mmx::upoldse_ Namespace Reference

Functions

• template<typename real_t > void diff (real_t *dst, real_t const *const src, unsigned sz, int st)
• template<typename coeff_t , typename parm_t > void horner (parm_t &res, coeff_t const *const mnms, unsigned sz, const parm_t &t, int st=1)
• template<typename real_t > real_t horner (real_t const *const mnms, unsigned sz, const real_t &t, int st=1)
• template<typename real_t > void dhorner (real_t &p, real_t &dp, real_t const *const mnms, unsigned sz, const real_t &t)

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Function Documentation

void mmx::upoldse_::dhorner	(	real_t &	p,
		real_t &	dp,
		real_t const *const	mnms,
		unsigned	sz,
		const real_t &	t
	)			[inline]

Definition at line 23 of file loops_upoldse.hpp.

Referenced by bsearch_newton2< real_t >::reach(), and bsearch_newton< real_t >::reach().

    { int n = sz-1; p = mnms[n], dp  = 0.0; for ( int j = n-1; j>=0; dp=dp*t+p, p=p*t+mnms[j], j-- ) ; };

void mmx::upoldse_::diff	(	real_t *	dst,
		real_t const *const	src,
		unsigned	sz,
		int	st
	)			[inline]

Definition at line 14 of file loops_upoldse.hpp.

    { for ( unsigned i = 0; i < sz-1; dst[i*st] = (i+1)*src[(i+1)*st],  i ++ ) ; };

real_t mmx::upoldse_::horner	(	real_t const *const	mnms,
		unsigned	sz,
		const real_t &	t,
		int	st = 1
	)			[inline]

Definition at line 20 of file loops_upoldse.hpp.

References horner().

    { real_t res; horner(res,mnms,sz,t,st); return res; };

void mmx::upoldse_::horner	(	parm_t &	res,
		coeff_t const *const	mnms,
		unsigned	sz,
		const parm_t &	t,
		int	st = 1
	)			[inline]

Definition at line 17 of file loops_upoldse.hpp.

Referenced by mmx::tensor::eval(), horner(), mmx::tensor::levalm(), eenv_base::meval(), eenv_base::monoms_eval(), bsearch_newton2< real_t >::reach(), bsearch_newton< real_t >::reach(), and bsearch< real_t >::reach().

    { res = 0.0; for ( int p = (sz-1)*st; p != 0; res +=  mnms[p], res *= t, p -= st ) ; res+=mnms[0]; };