Phrase guide
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noun
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.
Definition source: English Wiktionary via Wiktextract
Qualifier: approximation theory
No example sentence was provided for this meaning.
Synonyms: Chebyshev space
Antonyms: none provided
History
Named after Hungarian mathematician Alfréd Haar.
