One Hat Cyber Team
Your IP :
216.73.216.14
Server IP :
194.44.31.54
Server :
Linux zen.imath.kiev.ua 4.18.0-553.77.1.el8_10.x86_64 #1 SMP Fri Oct 3 14:30:23 UTC 2025 x86_64
Server Software :
Apache/2.4.37 (Rocky Linux) OpenSSL/1.1.1k
PHP Version :
5.6.40
Buat File
|
Buat Folder
Eksekusi
Dir :
~
/
usr
/
share
/
doc
/
Macaulay2
/
Core
/
tests
/
View File Name :
ker6.m2
--Date: Mon, 02 Oct 2006 15:02:32 -0400 --From: Sorin Popescu <sorin@math.sunysb.edu> --To: dan@math.uiuc.edu, Michael Stillman <mike@math.cornell.edu> --Subject: M2 kernel multi degrees --Content-Type: text/plain; charset=ISO-8859-1; format=flowed --Content-Transfer-Encoding: 7bit -- -- --Dear Dan and Mike, -- -- I have a problem with the M2 "kernel" command --in a multi-graded setting -- --For example R=ZZ/101[x,y, A] P=ideal(R_0, R_1) S=R/P f = map(S, R) ker f use R assert( ker f == ideal(x,y) ) ---- produces the expect result -- --o32 = ideal (x, y) -- --o32 : Ideal of R -- -- --however, once multi-degrees are in place, like in clearAll() R=ZZ/101[x,y, A, Degrees => {{1,0}, {1,0}, {2,1}}] P=ideal(R_0, R_1) S=R/P f = map(S, R) ker f use R assert( ker f == ideal(x,y) ) -- --ker yields -- ----error message bumped: Incorrect Hilbert function given --stdio:35:1:(1):[0]: Incorrect Hilbert function given -- -- --Could you please help me (and David) get around this? --Thanks a lot! -- --See you soon (in Banff and/or Minneapolis)! -- --Best, -- -- Sorin -- -- --