Developer Reference

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

?gbsvx

Computes the solution to the real or complex system of linear equations with a band coefficient matrix A and multiple right-hand sides, and provides error bounds on the solution.

Syntax

call sgbsvx
(
fact
,
trans
,
n
,
kl
,
ku
,
nrhs
,
ab
,
ldab
,
afb
,
ldafb
,
ipiv
,
equed
,
r
,
c
,
b
,
ldb
,
x
,
ldx
,
rcond
,
ferr
,
berr
,
work
,
iwork
,
info
)
call dgbsvx
(
fact
,
trans
,
n
,
kl
,
ku
,
nrhs
,
ab
,
ldab
,
afb
,
ldafb
,
ipiv
,
equed
,
r
,
c
,
b
,
ldb
,
x
,
ldx
,
rcond
,
ferr
,
berr
,
work
,
iwork
,
info
)
call cgbsvx
(
fact
,
trans
,
n
,
kl
,
ku
,
nrhs
,
ab
,
ldab
,
afb
,
ldafb
,
ipiv
,
equed
,
r
,
c
,
b
,
ldb
,
x
,
ldx
,
rcond
,
ferr
,
berr
,
work
,
rwork
,
info
)
call zgbsvx
(
fact
,
trans
,
n
,
kl
,
ku
,
nrhs
,
ab
,
ldab
,
afb
,
ldafb
,
ipiv
,
equed
,
r
,
c
,
b
,
ldb
,
x
,
ldx
,
rcond
,
ferr
,
berr
,
work
,
rwork
,
info
)
call gbsvx
(
ab
,
b
,
x
[
,
kl
]
[
,
afb
]
[
,
ipiv
]
[
,