polyval ( x p -- p[x] )
Polynomials

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Vocabulary
math.polynomials

Inputs

x	a number
p	a polynomial

Outputs

p[x]

a number

Word description
Evaluate p with the input x.

Examples

USING: math.polynomials prettyprint ; 2 { 1 0 1 } polyval .
5

See also
polyval*

Definition

USING: kernel math sequences ;

IN: math.polynomials

: polyval ( x p -- p[x] )
    [ nip <reversed> unclip-slice swap ] [ drop ] 2bi
    [ * ] curry [ dip + ] curry each ;