ox-arrays - Nested, compositional struct-of-arrays orthotope arrays

	Commit message (Collapse)	Author	Age
*	Shape/index function rename	Tom Smeding	29 hours
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*	Flip arguments of mcastToShaped for consistency	Tom Smeding	41 hours
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*	Convert: Export list; simplify some functions with castCastable	Tom Smeding	41 hours
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*	Move casts to DAN.Convert; split Ranked/Shaped types into .Base	Tom Smeding	41 hours
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*	Make mcast available in Castable	Tom Smeding	41 hours
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*	mcastSafe was unsound; it's now gone	Tom Smeding	41 hours
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*	Move Arith, XArray and Convert	Mikolaj Konarski	3 days
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*	Clearer module purposes	Tom Smeding	2024-05-30
\| \| \| \|	Thanks Mikolaj for discussion
*	Refactor Nested (modules, function names)	Tom Smeding	2024-05-30