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Alternative Mathematics using MATLAB 7

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Alternative Mathematics using MATLAB 7



13 Mar 2003 (Updated )

Self-instructive text on undergraduate algebra, statistics, differential and integral calculus.

% ex083.m: A System of Five Unknowns
format short,  clear,  A=rand(5,5)  	% Random, square matrix
B=rand(5,1)				% Random column vector
X=A\B					% Solve for X
format long,  left=A*X,  right=B	% Compare left and right members
format short,  error=left-right		% Show the difference
meanB=sum( abs(B))/5		% Mean value of B for comparison

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