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gfun

  

ratpolytocoeff

  

compute the nth coefficient of a rational function

 

Calling Sequence

Parameters

Description

Examples

Calling Sequence

ratpolytocoeff(f, x, n)

Parameters

f

-

rational function in x

x

-

name; indeterminate in f

n

-

name; index of the Taylor coefficients

Description

• 

The ratpolytocoeff(f, x, n) command computes the expression for the nth coefficient of the Taylor expansion about the origin of f as a function of x.

Examples

withgfun:

ratpolytocoeff11xx2,x,n

_α=RootOf_Z2+_Z125_α15_αn_α

(1)

See Also

convert[ratpoly]

gfun

gfun/parameters

 


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