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C This routines was copied from the stsdas$pkg/analysis/gasp/gasplib/
C directory. See the file stsdas$copyright.stsdas for copyright
C restrictions.
subroutine ksbsvd (u,w,v,m,n,b,x)
parameter (nmax=1000)
real*8 u(m,n),w(n),v(n,n),b(m),x(n),tmp(nmax)
real*8 s
do j=1,n
s=0.
if(w(j).ne.0.)then
do i=1,m
s=s+u(i,j)*b(i)
enddo
s=s/w(j)
endif
tmp(j)=s
enddo
do j=1,n
s=0.
do jj=1,n
s=s+v(j,jj)*tmp(jj)
enddo
x(j)=s
enddo
return
end
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