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q-alg1997
On hypergeometric functions connected with quantum cohomology of flag spaces
Vadim Schechtman
Givental's recursion relations for the flag varieties are established.
q-alg1997
Factorizable sheaves and quantum groups
Roman Bezrukavnikov, Michael Finkelberg, Vadim Schechtman
The category (studied by Andersen-Jantzen-Soergel) of representations of a Lusztig's small quantum group at a root of unity, together with its modular structure, is defin…