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Kolchin Seminar inDifferentialAlgebra
Schedule for Academic Year 2004-2005
Talks are held in Room HW706 - Hunter College
September:
Saturday 18
- John Nahay, Swan Orchestral
Systems: "Differential resolvents are
complete and useful".
- Phyllis J. Cassidy, City College, CUNY:
"Parametrized Picard-Vessiot extensions".
October: Saturday 16
- Peter Landesman, CUNY Graduate Center:
“Differential Polynomials with the Property that
Each DifferentialZero Generates a Differential Field of
Infinite Algebraic Transcendence Degree”.
- Phyllis J. Cassidy, City College, CUNY:
"Parametrized Picard-Vessiot extensions"
(continued).
November:
Saturday 20
- John Nahay, Swan Orchestral Systems: "Differential
resolvents are complete and useful" (continued).
- William Sit, City College: “An
informal discussion on symbolic computation”.
- Richard C. Churchill, Hunter College:
“An irreducibility criterion for linear differential
operators”.
December:
Saturday 11
- Richard Cohn, Rutgers University:
“A reinterpretation of the difference equation
analogue of Ritt’s low power condition”.
- Alexey Ovchinnikov, North Carolina
State University: “Sections of a differential
spectrum”.
- Li Guo, Rutgers University: “From
quantum field theory renormalization to differential
Galois groups”.
February: Saturday 19
- Richard Cohn, Rutgers University: “A reinterpretation of the difference equation analogue of Ritt's low power condition” (Continued).
- Jerry G. Ianni, LaGuardia Community
College: “On the semigroup structure of synthetic
musical scales”.
- Michael Singer, North Carolina
State University: “Constructive methods in the inverse problem of differential Galois theory ”.
March: Saturday 19
- Jerry Kovacic, City College - CUNY: “Some thoughts on simple points in differential algebraic geometry”.
- Phyllis J. Cassidy, City
College - CUNY: “Toward a new approach to linear differential algebraic groups”
.
April: Saturday 16
- Kurusch Ebrahimi-Fard, Physikalisches Institut
der Universitaet Bonn: “Algebraic Birkhoff decomposition in pQFT, and the
diagrammatic Renormalization Group differential equation”.
- Raymond T. Hoobler, City
College - CUNY: “TBA”
.
May: Saturday 14
- Sally Morrison, Bucknell University: “Introduction to Ritt's Differential Algebra”.
- Phyllis J. Cassidy, City
College of CUNY: “A converse of the Ritt-Raudenbush Basis Theorem for
commutative differential Hopf algebras”
.
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