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Macaulay2Doc :: Matrix ** Ring

Matrix ** Ring -- tensor product

Synopsis

Description

The ring of f should be a base ring of R. The degree of the map is preserved.

i1 : R = ZZ[a..c];
i2 : S = R/(a+b+c);
i3 : f = vars R

o3 = | a b c |

             1       3
o3 : Matrix R  <--- R
i4 : f ** S

o4 = | -b-c b c |

             1       3
o4 : Matrix S  <--- S