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c Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
c Copyright (C) INRIA
c
c This file must be used under the terms of the CeCILL.
c This source file is licensed as described in the file COPYING, which
c you should have received as part of this distribution. The terms
c are also available at
c http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.txt
logical function chkvar(v1,v2)
c compare polynomials formal names
integer v1(4),v2(4)
logical test
if(v1(1).eq.0.or.v2(1).eq.0) then
test=.true.
else
test=.false.
do 10 i=1,4
if(v1(i).ne.v2(i)) goto 20
10 continue
test=.true.
endif
20 chkvar=test
return
end
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