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0 pointsgroovy2shoes12y ago0 comments

Function parameters are variables even in pure FP. If your definition of variable requires assignment, then even mathematics doesn't have variables.

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2 comments · 1 top-level

Aloisius12y ago· 1 in thread

Sure it does. The summation sigma has a variable right under it. Though they like to call it the index of summation, it is a variable with assignment.

nightski12y ago

Pretty sure summation definition is recursive. So no assignment/mutation is necessary.

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