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GNU Emacs Calc 2.02 Manual

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3.1 Basic Tutorial

In this section, we learn how RPN and algebraic-style calculations work, how to undo and redo an operation done by mistake, and how to control various modes of the Calculator.

3.1.1 RPN Calculations and the Stack  Basic operations with the stack.
3.1.2 Algebraic-Style Calculations  Algebraic entry; variables.
3.1.3 Undo and Redo  If you make a mistake: Undo and the trail.
3.1.4 Mode-Setting Commands  Common mode-setting commands.


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