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Module ^ List -- projection onto summand

Description

M^{i,j,k,...} -- provides the projection map from a free module M to the free module corresponding to the basis vectors whose index numbers are listed. 

i1 : (ZZ^5)^{2,3}

o1 = | 0 0 1 0 0 |
     | 0 0 0 1 0 |

              2       5
o1 : Matrix ZZ  <-- ZZ

See also

Ways to use this method:

The source of this document is in /build/macaulay2-88fgJW/macaulay2-1.25.11+ds/M2/Macaulay2/packages/Macaulay2Doc/operators/caret.m2:246:0.