Dima Pasechnik

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Name Dima Pasechnik
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Location Singapore
Age 49
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a group from a family of bijections X->Y

jan 8 12 at 22:49 Benjamin Steinberg 10.7k●1●14●49

 
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presentations for complex involutory reflection groups

mar 4 12 at 6:39 Misha 12.6k●1●26●48

 

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Answers
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15
Is that true all the convex optimization problems can be solved in polynomial time using interior-point algorithms
10
What CASes say about the analytic rank of rank 8 elliptic curve ‘457532830151317a1’
8
computer algebra system for polynomial algebras over finite fields
8
Mclaughlin Graph
8
why do we need algorithms, and why is non-convex optimization difficult?
8
What are “classical groups”?
8
Working with group cosets in MAGMA
7
What graph parameters are determined by parameters for strongly regular graph
7
Largest permutation group without 2-cycles or 3-cycles
6
Strongly regular cayley graphs
5
Confused about orbits
5
Exact arithmetic for real algebraic numbers
5
Counting lattice points inside an n-dimensional tetrahedron.
5
Intersecting 4-sets
5
Beautiful descriptions of exceptional groups
5
Explicit generators for matrix invariants of the symmetric group
5
generators of principal congruence subgroups and Sage package
4
is there a solution to system of linear Diophantine equations?
4
(weak?) BN-Pair / Tits System for Sporadic Groups
4
Orthogonal Groups over finite fields
4
Finding the “top” or “bottom” vertex of a simplex
4
Ideas on how to prevent a department from being shut down.
4
Extreme rays in the cone of (semi)metrics
4
Algorithm to solve Sokoban-like game on graphs - move chips from one set of vertices to another (2)
3
Permutation character of the symmetric group on subsets of certain size
3
An equivalence relation on group actions
3
1 or -1 as an eigenvalue of graph
3
How to work with infinite random graph(s) ?
3
Constructing a field from a spherical building
3
Checking consistency of a system of linear equations and inequalities
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