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clc
// Fundamental of Electric Circuit
// Charles K. Alexander and Matthew N.O Sadiku
// Mc Graw Hill of New York
// 5th Edition
// Part 1 : DC Circuits
// Chapter 3: Methods of Analysis
// Example 3 - 9
clear; clc; close;
//
// Given data
// Diagonal term of R
R11 = 9.00;
R22 = 10.00;
R33 = 9.00;
R44 = 8.00;
R55 = 4.00;
// Off Diagonal term of R
R12 = -2.00; R13 = -2.00; R14 = 0.00; R15 = 0.00;
R21 = -2.00; R23 = -4.00; R24 = -1.00; R25 = -1.00;
R31 = R13; R32 = R23; R34 = 0.00; R35 = 0.00;
R41 = R14; R42 = R24; R43 = R34; R45 = -3.00;
R51 = R15; R52 = R25; R53 = R35; R54 = R45;
// Input Voltage
V1 = 4.00;
V2 = 6.00;
V3 = -6.00;
V4 = 0.00;
V5 = -6.00;
//
// Calculations
// Calculations I1, I2, I3, I4 and I5
R = [ R11 R12 R13 R14 R15;
R21 R22 R23 R24 R25;
R31 R32 R33 R34 R35;
R41 R42 R43 R44 R45;
R51 R52 R53 R54 R55];
V = [ V1; V2; V3; V4; V5];
I = inv(R)*V;
//
// Display the result
disp("Example 3-9 Solution : ");
printf(" \n I1 = Current for Mesh 1 = %.3f A",I(1))
printf(" \n I2 = Current for Mesh 2 = %.3f A",I(2))
printf(" \n I3 = Current for Mesh 3 = %.3f A",I(3))
printf(" \n I4 = Current for Mesh 4 = %.3f A",I(4))
printf(" \n I5 = Current for Mesh 5 = %.3f A",I(5))
R
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