Pfaffian (source code)

= Pfaffian
{wiki=Pfaffian}

The Pfaffian is a mathematical construct associated with skew-symmetric matrices, which are square matrices \\(A\\) satisfying the property \\(A^T = -A\\). The Pfaffian provides a scalar value that can be thought of as a sort of "square root" of the determinant for skew-symmetric matrices.