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Twistor spaces and harmonic maps - MaRDI portal

Twistor spaces and harmonic maps

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Publication:4300561

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DOI10.1070/RM1993V048N03ABEH001031zbMath0810.16022MaRDI QIDQ4300561

D. I. Piotkovskij

Publication date: 2 August 1994

Published in: Russian Mathematical Surveys (Search for Journal in Brave)

zbMATH Keywords

exponential growth homogeneous ideal free associative algebra Golod-Shafarevich series minimal system of homogeneous generators

Mathematics Subject Classification ID

Associative rings determined by universal properties (free algebras, coproducts, adjunction of inverses, etc.) (16S10) Finite generation, finite presentability, normal forms (diamond lemma, term-rewriting) (16S15) Growth rate, Gelfand-Kirillov dimension (16P90)

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