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1 vote

Apply function to all first arguments of a nested list of rules

list = {1 -> a, 2 -> {3 -> c, 4 -> d, 5 -> {6 -> f, 7 -> {8 -> h, 9 -> j}}}}; Using ReplacePart <...
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1 vote

Why does ReplaceRepeated work differently in numerator and denominator?

expr = 1/(a Sqrt[b]); Using NumeratorDenominator (new in 12.0) ...
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