HP MLIB User's Guide Vol. 2 7th Ed.

Chapter 9 LAPACK Auxiliary Subprograms 685
Error handler XERBLA
Input name The name of the subprogram in which the error was
detected.
iarg The number of the argument that was found to be in
error.
Notes This subprogram conforms to specifications of the Level 2 and 3 BLAS and
LAPACK.