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subroutine getbmat(bmati, bmat)
integer bmati
character bmat
select case (bmati)
case (0)
bmat = 'I'
case (1)
bmat = 'G'
case default
bmat = 'I'
end select
end
subroutine getwhich(whichi, which)
integer whichi
character which*2
select case (whichi)
case (0)
which = 'LM'
case (1)
which = 'SM'
case (2)
which = 'LR'
case (3)
which = 'SR'
case (4)
which = 'LI'
case (5)
which = 'SI'
case (6)
which = 'LA'
case (7)
which = 'SA'
case (8)
which = 'BE'
case default
which = 'LM'
end select
end
subroutine gethowmny(howmnyi, howmny)
integer howmnyi
character howmny
select case (howmnyi)
case (0)
howmny = 'A'
case (1)
howmny = 'P'
case (2)
howmny = 'S'
case default
howmny = 'A'
end select
end
subroutine dsaupdwr
& ( ido, bmati, n, whichi, nev, tol, resid, ncv, v, ldv, iparam,
& ipntr, workd, workl, lworkl, info )
implicit none
integer ido, n, nev, ncv, ldv, iparam(11), ipntr(11), lworkl, info
integer bmati, whichi
character bmat, which*2
double precision tol, resid(n), v(ldv, ncv), workd(3*n),
& workl(lworkl)
external dsaupd, getbmat, getwhich
call getbmat(bmati, bmat)
call getwhich(whichi, which)
call dsaupd
& ( ido, bmat, n, which, nev, tol, resid, ncv, v, ldv, iparam,
& ipntr, workd, workl, lworkl, info )
end
subroutine dseupdwr(rvec , howmnyi, select, d ,
& z , ldz , sigma , bmati,
& n , whichi , nev , tol ,
& resid , ncv , v , ldv ,
& iparam, ipntr , workd , workl,
& lworkl, info )
implicit none
integer ldz, n, nev, ncv, ldv, iparam(7), ipntr(11), lworkl, info
double precision d(nev), z(ldz, nev), sigma, tol, resid(n)
double precision v(ldv, ncv), workd(2*n), workl(lworkl)
integer howmnyi, bmati, whichi
character howmny, bmat, which*2
logical rvec, select(ncv)
external dseupd, gethowmny, getbmat, getwhich
call gethowmny(howmnyi, howmny)
call getbmat(bmati, bmat)
call getwhich(whichi, which)
call dseupd(rvec , howmny, select, d ,
& z , ldz , sigma , bmat ,
& n , which , nev , tol ,
& resid , ncv , v , ldv ,
& iparam, ipntr , workd , workl,
& lworkl, info )
end
subroutine dnaupdwr
& ( ido, bmati, n, whichi, nev, tol, resid, ncv, v, ldv, iparam,
& ipntr, workd, workl, lworkl, info )
implicit none
integer ido, n, nev, ncv, ldv, iparam(11), ipntr(14), lworkl, info
integer bmati, whichi
character bmat, which*2
double precision tol, resid(n), v(ldv, ncv), workd(3*n),
& workl(lworkl)
external dnaupd, getbmat, getwhich
call getbmat(bmati, bmat)
call getwhich(whichi, which)
call dnaupd
& ( ido, bmat, n, which, nev, tol, resid, ncv, v, ldv, iparam,
& ipntr, workd, workl, lworkl, info )
end
subroutine dneupdwr(rvec , howmnyi, select, dr , di,
& z , ldz , sigmar, sigmai, workev,
& bmati, n , whichi, nev , tol,
& resid, ncv , v , ldv , iparam,
& ipntr, workd , workl , lworkl, info)
implicit none
integer ldz, n, nev, ncv, ldv, iparam(11), ipntr(14), lworkl, info
double precision dr(nev+1), di(nev+1), z(ldz,*), sigmar, sigmai
double precision workev(3*ncv), tol, resid(n), v(ldv, ncv)
double precision workd(3*n), workl(lworkl)
integer howmnyi, bmati, whichi
character howmny, bmat, which*2
logical rvec, select(ncv)
external dneupd, gethowmny, getbmat, getwhich
call gethowmny(howmnyi, howmny)
call getbmat(bmati, bmat)
call getwhich(whichi, which)
call dneupd (rvec , howmny, select, dr , di,
& z , ldz , sigmar, sigmai, workev,
& bmat , n , which , nev , tol,
& resid, ncv , v , ldv , iparam,
& ipntr, workd , workl , lworkl, info)
end
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