author: david mumford

Tata Lectures on Theta III

... P ( 8 ) g ( Z ) coincide at Z = 0 , where C is any complex ( g × g ) -matrix and g is any function analytic in a ... P ( 8 ) g ( Z ) exp h ( Z ) = Σ = P ( 8 ) g ( Z ) h ( Z ) " n = 0 n ! when Z = 0 since only finitely many terms of the ...

The Best Writing on Mathematics 2012

... Origami 5 edited by Patsy Wang-Iverson, Robert J. Lang and Mark Yim. Reproduced by kind permission of Taylor and Francis Group, LLC, a division of Informa plc. “Why Math Works” by Mario Livio. Previously published in Scientific American ...

Tata Lectures on Theta I

... X with det X = p , carries Zz 2 onto a sub - lattice Lezz2 of 2 -1 index p . Moreover , zz2.x1 = zz2.x2 if and only if zz2 = zz2 . ( x , x ) ) -1 1 -1 2 -1 ) or X121eGL ( 2 , ZZ ) . Since det ( X , X21 ) = det X / det X2 = 1 , X ̧X¿1 ¢ SL ( ...

Geometric Invariant Theory

This new, revised edition is completely updated and enlarged with an additional chapter on the moment map by Professor Frances Kirwan. It includes a fully updated bibliography of work in this area.

Two- and Three-Dimensional Patterns of the Face

... method should in principle be at least cubic. However, cubic interpolation has the ... gradient descent directly because of three serious problems: local minima ... octave, i.e., coarser resolutions are obtained from finer resolutions by ...

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