StackOverflow Questions for Tag: semigroup

Wheat Wizard

Reputation: 4219

Does liftA2 preserve associativity?

haskellapplicativesemigroup

Score: 13

Answers: 2

Mihai

Reputation: 659

Make a parametrized data type instance of Semigroup

haskelltypessemigroup

Score: 1

Answers: 1

Her sincerly

Reputation: 383

Cats semigroup to merge List of HashMaps into One Scala

mergehashmapscala-catssemigroup

Score: 1

Answers: 1

Rob

Reputation: 3459

Require semigroup to be associative in scala

scalafunctional-programmingscala-catscategory-theorysemigroup

Score: 0

Answers: 1

Haskell bit

Reputation: 161

How to solve a Haskell code error "<>' is not a (visible) method of class `Monoid'"?

haskellmonoidssemigroup

Score: 2

Answers: 2

Eryk Ciepiela

Reputation: 195

Join semilattice examples amongst semigroup instances in Haskell

haskellsemigroup

Score: 2

Answers: 2

Eryk Ciepiela

Reputation: 195

List instance of semigroup mappeding respective pairs of elements

listhaskellsemigroup

Score: 2

Answers: 1

LorenzoPerticone

Reputation: 187

Relation between the Semigroupoid and Semigroup classes

haskellcategory-theorymonoidssemigroupcategory-abstractions

Score: 3

Answers: 1

Florian Baierl

Reputation: 2481

Semigroup typeclass (Either) with slightly altered combine

scalafunctional-programmingscala-catssemigroup

Score: 5

Answers: 1

Alexandr

Reputation: 9505

Using Validated from the Cats library in Scala

scalavalidationscala-catssemigroup

Score: 1

Answers: 1

Madderote

Reputation: 1137

Haskell Cookbook, Monoid instance

haskellcookbookmonoidssemigroup

Score: 0

Answers: 0

Jad Issa

Reputation: 65

Hiding typeclass instance declarations while importing in Haskell

haskelltypeclassmonoidssemigroup

Score: 4

Answers: 1

yairchu

Reputation: 24774

"mayBeMempty" function for a Semigroup

haskelltypeclassmonoidssemigroup

Score: 1

Answers: 2

cmal

Reputation: 2222

How to write `Semigroup` instance and their `quickCheck`s on parameterized types?

haskellsemigroup

Score: 0

Answers: 1

gekomad

Reputation: 565

Semigroup with function in Scala

scalahaskellfunctional-programmingtypeclasssemigroup

Score: 0

Answers: 2

user6445533

Reputation:

Why is Maybe's Semigroup instance biased towards Just and the Monoid uses Nothing as its empty element?

haskelloption-typemonoidssemigroup

Score: 7

Answers: 2

Bergi

Reputation: 664579

Compatible code for Semigroup Monoid Proposal

haskelltypeclassmonoidssemigroup

Score: 3

Answers: 0

zaxme

Reputation: 1095

Scalaz implementation of Semigroup using advanced Scala features

scalatraitsimplicitsmonoidssemigroup

Score: 0

Answers: 1

Mark Seemann

Reputation: 233150

Keeping IO lazy under append

haskelllazy-evaluationmonoidssemigroup

Score: 5

Answers: 2

HBu

Reputation: 559

Floating points wrapped in Sum and Product even if it breaks associativity?

haskellsemigroup

Score: 1

Answers: 0

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StackOverflow Questions for Tag: semigroup

Does liftA2 preserve associativity?

Make a parametrized data type instance of Semigroup

Cats semigroup to merge List of HashMaps into One Scala

Require semigroup to be associative in scala

How to solve a Haskell code error &quot;&lt;&gt;&#39; is not a (visible) method of class `Monoid&#39;&quot;?

Join semilattice examples amongst semigroup instances in Haskell

List instance of semigroup mappeding respective pairs of elements

Relation between the Semigroupoid and Semigroup classes

Semigroup typeclass (Either) with slightly altered combine

Using Validated from the Cats library in Scala

Haskell Cookbook, Monoid instance

Hiding typeclass instance declarations while importing in Haskell

&quot;mayBeMempty&quot; function for a Semigroup

How to write `Semigroup` instance and their `quickCheck`s on parameterized types?

Semigroup with function in Scala

Why is Maybe&#39;s Semigroup instance biased towards Just and the Monoid uses Nothing as its empty element?

Compatible code for Semigroup Monoid Proposal

Scalaz implementation of Semigroup using advanced Scala features

Keeping IO lazy under append

Floating points wrapped in Sum and Product even if it breaks associativity?

How to solve a Haskell code error "<>' is not a (visible) method of class `Monoid'"?

"mayBeMempty" function for a Semigroup

Why is Maybe's Semigroup instance biased towards Just and the Monoid uses Nothing as its empty element?