Gauss Jordan Method is the Practical performed in Scilab.
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Gauss Jordan



Code-
clc;clear;
disp("Gauss Jordan Method")
A=[1 1 1; 10 1 -1; 6 -1 1]
B=[9; 19; 13]
if det(A)==0 then
    disp("Unique solution does not exist")
else
    X=inv(A)*B
    disp(X,'Value of X,Y and Z are')
end

Output-

  "Gauss Jordan Method"

   2.
   3.
   4.

  "Value of X,Y and Z are"

Newton Raphson Method code

Lagrange's Interpolation on Scilab