On the Lüroth semigroup and Weierstrass canonical divisors

DOI10.1016/0021-8693(82)90277-0zbMath0533.14010OpenAlexW2025353262MaRDI QIDQ789461

William J. Heinzer, Tzuong-tsieng Moh

Publication date: 1982

Published in: Journal of Algebra (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0021-8693(82)90277-0

zbMATH Keywords

Lüroth semigroupdominant mapfunction field of one variableirrationality of curveWeierstrass divisor

Mathematics Subject Classification ID

Arithmetic theory of algebraic function fields (11R58) Special algebraic curves and curves of low genus (14H45) Divisors, linear systems, invertible sheaves (14C20) Riemann surfaces; Weierstrass points; gap sequences (14H55) Algebraic functions and function fields in algebraic geometry (14H05)

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