Haar space

短语

词形变化

Haar spaces 复数 Haar spaces

释义与例句

n.
  1. 1.

    A finite-dimensional subspace V of 𝒞(X, 𝕂), where X is a compact space and 𝕂 either the real numbers or the complex numbers, such that for any given f∈𝒞(X, 𝕂) there is exactly one element of V that approximates f "best", i.e. with minimum distance to f in supremum norm.

词源

Named after Hungarian mathematician Alfréd Haar.

来源：wiktionary