Basics of MATLAB-II

Basics of MATLAB-IIPresented byT.S.L.V.Ayyarao

Mathematical functionsFunctioncos(x)cosinesin(x)sinetan(x)tangentatan(x)Arc tangentasin(x)Arc sineexp(x)exponentialsqrt(x)Square rootlog(x)Natural logrithmabs(x)Absolute value

subplotCreates a figure with multiple graphs >>Example:>>x = 0:0.01:2*pi>>y1 = sin(x); >>Figure >>subplot(2,2,1) >>plot(x,y1) >>title('First subplot')

Array OperationsArray arithmetic operations are done element by element

.*Element-by element multiplication./Element-by element division.^Element-by element exponentiation