Use the Keyboard Viewer App on the Apple Menu bar 1. The Math Symbols on Your PC Keyboard Clustered around the numeric keypad like yuppies lurking near Starbucks are various math-symbol keys. NumLock needs to be enabled.
While this is a serious limitation multi-level formulas are not always needed and even when they are needed proper math symbols still look better than improvised ASCII approximations.
Just enter the text from the keyboard on textbox under Input your text here. Using the numerical pad on the right-hand side of an enhanced keyboard hold down the Alternate key while typing a three- or four-digit code. Steps to generate and use Math Symbols. Symbols from a keyboard on a computer can be used by hovering the mouse over the bottom-left key.