/// <summary>
 /// See https://software.intel.com/en-us/mkl-developer-reference-fortran-pptri#C45F200E-7462-4297-9490-B2433811F035
 /// </summary>
 public void Dpptri(string uplo, int n, double[] a, int offsetA, ref int info)
 => Lapack.Dpptri(uplo, ref n, ref a[offsetA], ref info);