Scilab Reference Manual |
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trianfml — symbolic triangularization
[f [,sexp]]=trianfml(f [,sexp])
Symbolic triangularization of the matrix f ; triangularization is performed by elementary row operations; sexp is a set of common expressions stored by the algorithm.
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))
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