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D.2.6 ring_lib

Library:
ring.lib
Purpose:
Manipulating Rings and Maps

Procedures:

D.2.6.1 changechar  make a copy R of basering [ring r] with new char c
D.2.6.2 changeord  make a copy R of basering [ring r] with new ord o
D.2.6.3 changevar  make a copy R of basering [ring r] with new vars v
D.2.6.4 defring  define a ring R in specified char c, n vars v, ord o
D.2.6.5 defrings  define ring Sn in n vars, char 32003 [p], ord ds
D.2.6.6 defringp  define ring Pn in n vars, char 32003 [p], ord dp
D.2.6.7 extendring  extend given ring by n vars v, ord o and name it R
D.2.6.8 fetchall  fetch all objects of ring R to basering
D.2.6.9 imapall  imap all objects of ring R to basering
D.2.6.10 mapall  map all objects of ring R via ideal i to basering
D.2.6.11 ord_test  test wether ordering of R is global, local or mixed
D.2.6.12 ringtensor  create ring R, tensor product of rings s,t,...
D.2.6.13 ringweights  intvec of weights of ring variables of ring r
D.2.6.14 preimageLoc  computes preimage for non-global orderings (parameters in square brackets [] are optional)
D.2.6.15 rootofUnity  the minimal polynomial for the n-th primitive root of unity


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            User manual for Singular version 3-0-1, October 2005, generated by texi2html.