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Scilab help >> Elementary Functions > Symbolic > trianfml

trianfml

symbolic triangularization

Calling Sequence

[f [,sexp]]=trianfml(f [,sexp])

Description

Symbolic triangularization of the matrix f ; triangularization is performed by elementary row operations; sexp is a set of common expressions stored by the algorithm.

Examples

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 — symbolic addition
  • mulf — symbolic multiplication
  • solve — symbolic linear system solver
  • trisolve — symbolic linear system solver
<< solve Symbolic trisolve >>
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with contributors 		Last updated:
Wed Oct 05 12:09:40 CEST 2011