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7.7.4.0. deleteGenerator
Procedure from library dmodapp.lib (see dmodapp_lib).
- Usage:
- deleteGenerator(id,k); id an ideal/module, k an int
- Return:
- same as id
- Purpose:
- deletes the k-th generator from the first argument and returns the altered object
Example:
| LIB "dmodapp.lib";
ring r = 0,(x,y,z),dp;
ideal I = x^2,y^3,z^4;
deleteGenerator(I,2);
==> _[1]=x2
==> _[2]=z4
module M = [x,y,z],[x2,y2,z2],[x3,y3,z3];;
deleteGenerator(M,2);
==> _[1]=x*gen(1)+y*gen(2)+z*gen(3)
==> _[2]=x3*gen(1)+y3*gen(2)+z3*gen(3)
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