1 subroutine r8dnherm1(x,nx,fherm,ilinx,ier)
13 INTEGER,
PARAMETER :: R8=selected_real_kind(12,100)
14 INTEGER ier,ilinx,ix,ixp,ixm
35 call r8splinck(x,nx,ilinx,ztol,ier)
37 write(6,*)
'?dnherm1: x axis not strict ascending.'
47 zd=(fherm(0,ixp)-fherm(0,ixm))/(x(ixp)-x(ixm))