Click the menu button to pop up the operation menu, click View, and long press the list item to pop up the edit, delete and open the operation menu.

Click the Back button to close the menu or window.

Click twice or more times in a row, and the coordinate point will return to the center of the screen.

Math Function Drawing Master is a drawing tool specially used for math function problems. It can automatically generate any function diagram you want, help you quickly judge the change of the function, solve the problem of whether the function has a solution or not, and calculate the integral function.

Mathematical Collection is the most comprehensive mathematical tool on Android, which supports calculators, algebra, calculus, 2D graphics, 3D graphics, time graphics, statistics and scripts.