Revision 66031d5da1579950542857d7fd87288b3d6fe116 authored by Mohamed Barakat on 30 September 2015, 13:56:13 UTC, committed by Mohamed Barakat on 30 September 2015, 14:08:55 UTC
From: Sebastian Posur <sebastian.posur@rwth-aachen.de>
Subject: Re: Skalarmultiplikation in MatricesForHomalg
Date: 30. September 2015 10:20:29 MESZ
To: Mohamed Barakat <mohamed.barakat@rwth-aachen.de>
Cc: Sebastian Gutsche <gutsche@momo.math.rwth-aachen.de>

Ein weiterer Bug in diesem Zusammenhang: Die Linksmultiplikation
mit einem Weylalgebra Element wird als Rechtsmultiplikation ausgeführt.

LoadPackage( "RingsForHomalg" );;

LoadPackage( "Modules" );;

Qx := HomalgFieldOfRationalsInDefaultCAS( ) * "x";;
A1 := RingOfDerivations( Qx, "d" );;

x := IndeterminateCoordinatesOfRingOfDerivations( A1 )[1];;
d := IndeterminateDerivationsOfRingOfDerivations( A1 )[1];;

M := HomalgMatrix( [ [ d ] ], 1, 1, A1 );;

gap> x*d;
x*d
gap> Display( x * M );
x*d+1
1 parent ba74531
History
File Mode Size
examplesmanual
examplesthesis
ClassAndPicardGroupOfP1P1.g -rw-r--r-- 307 bytes
ClassAndPicardGroupOfP1P1Clean.g -rw-r--r-- 201 bytes
ClassAndPicardGroupOfP1P1Output.g -rw-r--r-- 926 bytes
CompleteNonProjective.g -rw-r--r-- 793 bytes
CompleteNonProjectiveClean.g -rw-r--r-- 460 bytes
CompleteNonProjectiveOutput.g -rw-r--r-- 2.4 KB
ComplexPlane.g -rw-r--r-- 209 bytes
FunctorExample.g -rw-r--r-- 191 bytes
Hirzebruch5.g -rw-r--r-- 761 bytes
Hirzebruch5Clean.g -rw-r--r-- 166 bytes
Hirzebruch5Output.g -rw-r--r-- 1.8 KB
HirzebruchSurface2.3.4.g -rw-r--r-- 760 bytes
NonSimplicialVariety.g -rw-r--r-- 461 bytes
P1Morphism.g -rw-r--r-- 237 bytes
P1P1AsPolytope.g -rw-r--r-- 277 bytes
P1P1AsPolytopeClean.g -rw-r--r-- 115 bytes
P1P1AsPolytopeOutput.g -rw-r--r-- 607 bytes
ProductsOfProjectiveVarieties.g -rw-r--r-- 710 bytes
ProjectiveSpacesViaFans.g -rw-r--r-- 272 bytes
RationalNormalcone2.3.4.g -rw-r--r-- 447 bytes
RationalNormalcone7.g -rw-r--r-- 223 bytes
RationalNormalcone7Clean.g -rw-r--r-- 94 bytes
RationalNormalcone7Output.g -rw-r--r-- 1.2 KB
StopSign.g -rw-r--r-- 293 bytes
blowupC4onC.g -rw-r--r-- 234 bytes
blowupclean.g -rw-r--r-- 174 bytes
example1.g -rw-r--r-- 1.2 KB
example1clean.g -rw-r--r-- 179 bytes
example2-Hirzebruch.g -rw-r--r-- 912 bytes
example2clean.g -rw-r--r-- 167 bytes
example3-Sepp.g -rw-r--r-- 854 bytes
example3clean.g -rw-r--r-- 481 bytes
example4clean.g -rw-r--r-- 281 bytes
productsclean.g -rw-r--r-- 371 bytes

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