Multiplies a general rectangular matrix by a real scalar defined as cto/cfrom.
Applies a permutation matrix to a general distributed matrix, resulting in row or column pivoting.
Generates a real or complex elementary reflector.
Computes the eigenvalues of a 2-by-2 symmetric matrix.
Generates the real orthogonal matrix Q of the LQ factorization formed by p?gelqf.
Scales a symmetric/Hermitian matrix in packed storage, using scaling factors computed by ?ppequ.
Swaps adjacent diagonal blocks of a real upper quasi-triangular matrix in Schur canonical form, by an orthogonal similarity transformation.
Reduces the first nb rows and columns of a symmetric/Hermitian matrix A to real tridiagonal form by an orthogonal/unitary similarity transformation.
Computes the infinity norm condition number of op(A)*diag(x) for general banded matrices.
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