Pfaffian.
The determinant of a skew-symmetric matrix, capable of being written as the square of a polynomial in the matrix entries.
Meaning & usage
The determinant of a skew-symmetric matrix, capable of being written as the square of a polynomial in the matrix entries.
Where this word comes from
From Pfaff + -ian, after Johann Friedrich Pfaff.
A member of a circle of artists that met at Pfaff's, a restaurant on Broadway.
Where this word comes from
After Charles Ignatious Pfaff, the founder of the restaurant.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.