ScaLAPACK Utility Functions and Routines
Returns the square root of the underflow and overflow thresholds if the exponent-range is very large.
Performs a simple check for the features of the IEEE standard.
Determines machine parameters for floating-point arithmetic.
Computes the position of the sign bit of a floating-point number.
Initializes the array descriptor for distributed matrix.
Computes the number of rows or columns of a distributed matrix owned by the process.