File: %25s_n_r.sci

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scilab 2.6-4
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function [r]=%s_n_r(l1,l2)
//%s_n_r(l1,l2) <=> l1<>l2 l1 constant  l2 rational
// et l2 une fraction rationnelle 
//!
// Copyright INRIA
r=degree(l2('num'))==0&degree(l2('den'))==0
if r then r=coeff(l2('num'))./coeff(l2('den'))==l1,end
r=~r