Tagged: Expressions

Working with Matrices in Matlab

Generating Matrices MATLAB software provides four functions that generate basic matrices. zeros All zeros ones All ones rand Uniformly distributed random elements randn Normally distributed random elements Here are some examples: Z = zeros(2,4)...

Matlab Expressions

Matlab Expressions Variables Like most other programming languages, the MATLAB language provides mathematical expressions, but unlike most programming languages, these expressions involve entire matrices. MATLAB does not require any type declarations or dimension statements....

Manipulating Matrices

Matrices and Magic Squares In MATLAB, a matrix is a rectangular array of numbers. Special meaning is sometimes attached to 1-by-1 matrices, which are scalars, and to matrices with only one row or column,...

elseif

elseif IF statement condition. elseif is used with IF. The statements after the elseif are executed if the expression is true and all the preceding IF and elseif expressions are false. An expression is...

end

end Terminate scope of FOR, WHILE, SWITCH, TRY, and IF statements. Without END’s, FOR, WHILE, SWITCH, TRY, and IF wait for further input. Each end is paired with the closest previous unpaired FOR, WHILE,...

else

else Used with IF. else is used with IF. The statements after the else are executed if all the preceding IF and ELSEIF expressions are false. The general form of the IF statement is...

Examples of Expressions

You have already seen several examples of MATLAB expressions. Here are a few more examples, and the resulting values. rho = (1+sqrt(5))/2 rho = 1.6180 a = abs(3+4i) a = 5 z = sqrt(besselk(4/3,rho-i))...