file: matrix_TYP containing a set of symmetric matrices
Description
Calculates the signature (Sylvester type) of the matrices in file.
For a matrix congruent to diag(1,...,1,-1,...,-1,0,...0) over the
reals it returns the appropriate number of 1's, -1's, and 0's.
Options
-t: it decides only which matrices are positive or negative (semi-)definite.