Question

Haskell - How to transform map sum (map (x:) xss) to map (x+) (map sum xss)

score 371 · Answer 1 · 2025-01-02 00:08:41

371

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Haskell - How to transform map sum (map (x:) xss) to map (x+) (map sum xss)

Published on 02 January 2025 at 00:08

score 370 · Answer 2 · 2025-01-02 00:10:04

370

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Haskell - How to transform maximum (xs ++ map (x+) xs) to max (maximum xs) (x + maximum xs)

Published on 02 January 2025 at 00:10

score 344 · Answer 3 · 2025-01-02 00:10:07

344

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Is it possible to use church encodings without breaking equational reasoning?

Published on 02 January 2025 at 00:10

score 169 · Answer 4 · 2025-01-02 00:07:41

169

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To prove equality of two function definitions inductively

Published on 02 January 2025 at 00:07

score 3.8k · Answer 5 · 2025-01-02 00:03:57

3.8k

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If return a = return b then does a=b?

Published on 02 January 2025 at 00:03

score 1.5k · Answer 6 · 2025-01-02 00:03:56

1.5k

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Proof by induction with multiple lists

Published on 02 January 2025 at 00:03

score 121 · Answer 7 · 2025-01-02 00:11:33

121

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Keeping track of "state" when writing equality proofs that are long chains of transitively linked steps

Published on 02 January 2025 at 00:11

score 107 · Answer 8 · 2025-01-04 20:30:13

107

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(sequence .) . flip fmap === forM?

Published on 04 January 2025 at 20:30

score 288 · Answer 9 · 2025-01-02 00:08:40

288

Views

Problems with equational proofs and interface resolution in Idris

Published on 02 January 2025 at 00:08

score 340 · Answer 10 · 2025-01-02 00:04:24

340

Views

Prove Transitivity in Haskell semantics

Published on 02 January 2025 at 00:04

score 346 · Answer 11 · 2025-01-02 00:04:23

346

Views

Mapping a strict vs. a lazy function

Published on 02 January 2025 at 00:04

score 337 · Answer 12 · 2025-01-02 00:06:42

337

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Induction on lists - Proving Stronger Property (Haskell)

Published on 02 January 2025 at 00:06

score 1.1k · Answer 13 · 2025-01-02 00:04:48

1.1k

Views

Haskell: Equation Expander 1+(1+(1+(1+(…))))=∞

Published on 02 January 2025 at 00:04

score 126 · Answer 14 · 2025-01-02 00:10:51

126

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Why is chain of equational reasoning failing to meet trivially solvable constraints?

Published on 02 January 2025 at 00:10

score 142 · Answer 15 · 2025-01-02 00:09:26

142

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How does Haskell evaluate this function which undoes list intercalation?

Published on 02 January 2025 at 00:09

score 444 · Answer 16 · 2025-01-02 00:04:22

444

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Understanding different foldr statments

Published on 02 January 2025 at 00:04

score 165 · Answer 17 · 2025-01-02 00:09:25

165

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How does Haskell evaluate this function defined with partial application?

Published on 02 January 2025 at 00:09

score 137 · Answer 18 · 2025-01-02 00:02:57

137

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Function evaluation result

Published on 02 January 2025 at 00:02

score 132 · Answer 19 · 2025-01-02 00:07:14

132

Views

reduce(x+y, xs) and sum(xs) are not equivalent in python?

Published on 02 January 2025 at 00:07

score 351 · Answer 20 · 2025-01-02 00:07:40

351

Views

How to prove this Haskell code using equational reasoning

Published on 02 January 2025 at 00:07

List Question

Haskell - How to transform map sum (map (x:) xss) to map (x+) (map sum xss)

Haskell - How to transform maximum (xs ++ map (x+) xs) to max (maximum xs) (x + maximum xs)

Is it possible to use church encodings without breaking equational reasoning?

To prove equality of two function definitions inductively

If return a = return b then does a=b?

Proof by induction with multiple lists

Keeping track of "state" when writing equality proofs that are long chains of transitively linked steps

(sequence .) . flip fmap === forM?

Problems with equational proofs and interface resolution in Idris

Prove Transitivity in Haskell semantics

Mapping a strict vs. a lazy function

Induction on lists - Proving Stronger Property (Haskell)

Haskell: Equation Expander 1+(1+(1+(1+(…))))=∞

Why is chain of equational reasoning failing to meet trivially solvable constraints?

How does Haskell evaluate this function which undoes list intercalation?

Understanding different foldr statments

How does Haskell evaluate this function defined with partial application?

Function evaluation result

reduce(x+y, xs) and sum(xs) are not equivalent in python?

How to prove this Haskell code using equational reasoning

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