if you want to use matlab for calculus you have to download and read this MATLAB Tutorial for Calculus III. as you understand that matlab is one of the most powerful computer system algebra system that you can use to determine the math, close to that matlab also a programming language. The MATLAB desktop computer is separated into three high street windows. On the upper left you will view the "Existing Directory" subwindow We will certainly not be utilizing this, so remove it by clicking the little "x" in the upper right edge of the subwindow. Now the "Workspace" subwindow appears; remove this also. Then remove the "Command History" subwindow.