File: trianfml.cat

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scilab 2.6-4
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trianfml          Scilab Group          Scilab Function            trianfml
NAME
   trianfml - symbolic triangularization
  
CALLING SEQUENCE
 [f [,sexp]]=trianfml(f [,sexp])
DESCRIPTION
   Triangularization of the symbolic matrix f ; triangularization  is
  performed by elementary row operations; sexp is a set of common
  expressions stored by the algorithm.
  
EXAMPLE
 A=['1','2';'a','b']
 W=trianfml([A,string(eye(2,2))])
 U=W(:,3:4)
 a=5;b=6;
 A=evstr(A)
 U=evstr(U)
 U*A
 evstr(W(:,1:2))
SEE ALSO
   addf, mulf, solve, trisolve