dessin d'enfant

English
The dessin d'enfant arising from the rational function f = −(x − 1)3(x − 9)/64x. Not to scale.

Etymology

Borrowed from French dessin d'enfant (“child's drawing”).

Noun

dessin d'enfant (plural dessins d'enfant)

  1. (mathematics) A type of graph embedding used to study Riemann surfaces and to provide combinatorial invariants for the action of the absolute Galois group of the rational numbers.

Synonyms
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