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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 - 4
clear; clc; close;
//
// Given data
A = [3.00 -1.00 -2.00;
6.00 -1.00 -2.00;
6.00 -5.00 -16.00];
A1 = [0.00 -1.00 -2.00;
80.00 -1.00 -2.00;
40.00 -5.00 -16.00];
A3 = [3.00 0.00 -2.00;
6.00 80.00 -2.00;
6.00 40.00 -16.00];
A4 = [3.00 -1.00 0.00;
6.00 -1.00 80.00;
6.00 -5.00 40.00];
// Calculations
// Calculations V1, V2, V3 and V4
V1 = det(A1)/det(A);
V2 = V1 - 20.00;
V3 = det(A3)/det(A);
V4 = det(A4)/det(A);
//
// Display the result
disp("Example 3-4 Solution : ");
printf(" \n V1 = Voltage at Node 1 = %.3f Volt",V1)
printf(" \n V2 = Voltage at Node 2 = %.3f Volt",V2)
printf(" \n V3 = Voltage at Node 3 = %.3f Volt",V3)
printf(" \n V4 = Voltage at Node 4 = %.3f Volt",V4)
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