support(PageMap) -- list of variables occurring in a polynomial or matrix

Ways to use this method:

• support(PageMap) -- list of variables occurring in a polynomial or matrix

The source of this document is in /build/macaulay2-rTH2Il/macaulay2-1.26.06+ds/M2/Macaulay2/packages/SpectralSequences.m2:2154:0.