pbequ
- void pbequ(char uplo, f_int n, f_int kd, f_float* ab, f_int ldab, f_float* s, f_float* scond, f_float* amax, f_int info)
- void pbequ(char uplo, f_int n, f_int kd, f_double* ab, f_int ldab, f_double* s, f_double* scond, f_double* amax, f_int info)
- void pbequ(char uplo, f_int n, f_int kd, f_cfloat* ab, f_int ldab, f_float* s, f_float* scond, f_float* amax, f_int info)
- void pbequ(char uplo, f_int n, f_int kd, f_cdouble* ab, f_int ldab, f_double* s, f_double* scond, f_double* amax, f_int info)
Computes row and column scalings to equilibrate a symmetric positive definite band matrix and reduce its condition number.