In mathematics, differential calculus is a subfield of calculus that studies the rates at which quantities change. It is one of the two traditional divisions of calculus, the other being integral calculus—the study of the area beneath a curve.
"}{"fact":"Cats and kittens should be acquired in pairs whenever possible as cat families interact best in pairs.","length":102}
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{"slip": { "id": 33, "advice": "Don't let the bastards grind you down."}}
{"type":"standard","title":"Mitra (gastropod)","displaytitle":"Mitra (gastropod)","namespace":{"id":0,"text":""},"wikibase_item":"Q3317141","titles":{"canonical":"Mitra_(gastropod)","normalized":"Mitra (gastropod)","display":"Mitra (gastropod)"},"pageid":12360403,"thumbnail":{"source":"https://upload.wikimedia.org/wikipedia/commons/thumb/2/25/Mitra-mitra.jpg/330px-Mitra-mitra.jpg","width":320,"height":474},"originalimage":{"source":"https://upload.wikimedia.org/wikipedia/commons/2/25/Mitra-mitra.jpg","width":1351,"height":2000},"lang":"en","dir":"ltr","revision":"1228009994","tid":"246c48ee-25f7-11ef-a86b-90ec7e11ea1e","timestamp":"2024-06-09T00:28:07Z","description":"Genus of gastropods","description_source":"local","content_urls":{"desktop":{"page":"https://en.wikipedia.org/wiki/Mitra_(gastropod)","revisions":"https://en.wikipedia.org/wiki/Mitra_(gastropod)?action=history","edit":"https://en.wikipedia.org/wiki/Mitra_(gastropod)?action=edit","talk":"https://en.wikipedia.org/wiki/Talk:Mitra_(gastropod)"},"mobile":{"page":"https://en.m.wikipedia.org/wiki/Mitra_(gastropod)","revisions":"https://en.m.wikipedia.org/wiki/Special:History/Mitra_(gastropod)","edit":"https://en.m.wikipedia.org/wiki/Mitra_(gastropod)?action=edit","talk":"https://en.m.wikipedia.org/wiki/Talk:Mitra_(gastropod)"}},"extract":"Mitra is a large genus of medium to large predatory sea snails, marine gastropod mollusks in the family Mitridae, the miter shells or mitre sna