Comparison of programming languages (functional programming)
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This page provides the comparison tables of functional programming instructions between programming languages. Comparison of basic instructions of imperative paradigm is provided by the comparison of basic instructions.
Contents
List operations
Function applications and lists
| map | apply | identity lambda | lambda | filter | fold | sum | |
|---|---|---|---|---|---|---|---|
| Python | map(func, list) | func(*arguments) | lambda x: x | lambda x: ... | filter(func, list) | functools.reduce(func, list) | sum(list) |
| Mathematica | Map[func, list] or func /@ list | Apply[func, args] or func @@ args | #& | ... # ... & | Select[list, func] | Fold[func, initval, list] | Plus |
Numerical operations on lists
| sort | max | min | |
|---|---|---|---|
| Python | sorted(...) | max(...) | min(...) |
| Mathematica | Sort[...] | Max[...] | Min[...] |
Iterations on lists
| group by | |||
|---|---|---|---|
| Python | itertools.groupby(list, func) | ||
| Mathematica | GroupBy[list, func][1] |
Generating lists by combinatorics tools
| Generate range (lazily) | Infinite range (lazily) | ||
|---|---|---|---|
| Python | xrange(start, end) | itertools.count(start, step) |
References
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