Scales a symmetric/Hermitian matrix, using scaling factors computed by p?poequ .
Redistributes an array assuming that the input array, bycol, is distributed across rows and that all process columns contain the same copy of bycol.
Redistributes an array assuming that the input array byrow is distributed across columns and that all process rows contain the same copy of byrow.
Applies an elementary reflector to a general rectangular matrix.
Applies a block reflector or its transpose/conjugate-transpose to a general rectangular matrix.