piecewise linear

形容词 adj.
中文释义

英文释义

形容词 adj.
  1. Equal to a sum of finitely many linear functions, each defined on a convex polytope: said of functions between vector spaces not-comparable
  2. Having a defining atlas such that there is a piecewise linear homeomorphism between any pair of intersecting atlas charts: said of manifolds not-comparable

词源

Etymology tree
English piece
Proto-Indo-European *weyd-
Proto-Indo-European *weyd-s-ós
Proto-Germanic *wīsaz
Proto-Germanic *-wīsaz
Proto-West Germanic *-wīs
Old English -wīs
Middle English -wis
English -wise
English piecewise
English linear
English piecewise linear
From piecewise (adverb) + linear.
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