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Pfaffian
Syntax
Pfaffian(M:MAT)

where M is skew-symmetric.  The resulting type depends on the entries
of the matrix.
Summary
the Pfaffian of a skew-symmetric matrix
Description
This function returns the Pfaffian of M.

Example

Use R ::= Q[x,y];
Pfaffian(Mat([[0,y],[-y,0]]));
y
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See also: