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Macaulay2Doc :: wedgeProduct(ZZ,ZZ,Module)

wedgeProduct(ZZ,ZZ,Module) -- the exterior multiplication map

Synopsis

Description

i1 : F = QQ^4

       4
o1 = QQ

o1 : QQ-module, free
i2 : wedgeProduct(1,1,F)

o2 = | 0 1 0 0 -1 0 0 0 0  0  0 0 0  0  0  0 |
     | 0 0 1 0 0  0 0 0 -1 0  0 0 0  0  0  0 |
     | 0 0 0 0 0  0 1 0 0  -1 0 0 0  0  0  0 |
     | 0 0 0 1 0  0 0 0 0  0  0 0 -1 0  0  0 |
     | 0 0 0 0 0  0 0 1 0  0  0 0 0  -1 0  0 |
     | 0 0 0 0 0  0 0 0 0  0  0 1 0  0  -1 0 |

              6        16
o2 : Matrix QQ  <--- QQ

See also