CoCoA:RingEnvs

From ApCoCoAWiki

RingEnvs

names of all defined rings

Description

This function returns the tagged list of identifiers for the existing

rings.

Example

  R_1 ::= Q[a,b,c];
  R_2 ::= Q[x,y];
  RingEnvs();   -- your result may be different
[<quotes>Q</quotes>, <quotes>Qt</quotes>, <quotes>R</quotes>, <quotes>R_1</quotes>, <quotes>R_2</quotes>, <quotes>Z</quotes>]
-------------------------------

Syntax

RingEnvs():TAGGED

CurrentRing

Ring

RingEnv

   <type>ring</type>
   <type>memory</type>