integer ndim
double precision forces(3*ndim),accel(3,0:maxres2),rs(ndim),
& xsolv(ndim),d_a_vec(6*nres)
integer i,j,ind,ichain,n,iposc,innt,inct,inct_prev
integer ndim
double precision forces(3*ndim),accel(3,0:maxres2),rs(ndim),
& xsolv(ndim),d_a_vec(6*nres)
integer i,j,ind,ichain,n,iposc,innt,inct,inct_prev