%% HOW DO I DO THAT IN MATLAB SERIES? % In this series, I am answering questions that students have asked % me about MATLAB. Most of the questions relate to a mathematical % procedure. %% TOPIC % How do I solve a set of simultaneous linear equations? %% SUMMARY % Language : Matlab 2008a; % Authors : Autar Kaw; % Mfile available at % http://numericalmethods.eng.usf.edu/blog/sle.m; % Last Revised : August 12, 2009; % Abstract: This program shows you how to solve a set of simultaneous linear % equations? % . clc clear all clf %% INTRODUCTION disp('ABSTRACT') disp(' This program shows you how to solve a') disp(' set of simultaneous linear equations') disp(' ') disp('AUTHOR') disp(' Autar K Kaw of http://autarkaw.wordpress.com') disp(' ') disp('MFILE SOURCE') disp(' http://numericalmethods.eng.usf.edu/blog/sle.m') disp(' ') disp('LAST REVISED') disp(' August 12, 2009') disp(' ') %% INPUTS % Enter the coefficient matrix of the equation [A][X]=[C] A=[12 23 39; 13 17 19; 21 23 29]; % Enter the right hand side vector C=[29; 37; 59]; %% DISPLAYING INPUTS disp(' ') disp('INPUTS') disp('________________________') disp('Coefficient Matrix') disp('________________________') dataval=[A]; disp(dataval) disp('________________________') disp('Right hand side vector') disp('________________________') dataval=[C]; disp(dataval) disp('________________________') %% THE CODE % The solution X=A\C; %% DISPLAYING OUTPUTS disp(' ') disp('OUTPUTS') disp('________________________') disp('Solution Vector') disp('________________________') dataval=[X]; disp(dataval) disp('________________________')