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+//Book - Power System: Analysis & Design 5th Edition
+//Authors - J. Duncan Glover, Mulukutla S. Sarma, and Thomas J. Overbye
+//Chapter - 6 ; Example 6.3
+//Scilab Version - 6.0.0 ; OS - Windows
+
+clc;
+clear;
+
+A=[10 5;2 9];          //Coefficients of variables in matrix form
+y=[6;3];               //Constant coefficients in matrix form
+tol=1e-4;              //Tolerance value
+x=[0;0]
+
+D=[A(1,1) 0;0 A(2,2)];     //Matrix containing the diagonal elements of A
+M=inv(D)*(D-A);
+
+err=1;
+iter=0;
+
+while err>tol
+    temp=x;
+    x=M*x+inv(D)*y;
+    if temp(1) ~= 0 | temp(2) ~= 0
+    err=max(abs((x(1)-temp(1))/temp(1)),abs((x(2)-temp(2))/temp(2)));
+    end
+    iter=iter+1;    
+end
+
+printf('The convergence criterion is satisfied at the %dth iteration\n',iter)
+printf('The solution is x1=%.4f and x2=%.4f',x(1),x(2))