How to write math expressions?
It’s very simple. Press Ctrl+M (or Format->’Math expression’ from main menu). Type expression like at the HOME screen of calculator. If you mispell, expression won’t be viewed (you get an error ‘Bad expr’ or ‘Wrong Pic’). If you want to be sure with viewing your expression, check it at HOME screen. . See also Cris’s tutorial.
Related Questions
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