| f01mcc | nag_real_cholesky_skyline LDLT factorization of real symmetric positive-definite variable-bandwidth (skyline) matrix |
| f04mcc | nag_real_cholesky_skyline_solve Approximate solution of real symmetric positive-definite variable-bandwidth simultaneous linear equations (coefficient matrix already factorized by f01mcc) |
| f07hdc | nag_dpbtrf Cholesky factorization of real symmetric positive-definite band matrix |
| f07hec | nag_dpbtrs Solution of real symmetric positive-definite band system of linear equations, multiple right-hand sides, matrix already factorized by f07hdc |
| f07hgc | nag_dpbcon Estimate condition number of real symmetric positive-definite band matrix, matrix already factorized by f07hdc |
| f07hhc | nag_dpbrfs Refined solution with error bounds of real symmetric positive-definite band system of linear equations, multiple right-hand sides |
| f08ufc | nag_dpbstf Computes a split Cholesky factorization of real symmetric positive-definite band matrix A |
| f08utc | nag_zpbstf Computes a split Cholesky factorization of complex Hermitian positive-definite band matrix A |
| D2b2a: | Tridiagonal | (0 routines) |