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// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
// Copyright (C) 2002-2004 - INRIA - Vincent COUVERT
//
// This file must be used under the terms of the CeCILL.
// This source file is licensed as described in the file COPYING, which
// you should have received as part of this distribution. The terms
// are also available at
// http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.txt
function y=mtlb_logic(a,op,b)
// Emulation function for Matlab logical operators
// Because isreal function does not work with Boolean values
if or(type(a)==[4,6]) then
a=bool2s(a)
end
if or(type(b)==[4,6]) then
b=bool2s(b)
end
// Because <, >, <=, and >= operators do not work with complex values
if or(op==["<",">","<=",">="]) then
if ~isreal(a) then
a=real(a)
end
if ~isreal(b) then
b=real(b)
end
end
if a==[] | b==[] then
y=[]
else
if op=="==" then
y=a==b
elseif op=="<" then
y=a<b
elseif op==">" then
y=a>b
elseif op=="<=" then
y=a<=b
elseif op==">=" then
y=a>=b
else
y=a~=b
end
end
endfunction
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