File: polefit.f90

package info (click to toggle)
elkcode 5.4.24-2
  • links: PTS, VCS
  • area: main
  • in suites: buster, sid
  • size: 12,840 kB
  • sloc: f90: 48,415; fortran: 22,457; perl: 965; makefile: 384; sh: 369; python: 105; ansic: 67
file content (27 lines) | stat: -rw-r--r-- 574 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27

! Copyright (C) 2017 J. K. Dewhurst, S. Sharma and E. K. U. Gross.
! This file is distributed under the terms of the GNU General Public License.
! See the file COPYING for license details.

real(8) function polefit(zfm,c)
use modgw
implicit none
! arguments
complex(8), intent(in) :: zfm(0:nwfm)
complex(8), intent(in) :: c(2*npole+1)
! local variables
integer iw
real(8) sum
complex(8) z1
! external functions
complex(8) zfpole
external zfpole
sum=0.d0
do iw=0,nwfm
  z1=zfm(iw)-zfpole(c,wfm(iw))
  sum=sum+dble(z1)**2+aimag(z1)**2
end do
polefit=sum
return
end function