% Matlab Lecture 1 example of operators % % Matlab script % Define a pair of matrices in which we will operate fprintf(1,'%s\n','------------------------------------------------') fprintf(1,'%s\n','Example use of Matlab operators') fprintf(1,'%s\n','------------------------------------------------') fprintf(1,'%s','Define the two matrices a and b that we will use') a = [2 1 ; 3 2] b = [4 2 ; -1 6] % % Standard matix multiply fprintf(1,'%s','+++++Standard Matrix multiple of c = a*b') c = a*b % Now and element by element multiply fprintf(1,'%s',+++++'Element by element multiple of d = a.*b') d = a.*b % Division of matrices (a*inv(b)) fprintf(1,'%s','+++++Division of matrices e = a/b') e = a/b % Backwards Division of matrices (inv(a)*b) fprintf(1,'%s','+++++Backwards Division of matrices f = a\b') f = a\b % Backwards Division of matrices (inv(a)*b) fprintf(1,'%s','+++++Division of matrices') g = inv(a)*b fprintf(1,'g is %8.3f %8.3f\n %8.3f %8.3f\n',g) fprintf(1,'NOTICE the order of the elements: Same as fortran\n')