Anthony V. Geramita

Curriculum Vitae

Revised
January 25, 2006
Birthdate
August 4, 1942

Education

Honours

Academic and professional appointments

Graduate students supervised

Laurea Students supervised (in Genova)

Postdoctoral Fellows supervised

Committee memberships

(a) Departmental

(b) University

Memberships in professional organizations

Other professional activities (membership on granting bodies, consultantships, etc.)

Publications

If you are in an organization which subscribes to the AMS' MathSciNet, reviews of some of these papers are available.

(a) Papers in refereed journals

  1. Geramita, A. V. with David Lissner, Towber rings, J. of Alg., Vol 15, #1, 1970, 13-40. M.R. Vol. 41, #1713.
  2. Geramita, A. V. with David Lissner, Remarks on OP and Towber rings, Canadian J. of Math. Vol. 22, 1970, 1109-1117, M.R. Vol. 42, #5972.
  3. Geramita, A. V. with Leslie Roberts, Algebraic vector bundles on projective space, Inventiones Math. Vol. 10, 1970, 298-304. M.R. Vol 58, #679.
  4. Geramita, A. V., Polynomial rings with the OP - property, Canadian J. of Math. Vol. 24, 1972, 866-872. M.R. Vol. 48, #2135.
  5. Geramita, A. V., Maximal ideals in polynomial rings, Proc. of A.M.S. Vol. 41, 1973, 34-36. M.R. Vol. 47, #6672.
  6. Geramita, A. V. with Pullman, N. J., Theorem of Hurwitz and Radon and orthogonal projective modules, Proc. A.M.S. Vol. 42, 1974, 51-56. M.R. Vol. 48 11090, Vol. 52, 373.
  7. Geramita, A. V. with Pullman N. J. and Wallis, J. S., Families of weighing matrices, Bull. Aust. Math. Soc. Vol. 10, 1974, 119-122. M.R. Vol. 49, 4808a, 4808b.
  8. Geramita, A. V. with Pullman, N. J., Radon's function and Hadamard arrays, Lin. & Mult. Alg. Vol. 2 1974, 147-150. M.R. Vol. 48, 10854, Vol. 50, 4341.
  9. Geramita, A. V. with M. R. Gabel, Stable range for matrives, J. of Pure & Appl. Alg. Vol. 5 1974, 97-112. M.R. Vol. 50, #2151, Vol.51, 12827 also Vol. 55 #335.
  10. Geramita, A. V. with Wallis, J. S., Orthogonal designs III - weighing matrices, Util. Math. Vol. 6 1974, 209-236. M.R. Vol. 52, 13430, Vol. 54, 12551.
  11. Geramita, A. V. with Wallis, J. S., Orthogonal designs IV - Existence Questions, J. Comb. Th. Vol. 19 1975, 66-83. M.R. Vol. 52, 13431, Vol. 54, 12552.
  12. Geramita, A. V. with Wallis, J. S., Orthogonal designs II, Aequationes Math. 13 1975, 299-313. M.R. Vol. 54, #12550.
  13. Geramita, A. V. with Geramita, J. M. and Wallis, J. S., Orthogonal designs, Lin. & Mult. Alg. 3 1976, 281-306. M.R. Vol. 54 #12548.
  14. Geramita, A. V. with Verner, J. H., Orthogonal designs with zero diagonal, Canad. J. of Math., Vol. 28, No. 1, 1976, 215-224. M.R. Vol. 53 #170.
  15. Geramita, A. V. with Wallis, J. S., Some new constructions for orthogonal designs, Springer Lecture Notes, Vol. 560, 1977, 46-54. M.R. Vol. 55, #127.
  16. Geramita, A. V. with Davis, E. D., Efficient generation of maximal ideals in polynomial rings, Trans. Amer. Math. Soc., Vol. 231, 1977, 497-505. M.R. Vol. 57 #12490.
  17. Geramita, A. V. with Boratynski, M. and Davis, E. D., Generators for certain ideals in regular polynomial rings of Dimension 3, J. of Alg., Vol. 51, No. 1, 1978, 320-325.
  18. Geramita, A. V. with Geramita, J. M., Complex orthogonal designs, J.of Comb. Theory, Ser. A, Vol. 25, No. 3, 1978, 211-225.
  19. Geramita, A. V. with Boratynski, M. and Davis, E. D., Complete decomposability in the exterior algebra of a free module, Canad. J. of Math., 27-33, Vol. 32, No. 1, 1980, 27-33.
  20. Geramita, A. V. with Weibel, C. Ideals with trivial conormal bundle, Canad. J. of Math., 210-218. Vol. 32, No. 1, 1980.
  21. Geramita, A. V. with Weibel, C., Principal ideals and smooth curves, J. of Alg. 235-248., Vol. 62, No. 1, 1980.
  22. Geramita, A. V. with Orecchia, F., On the Cohen-Macaulay type of s-line in An+1(k), Journal of Algebra, 116-140, Vol. 70, No. 1, May 1981.
  23. Geramita, A. V., with Orecchia, F., Minimally Generating Ideals Defining Certain Tangent Cones, Journal of Alg., Vol. 78 (pp.36-57)- l982.
  24. Geramita, A. V., with Maroscia, P., The Ideal of Forms Vanishing at a Finite Set of Points in Pn , C. R. Math. Rep. Acad. Sci. Canada - Vol IV, No. 3, June 1982.
  25. Geramita, A. V., Remarks on the Number of Generators of Some Homogeneous Ideals, Bull. des Sci. Math. (of France). Vol. 107, 1983, p. 193-207.
  26. Geramita, A. V., Maroscia, P., The Ideal of Forms Vanishing at a Finite Set of Points in Pn , J. of Algebra, Vol. 90, No. 2, Oct. 1984, pp. 528-555.
  27. Davis, E., Geramita, A. V., Maroscia, P., Perfect Homogeneous Ideals: Dubreil's Theorems Revisited, Bull. Sci. Math. (France) 2e-serie, Vol. 108, 1984, pp. 143-185.
  28. Geramita, A. V., Maroscia, P., Roberts, L., Hilbert Function of a Reduced k-algebra, J. London Math. Soc., (2), 28, 1983, pp. 443-452.
  29. Geramita, A. V. and C. Weibel, On the Cohen-Macaulay and Buchsbaum Property for Unions of Planes in An+1(k) , J. of Alg., Vol. 92, No.2, 1985, pp. 413-445.
  30. Davis, E., Geramita, A. V., Orecchia, F., Gorenstein Algebras and the Cayley-Bacharach Theorem, Proc. A.M.S., Vol. 93, No. 4 (1985), pp. 593-597.
  31. Geramita, A. V., Gregory, D., Roberts, L., Monomial Ideals and Points in Projective Space, Rend. Sem. Math., Univers. Politecnico Torino, Italy, Vol. 42, No. 2, 1984.
  32. Geramita, A. V., Gregory, D., Roberts, L., Monomial Ideals and Points in Projective Space, Jo. of Pure & Applied Alg., Vol. 40, (1986), pp. 33-62.
  33. Geramita, A. V., Ballico, E., On the Ideal of a General Set of points in P3, Proc. of the 1984 Vancouver Conf. in Alg. Geo., CMS Conference Proceedings, Vol. 6, pp. 1-10.
  34. Geramita, A. V., Maroscia, P., Vogel, W., A Note on Arithmetically Buchsbaum Curves in P3, Le Matematiche, Vol. XL, fasc. I-II, 1985, 21-28.
  35. Geramita, A. V., with Migliore, J. C., On the Ideal of an Arithmetically Buchsbaum Curve, Jo. of Pure and Applied Algebra, vol. 54, (1988), 215-247.
  36. Davis, E. D., Geramita, A.V., Birational Morphisms to P2: An Ideal-Theoretic Perspective, Math. Ann., vol. 279, (1988), 435-448.
  37. Geramita, A. V. Ciliberto, C., Orecchia, F., Perfect Varieties with Defining Equations of High Degree, Boll. U.M.I. (7), 1-B (1987), 633-647.
  38. Geramita, A. V., Ciliberto, C., Orecchia, F. - Remarks on a theorem of Hilbert-Burch, Boll. U.M.I. (7), 2-B (1988), 463-483.
  39. Geramita, A. V., Migliore, J. C. - Generators for the Ideal of an Arithmetically Buchsbaum Curve. Jo. of Pure and Applied Algebra, Vol. 58 (1989), 147-167.
  40. Geramita, A. V., Migliore, J. C., Hyperplane Sections of Curves in P3. Communications in Algebra, Vol. 17 (12) (1989), 3129-3164.
  41. Geramita, Anthony V., Gimigliano, A.- Generators for the Defining Ideal of Certain Rational Surfaces, Duke Mathematical Journal, Vol. 62, No. 1, (1991), 61-83.
  42. Geramita, A. V., Roggero, M., Valabrega, P. - Subcanonical Curves with the same postulation as Q Skew complete intersections in projective 3-Space; Instituto Lombardo, Vol. 123 (1989), 111-121 (appeared in 1991).
  43. Diaz, S., Geramita, A. V., Points in Projective Space in Very Uniform Position, Rend. Sem. Math. Univers. Politech. Torino, Vol. 49, 2, (1991), 267-280.
  44. Geramita, A. V., Kreuzer, M. and Robbiano, L., Cayley-Bacharach Schemes and Their Canonical Modules, Transactions of the American Math Society, Vol. 339, (1993), 163-189.
  45. Geramita, A. V. and Migliore, J. C., A Generalized Liaison Addition, Journal of Algebra, Vol. 163, (1994), 139-164.
  46. Geramita, A. V., Gimigliano, A., and Harbourne, B., Projectively Normal Superabundant Embeddings of Rational Surfaces in Projective Space, Journal of Algebra, Vol. 169, (1994), 791-804.
  47. Elias, J., Geramita, A. V., and Valla, G., On the Cohen-Macaulay Type of Perfect Ideals, Contemporary Math., Vol. 159, (1994), 41-49.
  48. Geramita, A. V., Zero-Dimensional Schemes: Singular Curves and Rational Surfaces, Proc. of Int. Conf. on Zero-dimensional Schemes (Ravello, Italy, June 1992), W. de Gruyter, 1994.
  49. Geramita, A. V., Gimigliano, A., and Miro-Roig, R. M., Sharp Bounds for the pth Module of Syzygies of the Ideal of Certain Rational Surfaces Proc. of Int. Conf. on Zero-dimensional Schemes (Ravello, Italy, June 1992), W. de Gruyter, 1994.
  50. Geramita, A. V., Bigatti, A., Migliore, J. C., Geometric Consequences of Extremal Behaviour in a Theorem of Macaulay, T.A.M.S., Vol. 346, 1994, 203-235.
  51. Geramita, A. V., Gimigliano, A., Pitteloud, Y., Graded Betti Numbers of Some Embedded Rational n-folds, Math. Ann., Vol. 301, 1995, 363-380.
  52. Geramita, A. V. and Migliore, J. C., Reduced Gorenstein Codimension three subschemes of Projective Space , Proc. of the A.M.S., Vol. 125, 1997, 943-950.
  53. Geramita, A. V., Pucci, M. and Shin, Y. S., On the Smooth Points of Gor(T), Journal of Pure and Applied Algebra, Vol. 122, 1997, 209-241.
  54. Geramita, A.V., Schenck, H.K., Fat Points, Inverse Systems, and Piecewise Polynomial Functions, Jo. of Algebra, Vol. 204, 116-128, (1998)
  55. Geramita, A.V., Ko, H.J., Shin, Y.S., The Hilbert Function and the Minimal Free Resolution of some Gorenstein Ideals of Codimension 4, Communications in Algebra, vol. 26, 1998, 4285-4307
  56. Campbell, H.E.A., Geramita, A.V., Hughes, I.P., Shank, R.J., Wehlau, D.L., Non-Cohen-Macaulay Vector Invariants and a Noether Bound for a Gorenstein Ring of Invariants, Canad. Math. Bull, Vol. 42(2), 155-161, 1999
  57. Geramita, A.V., Shin, Y.S., k-configurations in P3 all have Extremal Resolutions, Jo. of Algebra, vol. 213, 351-368 , 1999
  58. Geramita, A.V., Harima, T., Shin, Y.S., Extremal Point Sets and Gorenstein Ideals, Advances in Mathematics, Vol. 152, 78-119, 2000.
  59. Diaz, S., Geramita, A.V., Migliore, J.C., Resolutions of subsets of finite sets of points in projective space , Comm. in Algebra, 28(12), 5715-5733 (2000)
  60. Campbell, H.E.A., Geramita, A.V., Hughes, I.P., Smith, G.G., Wehlau, D.L., Some Remarks on Hilbert functions of Veronese algebras, Communications in Algebra, 28(3), 1487-1496 (2000)
  61. Geramita, A.V., Harima, T., Shin, Y.S., An Alternative to the Hilbert Function for the Ideal of a Finite Set of Points in Pn, Illinois Journal of Mathematics, Vol. 45, No. 1, 1-23, 2001.
  62. Geramita, A.V., Harima, T., Shin, Y.S., Decompositions of the Hilbert Function of a set of points in Pn Canad. Jo. of Math., 53(5), 2001, 923-943
  63. Catalisano, M., Geramita, A.V., Gimigliano, A., On the Secant Varieties to the Tangential Varieties of a Veronesean, Proc. Amer. Math. Soc., 130(4), 975-985, 2001.
  64. Catalisano, M., Geramita, A.V., Gimigliano, A., Ranks of Tensors, Secant Varieites of Segre Varieties and Fat Points, Lin.Alg. and its Applications, 355, 263-285, 2002.
  65. Bigatti, A.M., Geramita, A.V., Level Algebras, Lex Segments and Minimal Hilbert Functions, Comm. in Alg., vol. 31, No. 3, 1427-1451, 2003.
  66. Geramita, A.V., Harima, T., Shin, Y.S., Some Special Configurations of Points in Pn , Jo. of Alg., 268 (2003) 484-518.
  67. Chipalkatti, J.V., Geramita, A.V., On Parameter Spaces for Artin Level Algebras, Michigan Math. J., vol. 51, (2003) 187-207.
  68. Catalisano, M., Geramita, A.V., Gimigliano, A., Secant Varieties of Grassman Varieties, Proc. of the Amer. Math. Soc., (133) 2004 , 633-642.
  69. Catalisano, M., Geramita, A.V., Gimigliano, A., Higher Secant Varieites of the Segre Varieties P1 x P1 x ... x P1, Jo. of Pure and Appl. Alg., (special volume in honour of W. Vasconcelos), vol. 201 (2005), 367-380.
  70. Geramita, A.V., Lorenzini, A. Cancellation in Resolutions and Level Algebras, Comm. in Alg. Vol. 33, no. 1 (2005) 133-158.
  • Catalisano, M., Geramita, A.V., Gimigliano, A., Higher Secant Varieties of Segre-Veronese Varieties, (Accepted for Publication in the Proceedings of the 2004 Siena Conference in honour of Veronese).
  • Geramita, A.V. , Migliore, J.C., Sabourin, L., On the First Infinitesimal Neighborhood of a k-configuration, (Accepted for publication in the Jo. of Algebra)
  • Catalisano, M.V., Geramita, A.V., Gimigliano, A., Secant Varieties of the Segre-Veronese Embeddings of P1 x P1 x P1, submitted for publication.

    (b) Books

    1. Geramita, A. V. with Small, C., Introduction to homological methods in commutative rings, Queen's Papers on Pure & Applied Mathematics. M.R. Vol. 54, #5206.
    2. Geramita, A. V. with Seberry, J., Orthogonal designs: Quadratic forms and Hadamard matrices, Marcel Dekker. [Zbl. Vol. 411 #05023].
    3. Geramita, A.V., Harima, T., Migliore, J.C., Shin, Y.S. , The Hilbert Function of a Level Algebra, Memoir of the American Mathematical Society, (to appear, 2006).

    (c) Other publications (technical reports, book chapters, etc.)

    1. Geramita, A. V. with Davis, E. D., Maximal ideals in polynomial rings in Conference on Commutative Algebra - Kansas, Springer Lecture Notes, Vol. 311, 1973, 57-60. M.R. Vol. 49, 2697.
    2. Geramita, A. V. with Wallis, J. S., Survey of orthogonal designs, Proceedings of the Fourth Manitoba Conference on Numerical Math. 1974, 121-168. M.R. Vol. 52, #134.
    3. Geramita, A. V., Conference on Commutative Algebra, Edited by A.V.Geramita, QPPAM - Vol. 42.
    4. Geramita, A. V., The Curves Seminar at Queen's - Volume 1, Edited by A.V. Geramita, QPPAM - Vol. 58 (Article entitled: Some Remarks on Multiplicity; 64 pgs) (1981).
    5. Geramita, A. V., The Curves Seminar at Queen's - Volume 2, Edited by A.V. Geramita, QPPAM - Vol. 61 (1982).
    6. The Curves Seminar at Queen's, Vol. III; No. 67, Queen's Papers in Pure and Applied Math. (ed. by A. V. Geramita) (and three articles therein) (1984)
      1. Hilbert Functions of Linked Varieties, (with E. Davis, F. Orecchia)
      2. Hilbert Functions of a special class of 1-dimensional CM graded algebras, (with E. Davis)
      3. The equations defining arithmetically CM varieties of dim => 1 .
    7. The Curves Seminar at Queen's, Vol. IV, No. 76, (edited by Anthony V. Geramita) (and three articles therein) (1986)
      1. Remarks on a theorem of Hilbert-Burch (with C. Ciliberto and F. Orecchia)
      2. Bese's Very Ampleness Theorem and Punctured complete intersections (with E. D. Davis)
      3. Introduction to Standard Bases and the Division Algorithm.
    8. The Curves Seminar at Queen's, Vol. V (1988); No. 80, Queen's Papers in Pure and Applied Math. (ed. by A. V. Geramita) (and two articles therein)
      1. Hyperplane Sections of a Smooth Curve in P3 (with Juan C. Migliore) (29 pp.)
      2. Subcanonical Curves with the Same Postulation as r skew lines in P3 (with Paulo Valabrega) (10 pp.).
    9. The Curves Seminar at Queen's, Vol. VI (1989), No. 83, Queen's Papers in Pure and Applied Maths (ed. by A. V. Geramita) (and two articles therein)
      1. Lectures on the Non-singular cubic surface in P3 (96 pp.)
      2. The Cohen-Macaulay Type of n + 3 points in Pn (with Anna Lorenzini) (5 pp.).
    10. The Curves Seminar at Queen's, Vol. VII, Queen's Papers in Pure and Applied Mathematics (Vol. No. 85) (1990) - Edited by A. V. Geramita.
      1. (Expository Article) - Lectures on the Non-Singular Cubic Surface on P3 - II (the degree and geners of curves on this surface). 81 pp.
    11. The Curves Seminar at Queen's, Vol. VIII (1991), edited by A. V. Geramita Queen's Papers in Pure and Applied Mathematics, No. 88.
    12. The Curves Seminar at Queen's, Vol. IX (1993), edited by A. V. Geramita, Queen's Papers in Pure and Applied Mathematics, No. 95 (+7 lectures therein).
    13. The Curves Seminar at Queen's, Vol. X (1996), edited by A. V. Geramita, Queen's Papers in Pure and Applied Mathematics, No. 102 (and 2 articles therein).
      1. Inverse Systems of Fat Points: Waring's Problem, Secant Varieties of Veronese Varieties and Parameter Spaces for Gorenstein Ideals, pgs.3-104.
      2. Smooth Points of Gor(T) (with Y. S. Shin and M. Pucci)
    14. The Curves Seminar at Queen's, Vol. XI (1997), edited by A. V. Geramita, Queen's Papers in Pure and Applied Mathematics, No. 105 (and 3 articles therein).
      1. Hilbert Functions of Graded Algebras (with H. E. A. Campbell, I. P. Hughes and G. G. Smith)
      2. Fat Points, Inverse Systems and Piecewise Polynomial Functions (with H.Schenck)
      3. k-configurations in P3 ALL have Extremal Resolutions (with Y. S. Shin)
      4. (Expository Article) Geramita, A.V., Level Algebras - Somer Remarks, Rend. Sem. Mat. Univ. Pol. Turino, Vol. 62, 3 (2004) 189-203.

    Invited addresses:

    1. Invited Series of Lectures - (over 1 month period) - Nikolas Copernicus University, Torun, Poland (1976).
    2. Invited Series of Lectures (over 1 month period) - University of Rome (Italy) - Spring 1979.
    3. Invited Series of Lectures (1 month period) - University of Catania (Italy) - Spring 1980.
    4. Invited Speaker: Oberwolhfach Conferences on Commutative Algebra and Algebraic Geometry (Spring 1979, 1981, 1983, 1985, 1986, 1987,1992)
    5. Invited Addresses to Special Sessions of the American Mathematical Society:
      1. 1976 (San Antonio)
      2. 1980 (Philadelphia)
      3. 1987 (Salt Lake City)
      4. 1987 (Lincoln, Nebraska)
      5. 1988 (Lawrence, Kansas)
      6. 1991 (Fargo, N.D.)
    6. Similar to 5. for the Canadian Mathematical Society
      1. 1978 (Quebec City)
      2. 1982 (Ottawa)
    7. Invited 1 Hour Address
      1. 65th Ontario Math. Meeting
    8. Invited Series of Lectures (over 3 month period) - University of Rome (Italy) - Spring 1988
    9. Invited Series of Lectures (over 1 month period) - Politecnico di Torino (Italy) - May - June - 1989
    10. ICM-90 satellite conference: Commutative Algebra and Combinatorics. Nagoya University, Japan - August 15-19, 1990. (Invited 1 hour speaker)
    11. 11th Dae-Woo Workshop on Pure Mathematics Aug. 6 - 14, 1990, Seoul, Korea (One of seven invited speakers.)
    12. Mountain West Algebraic Geometry Workshop. (Ft. Collins, Colo.) April 1991 (One of four invited speakers.)
    13. Invited to speak at: Conference on Comm. Algebra, Algebraic Geometry and their Interactions with Computer Algebra. Eisenach, Germany (June 5-13, 1991).
    14. 1991: Invited to give colloquium lectures at:
      • Cornell University
      • University of Barcelona
      • University of Genova
      • University of Perugia
      • University of Rome
      • University of Naples
      • Universty of Catania
      • Queen's University
    15. 1992 (sabbatical year)
      1. One of 6 invited speakers for Europroj Workshop (Feb.1992) Genova, Italia
      2. Invited speaker to Ravello Conference on Zero-dimensional Schemes (June,1992)
      3. Gave series of lectures to Graduate Seminar at University of Zaragosa, (April, 1992)
      4. Invited speaker to Mt. Holyoke Conference on Commutative Algebra and Algebraic Geometry (July, 1992)
      5. Professore a Contratto and CNR Visiting Professor, University of Genova, (February-June, 1992)
      6. Colloquium Talk at the University of Roma, I (March, 1992)
    16. 1993:
      1. Invited Colloquium speaker - Oklahoma State University, April 1993.
      2. Intived 1-hour speaker at Conference on Commutative Algebra and Algebraic Geometry, Springfield, Mo., June, 1993.
      3. Invited Lecture, University of Waterloo, March 1993.
      4. Invited 1-hour lecture at US - Italy, Special Conference on Hilbert Functions, Nov. 1993. (Cornell University)
      5. Organized Special Session of AMS on Commutative Algebra and Algebraic Geometry, Sept. 1993.
      6. Invited to speak at Algebra and Number Theory Seminar, McGill University, December 1993.
    17. 1994:
      1. CNR Fellow at the University of Bologna, May 1994. (3 invited lectures).
      2. Invited Lecture, University of Rome - III, June 3, 1994.
      3. Invited 1 hour speaker at International Mathematical Congress Satelite Conference on Commutative Algebra - Vechta, Germany, July 1994.
      4. Organized 4th Annual Rt. 81 Conference at Queen's University, October 1, 1994.
    18. 1995:
      1. Professore a Contratto - Univ. of Genova, Genova, Italy (February 1995 - June 1995)
      2. Invited 1 hour speaker at the Northwestern Conference on Resolutions and Syzygies (October, 1995).
      3. Organized (and spoke at) 5th Annual Rt.81 Conference at Syracuse University (October, 1995).
    19. 1996:
      1. Gave a series of 3 lectures at University of Catania, Italy (April 1996).
      2. Invited to Oberwohlfoch Conference on Commutative Algebra (May 1996).
      3. One of three invited speakers at a special conference on Zero-dimensional Schemes at the University of Naples (May 1996).
      4. Invited Colloquium Speaker, University of Regensburg (June 1996).
      5. Invited Seminar Speaker, University of Rome, I, Italy (June 1996).
      6. Invited Colloquium Speaker, Colgate University, Hamilton, NY (August 30, 1996).
      7. Invited Colloquium Speaker, Rutgers, The State University (October 4, 1996).
      8. Invited Colloquium Speaker, Special Sessions of A.M.S., Rider College, NJ (October 5, 1996).
      9. Speaker at the 6th Annual Rt.81 Meeting, Albany, NY (October 25, 1996).
    20. 1997:
      1. Invited speaker to Luminy,France conference on Algebra Commutative et Geometrie Algebrique, May 5-9, 1997.
      2. Plenary Speaker at Midwest Algebraic Geometry Conference, Notre Dame University, November 7-9, 1997.
      3. Invited speaker at Special Session of the AMS on Commutative Algebra, Montreal, P.Q., September 26-28, 1997.
      4. Invited Colloquium Speaker, Dalhousie University, Halifax, Nova Scotia, January, 1997
      5. Coleman-Ellis Undergraduate Colloquium, Queen's University, Jan. 22, 1997 ("At a rapid pace toward perfection: Algebra and Geometry, a happy union.")
      6. Graduate Student Colloquium, Queen's University, Nov. 21, 1997 ("Pascal's Mystic Hexagram")
    21. 1998:
      1. Invited 1 hour speaker - Conference in honour of David Buchsbaum, University of Catania, (May, 1998)
      2. Speaker at Rt. 81 Conference (Kingston), (October, 1998)
      3. Colloquium Speaker, University of Siena (February, 1998)
      4. Scientific C0-Director of the Annual Winter Meeting of the Canadian Mathemaical Society (December, 1998)
    22. 1999:
      1. Principal Lecturer (one of three) at the International School in Computer Algebra (part of COCOA VI) at the Villa Gualino, Turin, Italy (June, 1999)
      2. Invited Lecturer (5 lectures) Politechnic Institute of Turin, (March-April, 1999)
      3. Colloquium Speaker, University of Catania, (July, 1999)
      4. Colloquium Speaker, University of Perugia, (May, 1999)
      5. Invited Speaker, Conference on Commutative Algebra, University of Missouri, Columbia, Mo. (October, 1999)
      6. Colloquium Speaker, Northeastern University, Boston, Mass. (Dec. 1999)
      7. Co-organzier of the 1999 Rt. 81 Meeting (October)
      8. Co-organzier of the meeting COCOA - VI (June)
    23. 2000:
      1. Invited Speaker - AMS Special Session on Commutative Algebra, Washington, D.C., (January)
      2. Invited Speaker - AMS Special Session on Commutative Algebra, New York, N.Y., (October)
      3. Invited Speaker - CMS Annual Winter Meeting, Special Session on Algebraic Geometry, Vancouver, B.C. (December)
      4. Co-organzier - AMS Special Session on Commutative Algebra, Toronto, Ont. (October)
      5. Co-organizer - International Workshop on Zero Dimensional Schemes, Naples, Italy (February)
      6. Principal Instructor (with Juan Migliore) of the PRAGMATIC Summer School in Catania, Italy.
    24. 2001:
      1. Coorganzier, with Lorenzo Robbiano, of the VII COCOA meeting and International School on Commutative and Computational Algebra, (June) Kingston, Ontario
    25. 2002:
      1. Invited Speaker - AMS Special Session in Commutative Algebra, San Diego, California (USA) (January)
      2. Invited Speaker - Perugia Workshop on Zero Dimensional Schemes, (February)
      3. I was also invited to give talks at seminars and colloquia at the following universities: Univ. of Illinois, Urbana, (January); University of Barcelona (Spain), (April); University of Rome (III), April; Northeastern University (Boston), Septemeber; Georgia Tech (Atlanta), October; M.S.R.I. , November; Univ. of California (Berkeley) November; University of British Columbia (December).
      4. Invited to spend the months of November and December 2002 at M.S.R.I. as part of their special year in Commutative Algebra.
      5. Organized a special session of the AMS meeting in Pisa on Projective Geometry (June)
      6. A special conference, in honour of my 60th Birthday, was held at Acireale, Italy (June).
    26. 2003:
      1. Invited Speaker (1 hour talk) - Workshop in Commutative Algebra, Politecnico di Torino, Torino, Italy (February)
      2. Invited Speaker (1 hour talk) - International Conference on Commutative Algebra, Luminy, France (June)
      3. Invited Speaker (1 hour talk) - Fifteenth Latin-American Conference on Algebra, Cocoyoc, Mexico (July)
      4. Invited Speaker (1 hour talk) - International School on Algebraic Geometry: Secant Varieties, Politechnico di Torino, Torino, Italy (September)
      5. Invited Speaker (1 hour talk) - Rt. 81 conference on Commutative Algebra and Algebraic Geometry, Syracuse University (USA), October
      6. Invited Speaker (2 One hour talks) Special Workshop on Combinatorics, Symmetric Functions and Inverse Systems, Universite di Quebec a Montreale (November)
      7. Co-orgaqnzier of the International School and Workshop on Computational Commutative Algebra, COCOA VIII, held in Cadiz, Spain (June)
      8. Invited Speaker - Special Session of the AMS and Sociedad Reale di Matematica di Espana, Seville, Spain, (June)
    27. 2004:
      1. Invited Speaker (1 hour talk) Inverse Systems and Representation Theory: Special Joint Workshop with the University of Quebec at Montreal and Queen's University, (January)
      2. Invited Speaker -- WaringShop 2004 - Some Days for the Study of Waring's Problems and Singularities of Linear Systems, University of Ferrara, Italy (October). I was one of the two principal speakers at this workshop.
      3. Invited Speaker (1 hour talk) - Rt. 81 Conference (Cornell University), October.
      4. Anacapri School on Projective Algebraic Geometry, Summer school for new post doctoral fellows organized by the Italian Mathematical Society. I was one of 5 people invited to give a course of 5 hours duration. (June)
      5. Invited speaker to a special session on Commutative Algebra of the Canadian Mathematical Society, Montreal. (December)
      6. Coorganizer with L. Chiantini and C. Bocci of the International Conference on Projective Varieties with Unexpected Properties (Siena, Italy) (June)
    28. 2005:
      1. Invited Speaker (1 hour talk) at the Fields' Institute sponsored 2nd Workshop on Resolutions, Inverse Systems and Coinvariants Jan. 13-15, University of Ottawa
      2. Invited Speaker (1 hour talk) at a Conference in honour of the 60th Birthday of Paolo Valabrega, Torino, Italy, February 10
      3. Co-organizer of the International School on Commutative and Computer Algebra, COCOA IX, held in Porto Conte, Sardinia (Italy), May 23-26.
      4. Invited speaker in the Special Session of the AMS ( Hilbert Functions and Syzygies) held in Mainz, Germany, June 16-19.
      5. Co-organizer of the Rt. 81 conference held at Queen's in October.
    29. 2006:
      1. Invited Speaker (1 hour talk) at the Fields' Institute sponsored 3nd Workshop on Combinatorial Inverse Systems, Jan. 13-15, Fields Institute
    30. Universities in which I have been invited to give colloquia or other series of invited lectures.

      Canada

      • University of Ottawa(*)
      • Carleton University (*)
      • McGill University
      • University of Toronto
      • Waterloo University (*)
      • University of Alberta
      • Memorial University
      • Dalhousie University (*)
      • Mt Allison University
      • University of British Columbia
      • Universite di Quebec at Montreal

      U.S.A.

      • Cornell University
      • S.U.N.Y. at Albany
      • Syracuse University(*)
      • C.C.N.Y.
      • University of Viginia
      • University of Oklahoma
      • University of California-Berkeley (*)
      • University of Southern California
      • Yale University
      • Michigan State University
      • Rutgers(*)
      • University of Kentucky
      • University of Tennesee
      • Northwestern University
      • Brandeis University
      • Bucknell University
      • Colgate University
      • University of Nebraska
      • Notre Dame University(*)
      • Purdue University
      • Univ. of South Carolina
      • Northeastern University
      • Georgia Tech University
      • University of Illinois

      Europe

      • University of Paris VI
      • University of Lyon
      • University of Genoa (**)
      • Wilhelms Westfalische University
      • Academy of Sciences - Warsaw
      • University of Bologna (*)
      • University of Rome, I (**)
      • Politecnico di Torino (**)
      • University of Naples (**)
      • University of Messina
      • Regensburg University
      • Nikolas Copernicus University (Torun)
      • University of Bari
      • University of Rome, II
      • University of Rome, III (**)
      • University of Ferrara (*)
      • University of Perugia (**)
      • University of Catania (**)
      • University of Barcelona (*)
      • University of Zaragoza

      Asia

      • Ewha Women's University (Korea)
      • Seoul National University (Korea)
      • Mejii University (Japan)

      NOTE: (*) indicates more than one visit; (**) indicates more than 3 visits.