fcrit.f File Reference

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Functions/Subroutines
subroutine	fcrit (time, t, a, b, ze, d, dd, h1, h2, h3, h4, func, funcp)

Function/Subroutine Documentation

fcrit()

subroutine fcrit	(	real*8	time,
		real*8	t,
		real*8	a,
		real*8	b,
		real*8	ze,
		real*8	d,
		real*8	dd,
		real*8	h1,
		real*8	h2,
		real*8	h3,
		real*8	h4,
		real*8	func,
		real*8	funcp
	)

!
      implicit none
!
      real*8 time,t,a,b,ze,d,dd,h1,h2,h3,h4,fexp,func,funcp
!
      fexp=dexp(-h1*t)
!
!     function
!
      func=((a+b*time)*(-t*h2-h3)-b*(-t*t*h2-2.d0*t*h3-2.d0*h4))*fexp
!
!     derivative of the function
!
      funcp=((a+b*time)*t-b*(h3+t*h2+t*t))*fexp
!
      return