NC.Sub |
Syntax |
NC.Sub(F1:LIST, F2:LIST):LIST |
Description |
Example |
USE ZZ/(31)[x[1..2],y[1..2]]; F1:= [[2x[1],x[2]], [13y[2]], [5]]; -- 2x[1]x[2]+13y[2]+5 F2:= [[2y[1],y[2]], [19y[2]], [2]]; -- 2y[1]y[2]+19y[2]+2 NC.Sub(F1,F2); [[2x[1], x[2]], [-2y[1], y[2]], [-6y[2]], [3]] ------------------------------- NC.Sub([],F2); -- 0-F2 [[-2y[1], y[2]], [12y[2]], [-2]] ------------------------------- |
See Also |