symbolicSlackMatrix(S, Vars => {x_1..x_10})slackIdeal(V, Vars => {a..z})cycleIdeal(M, Vars => {A, B, S, T})graphicIdeal(P, Vars => {y_(1, 1)..y_(5, 4)})universalIdeal(M, Vars => vars{3, 5, 7})reconstructSlackMatrix(S, {{0,1,2}}, Vars => {x})reducedSlackMatrix(S, Vars => {a,b,c,d,e,f,g,h,j,k,m,p})This option is useful if you want to compare the object you will create with one in an existing ring. The default value is {} which means the method will create the necessary variables (in a new ring) for the constructed object.
The source of this document is in SlackIdeals.m2:2962:0.