122 ] Achimas A., Tigan S., Drugan T., Mircean A., Zilele UMF Cluj, Cluj-Napoca, 5-6 decembrie 1996. Evaluarea invatamintului medical pentru agremetare si acreditare,
[ 123 ] Achimas A., Tigan S., Drugan T., Mircean A., Zilele UMF Cluj, Cluj-Napoca, 5-6 decembrie 1996. Accesul la informatii si date in retelele de calculatoare,
[ 124 ] Coman I., Tigan S., MEDINF, 7-9 noiembrie 1996, Cluj-Napoca, On some methods for finding the regression functions with interval parameters
[ 125 ] Tigan S., Achimas L., Achimas A., Drugan T., MEDINF, 7-9 noiembrie 1996, Cluj-Napoca, Predictiv Study for Laparoscopic surgery of the gallbladder by ultrasonography,
[ 126 ] TIGAN S., STANCU-MINASIAN I. M., Seminarul Itinerant „Tiberiu Popoviciu” de Ecuatii Functionale, Aproximare si Convexitate, Cluj-Napoca, 1996. A note on duality in multiple right-hand choice pseudo-monotonic programming,
[ 127 ] Stancu-Minasian I.M., Tigan S., The Sci. Comm. Meeting „Aurel Vlaicu” University ,Arad, 1977, On sensitivity coefficient for the linear-fractional programming,
[ 128 ] Motocu M., Tigan S., The Sci. Comm. Meeting „Aurel Vlaicu” University ,Arad, 1977, Analysis of chronological series made up of the values of profitability and risk rates in banking,
[ 129 ] Motocu M., Tigan S., The Sci. Comm. Meeting „Aurel Vlaicu” University ,Arad, 1977, Analysis of two-sample assuming equal variances for chronoligical series expressed in ROL and USD by means of T-Student,
[ 130 ] Motocu M., Tigan S., The Sci. Comm. Meeting „Aurel Vlaicu” University ,Arad, 1977, The multiple regression analysis of the key profitability-risk ratios for Transilvania bank,
[ 131 ] TIGAN S., STANCU-MINASIAN I. M., Seminarul Itinerant „Tiberiu Popoviciu” de Ecuatii Functionale, Aproximare si Convexitate, Cluj-Napoca, 1997. On duality in multiple right-hand choice symmetric pseudo-monotonic programming,
[ 132 ] Tigan S., Stancu-Minasian I.M., Zilele UMF Cluj, Cluj-Napoca, 4-5 decembrie 1997. Asupra coeficientului de sensitivitate pentru programarea fractionar-liniara la perturbatii ale datelor problemei
[ 133 ] Tigan S., Drugan T., Achimas A., Mircean A., Zilele UMF Cluj, Cluj-Napoca, 4-5 decembrie 1997. Aplicatii Delphi in recunoasterea formelor
[ 134 ] Achimas A., Drugan T., Tigan S., Mircean A., Zilele UMF Cluj, Cluj-Napoca, 4-5 decembrie 1997. Invatamantul la distanta in educatia medicala
[ 135 ] Drugan T., Tigan S., Achimas A., Mircean A., Zilele UMF Cluj, Cluj-Napoca, 4-5 decembrie 1997. Bazele de date multimedia in imagistica medicala
[ 136 ] Petrescu G., Tigan S., Bianu C., 10th World Conference on tobacco or health, 24-28 August 1997, Beijing, China Smoking in the industrial environment,
[ 137 ] Anghel I., Anghel M., Derevenco P., Tigan S., Tatar I., 13th Triennial Congress of the International Ergonomics Association, Tampere, Finland, 1997, Neurosensorial changes related to pecularities of work as basis for ergonomical design,
[ 138 ] TIGAN S., STANCU-MINASIAN I. M., Le Deuxieme Journees Francophones de Recherche Operationnelle FRANCORO II, Souse, Tunisie, 6-8 Avril 1998. Sur la dualite pour la programmation pseudo-monotone symetrique avec termes libres multiples,
[ 139 ] Coman I., Tigan S., Achimas A., Drugan T., Medinf ’98 Arad, 22-24 octombrie, 1998 Asupra unor functii de regresie interval,
[ 140 ] Achimas A., Drugan T., Tigan S., Medinf ’98 Arad, 22-24 octombrie, 1998 Educatia medicala la distanta
[ 141 ] Drugan T., Tigan S., Achimas A., Medinf ’98 Arad, 22-24 octombrie, 1998 Baze de date multimedia in endoscopia digestiva superioara
[ 142 ] TIGAN S., STANCU-MINASIAN I. M., 16th European Conference on Operational Research, Brussels, Belgium, July 12-15,1998, Some properties of the sensitivity coefficient for the linear-fractional programming
[ 143 ] Petrescu G., Tigan S., Petrescu V.M., Bianu C., Vlad F., European Respiratory Society Annual Congress, Geneva Switzerland , September 19-23, 1998 Smoking in the industrial environment (an ironworks),
[ 144 ] Tigan S., Achimas A., Drugan T., Zilele UMF Cluj, Cluj-Napoca, 3-4 decembrie 1998. Asupra utilizarii programelor statistice in prelucrarea datelor statistice biomedicale
[ 145 ] Achimas A., Tigan S., Drugan T., Zilele UMF Cluj, Cluj-Napoca, 3-4 decembrie 1998. Project for the introduction of distance education in the romanian medical education,
[146] Tigan S., Stancu-Minasian I.M., Tigan I., Numerical methods for solving some special max-min programming problems involving generalized convex functions, 6-th International Symposium on Generalized Convexity/ Monotonicity, Karlovassi, Samos, Greece, 1999
[147] Tigan S., Stancu-Minasian I. M., Some applications of Generalized Convexity in Multicriteria Decision Making Approaches, 17-th International Symposium on Mathematical Programming, Georgia Institute of Technology, Atlanta, 2000.
[148] Tigan S., On the maximizing a fractional function over a finite set, Seminaire Itinerant Tiberiu Popoviciu d’Equations Fonctionnelles, Approximation et Convexite, Cluj-Napoca Univ. Babes-Bolyai, 2000.
[149] Tigan S., On the multi-criteria ranking methods in medical field, Conf. to Westlake Institut, GB, December 4, 2001.
[150] Ionac D., Tigan S., Some Methods for Solving Max-Min Bilinear Fractional Rank-Two Reverse Convex Programming, Balkanic Operations Reasearch Conference, Salonic, May 2002.
[151] Tigan S., Multicriteria applications in the medical research, Equinox Workshop, Brockport University, USA, June 2003.
[151.1] Ionac D., Tigan S., A procedure for solving a special max-min bilinear fractional rank-two reverse-convex programming, Conference on Analysis, Functional Equations, Approximation and Convexity in Honour of Professor Elena Popoviciu, Cluj-Napoca, 2004.
[151.2] Tigan S., Stancu-Minasian I.M., Tigan I., Local-global efficiency properties for multiobjective max-min set-valued programming, Conference on Analysis, Functional Equations, Approximation and Convexity in Honour of Professor Elena Popoviciu, Cluj-Napoca, 2004..
[151.3] Tigan S., Iacob E., Stancu-Minasian I.M., Monotonic balanced optimization problems, The „Tiberiu Popoviciu” Itinerant Seminar of functional equations, approximation and Convexity, Cluj-Napoca,, 2005
[151.4] Tigan S., Iacob E., Stancu-Minasian I.M., The robust fractional spanning trees problem with interval data, The „Tiberiu Popoviciu” Itinerant Seminar of functional equations, approximation and Convexity, Cluj-Napoca, 2006.
[151.5] Bolboacă S, Ţigan Ş, Jäntschi L., Molecular Descriptors Family on Structure-Activity Relationships on anti-HIV-1 Potencies of HEPTA and TIBO Derivatives. , The European Federation for Medical Informatics Special Topic Conference, April 6-8, 2006, Timisoara, Romania.
[151.6] Iancu S.S., Bondor C.I., Ţigan Ş., Nutribase – nutritional database for food composition ommunitie, nutritional evaluation and treatment in patients with metabolic diseases Integrating Biomedical Information, The European Federation for Medical Informatics Special Topic Conference, April 6-8, 2006, Timisoara, Romania.
[152] Petrescu G., Tigan S., Bondor C. I.: Smoking in rural ommunities. 5-th European Respiratory Society Lung Science Conference Munchen Germania, Eur Respir J 2006; 28: Suppl. 50, 703s
[153] Petrescu G., Tigan S., Bondor C. I.: Smoking in the industrial environment (an ironworkers). 5-th European Respiratory Society Lung Science Conference, Eur Respir J 2006; 28: Suppl. 50, 468s
[154] Petrescu G., Tigan S., Bondor C. I.: Prevalence of smoking among pupils. 5-th European Respiratory Society Lung Science Conference Munchen Germania, Eur Respir J 2006; 28: Suppl. 50, 475s
[155] Petrescu G., Tigan S., Bondor C. I., O. Didilescu, O. Grad Smoking in the academic environment. 5-th European Respiratory Society Lung Science Conference Munchen Germania, Eur Respir J 2006; 28: Suppl. 50, 701s
[156] Tigan S., Iacob M.E., Stancu-Minasian I.M., On some extensions of the monotonic balanced optimization problem, 8th International Symposium on Generalized Convexity/ Monotonicity , 2005 , Varese (Italy)
[157] Grosan C., Abraham A., Tigan S., Chang T-G, Kim DH, Evolving neural networks for pharmaceutical research, International Conference on Hybrid Information Technology (ICHIT’06), Korea (2006).
[158] Grosan C., Abraham A., Tigan S., Engineering drug design using multi-input multi-output neuro-fuzzy system, 8th International symposium on symbolic and numeric algorithms for scientific computing (SYNASC’06), Timisoara, Romania, 2006.
[159] Bocoş B., Tigan S., Moga D., About a procedure of classification of strains belonging to the genus Aeromonas, The Tiberiu Popoviciu Seminar On Functional Equations, Approximation and Convexity, 2007, Cluj-Napoca.
[160] Horga C., Tigan S., Vlad M., Bocoş B., Moga D., Atomic absorption spectrometry determinations of some essential (Cu, Zn, Se) and some toxic metals (Pb, Cd) from urine and blood, The Tiberiu Popoviciu Seminar On Functional Equations, Approximation and Convexity, 2007.
[161] Molnar A., Molnar G., Iancu M., Tigan S., Some statistical procedure for evaluation and prediction sexually transmitted infections in Transylvania, The Tiberiu Popoviciu Seminar On Functional Equations, Approximation and Convexity, 2007, Cluj-Napoca.
[162] Nemeş R., Tigan S., Bîscă N., Corlan E., Relationship between carbone monoxide diffusing capacity and other clinic-functional parameters in patients with stable chronic obstructive pulmonary disease, The Tiberiu Popoviciu Seminar On Functional Equations, Approximation and Convexity, 2007, Cluj-Napoca.
[163] Sărmăşan C., Daina L., Ionuţ C., Tigan S., About sound pollution in medical facilities, The Tiberiu Popoviciu Seminar On Functional Equations, Approximation and Convexity, 2007, Cluj-Napoca.
[164] Simonescu-Colan L., Druţu A., Tigan S., Occupational risks in respiratory cancer ethiopathogenesis, The Tiberiu Popoviciu Seminar On Functional Equations, Approximation and Convexity, 2007, Cluj-Napoca.
[165] Toth I., Ghervan L., Coman I., Tigan S., On a multicriterial evaluation of the surgical techniques for anterior hypospadias, The Tiberiu Popoviciu Seminar On Functional Equations, Approximation and Convexity, 2007, Cluj-Napoca.
[166] Tigan S., Stancu-Minasian I.M., Coman I., Iacob M.-E., On some stochastic Balanced Optimization problems, The Tiberiu Popoviciu Seminar On Functional Equations, Approximation and Convexity, 2008, Cluj-Napoca.
[167] Burghelea C., Bologa F., Tigan S., Elec F., Barbos A., Retroperitoneal Nephroureterectomy as a viable alternative of treatment for upper tract transitional cell carcinoma, The Tiberiu Popoviciu Seminar On Functional Equations, Approximation and Convexity, 2008, Cluj-Napoca.
[168] Farkas A., Bocos B., Tigan S., CIATARAS D., DRAGAN-BULARDA M., CARPA R., Experimental biofilms within drinking water treatment plant origin; evaluation of nutrient concentration and temperature influences upon their development, Regional IWAYWP Conference, 2010, Belgrad Serbia
[169] Wolfgang Hellmeier, Heidi Lyshol, Ioan Bocsan, Stefan Tigan, Erik van Ameijden, Quality assurance of data collection in URHIS II, Euro Urhis Workshop, Maribor, January, 2010.
[171] Bocsan I, Tigan S., Transition from WP4 to WP5. Analysis of present state, Euro Urhis Workshop, Maribor, January, 2010.
[172] Bocsan I, Tigan S., WP5 Overview, Euro Urhis 2 Workshop, Bordeaux,July 2010.
[173] Bocsan I, Tigan S.,Plans for WorkPackage 5, Euro Urhis 2 Workshop, Bordeaux,July 2010.
[174] Bocsan I, Tigan S., Task Timesheet in WP5, Euro Urhis 2 Workshop, Cluj-Napoca,March 2010.
[175] Bocsan I, Tigan S., Review of Existing data collection, Adult and Youth surveys in the Romanian cities, EuroUrhis 2 Romanian Group MEETING, February 2011.
[176] Bocsan I, Tigan S., Review of data introducing for Adult and Youth surveys in the Romanian cities., EuroUrhis 2 Romanian Group MEETING, February 2011.
[177] Bocsan I, Tigan S., Problems related to Survey databases (Adult and Youth) for Romanian cities including data entry, validation checks, EuroUrhis 2 Romanian Group MEETING, February 2011.
[178] ISBocsan, STigan, Heidi Lyshol, WHellmeier, Irina Brumboiu, MPatel, CBirt, Graham Bendigham, Arpana Verma., Experience of monitoring survey data collection in EuroUrhis 2 project, EuroUrhis 2 Conference, May 2012, Amsterdam.