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GNU Emacs Calc 2.02 Manual

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3.7.6 Algebraic Entry Tutorial Exercise 2

In the formula `2 x (1+y)', `x' was interpreted as a function name with `1+y' as its argument. Assigning a value to a variable has no relation to a function by the same name. Joe needed to use an explicit `*' symbol here: `2 x*(1+y)'.


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