Mercurial > octave-nkf
view examples/code/@polynomial/polynomial_superiorto.m @ 20595:c1a6c31ac29a
eliminate more simple uses of error_state
* ov-classdef.cc: Eliminate simple uses of error_state.
author | John W. Eaton <jwe@octave.org> |
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date | Tue, 06 Oct 2015 00:20:02 -0400 |
parents | c8240a60dd01 |
children |
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## -*- texinfo -*- ## @deftypefn {Function File} {} polynomial () ## @deftypefnx {Function File} {} polynomial (@var{a}) ## Create a polynomial object representing the polynomial ## ## @example ## a0 + a1 * x + a2 * x^2 + @dots{} + an * x^n ## @end example ## ## @noindent ## from a vector of coefficients [a0 a1 a2 @dots{} an]. ## @end deftypefn function p = polynomial (a) if (nargin == 0) p.poly = [0]; p = class (p, "polynomial"); elseif (nargin == 1) if (strcmp (class (a), "polynomial")) p = a; elseif (isvector (a) && isreal (a)) p.poly = a(:).'; p = class (p, "polynomial"); else error ("polynomial: expecting real vector"); endif else print_usage (); endif superiorto ("double"); endfunction