Developer Reference

  • 2020.2
  • 07/15/2020
  • Public Content
Contents

?pbsvx

Uses the Cholesky factorization to compute the solution to the system of linear equations with a symmetric (Hermitian) positive-definite band coefficient matrix A, and provides error bounds on the solution.

Syntax

call spbsvx
(
fact
,
uplo
,
n
,
kd
,
nrhs
,
ab
,
ldab
,
afb
,
ldafb
,
equed
,
s
,
b
,
ldb
,
x
,
ldx
,
rcond
,
ferr
,
berr
,
work
,
iwork
,
info
)
call dpbsvx
(
fact
,
uplo
,
n
,
kd
,
nrhs
,
ab
,
ldab
,
afb
,
ldafb
,
equed
,
s
,
b
,
ldb
,
x
,
ldx
,
rcond
,
ferr
,
berr
,
work
,
iwork
,
info
)
call cpbsvx
(
fact
,
uplo
,
n
,
kd
,
nrhs
,
ab
,
ldab
,
afb
,
ldafb
,
equed
,
s
,
b
,
ldb
,
x
,
ldx
,
rcond
,
ferr
,
berr
,
work
,
rwork
,
info
)
call zpbsvx
(
fact
,
uplo
,
n
,
kd
,
nrhs
,
ab
,
ldab
,
afb
,
ldafb
,
equed
,
s
,
b
,
ldb
,
x
,
ldx
,
rcond
,
ferr
,
berr
,
work
,
rwork
,
info
)
call pbsvx
(
ab
,
b
,
x
[
,
uplo
]
[
,
afb
]
[
,
fact
]
[
,
equed
]
[
,
s
]
[
,
ferr
]
[
,
berr
]
[
,
rcond
]
[
,
info
]
)