Phrase guide

Euler characteristic

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

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1

noun

Meaning 1

The sum of even-dimensional Betti numbers minus the sum of odd-dimensional ones.

Definition source: English Wiktionary via Wiktextract

Topics: mathematics, sciences, topology

Examples

  • A polygon's or polyhedron's Euler characteristic is just the number of corners minus the number of edges plus the number of faces.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.