<ul><li><a target="_blank" href="https://www.wikiwand.com/en/Technological_singularity">Technological singularity</a></li><li><a target="_blank" href="https://www.wikiwand.com/en/Cruller">Cruller</a></li><li><a target="_blank" href="https://en.wiktionary.org/wiki/eierlegende_Wollmilchsau">Eierlegende Wollmilchsau</a></li><li><a target="_blank" href="https://www.wikiwand.com/en/Semiring">Semiring</a></li><li><a target="_blank" href="https://www.wikiwand.com/en/Tropical_geometry#/Basic_definitions">Tropical Semiring</a></li><li><a target="_blank" href="https://www.wikiwand.com/en/Monoid">Monoid</a></li><li><a target="_blank" href="https://www.wikiwand.com/en/Semigroup">Semigroup</a></li></ul>























<pre><code>// Double pass
rects.map(rect => toCoords(x).add(Inverse(toCoords(rect)))) 
// Single pass
rects.foldMap(rect => Min(toCoords(x).add(Inverse(toCoords(rect))))</code></pre>



  <ul dir="ltr"><li><a target="_blank" href="https://pursuit.purescript.org/packages/purescript-foldable-traversable/3.4.0/docs/Data.Traversable#t:Traversable">Traversable</a></li><li><a target="_blank" href="https://pursuit.purescript.org/packages/purescript-foldable-traversable/3.4.0/docs/Data.Foldable#t:Foldable">Foldable</a></li><li><a target="_blank" href="https://pursuit.purescript.org/packages/purescript-control/3.3.0/docs/Control.Extend#t:Extend">Extend</a></li></ul>

Technological singularityCrullerEierlegende WollmilchsauSemiringTropical SemiringMonoidSemigroup // Double pass rects.map(rect => toCoords(x).add(Inverse(toCoords(rect)))) // Single pass rects.foldMap(rect => Min(toCoords(x).add(Inverse(toCoords(rect)))) TraversableFoldableExtend

<ul><li><a href="https://www.wikiwand.com/en/Technological_singularity" rel="noopener noreferrer">Technological singularity</a></li><li><a href="https://www.wikiwand.com/en/Cruller" rel="noopener noreferrer">Cruller</a></li><li><a href="https://en.wiktionary.org/wiki/eierlegende_Wollmilchsau" rel="noopener noreferrer">Eierlegende Wollmilchsau</a></li><li><a href="https://www.wikiwand.com/en/Semiring" rel="noopener noreferrer">Semiring</a></li><li><a href="https://www.wikiwand.com/en/Tropical_geometry#/Basic_definitions" rel="noopener noreferrer">Tropical Semiring</a></li><li><a href="https://www.wikiwand.com/en/Monoid" rel="noopener noreferrer">Monoid</a></li><li><a href="https://www.wikiwand.com/en/Semigroup" rel="noopener noreferrer">Semigroup</a></li></ul>























// Double pass
rects.map(rect =&gt; toCoords(x).add(Inverse(toCoords(rect)))) 
// Single pass
rects.foldMap(rect =&gt; Min(toCoords(x).add(Inverse(toCoords(rect))))



  <ul><li><a href="https://pursuit.purescript.org/packages/purescript-foldable-traversable/3.4.0/docs/Data.Traversable#t:Traversable" rel="noopener noreferrer">Traversable</a></li><li><a href="https://pursuit.purescript.org/packages/purescript-foldable-traversable/3.4.0/docs/Data.Foldable#t:Foldable" rel="noopener noreferrer">Foldable</a></li><li><a href="https://pursuit.purescript.org/packages/purescript-control/3.3.0/docs/Control.Extend#t:Extend" rel="noopener noreferrer">Extend</a></li></ul>

Hang a Fang

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Hang a Fang

Hang a Fang