On the equations defining tangent cones

DOI10.1017/S0305004100057583zbMath0469.14001MaRDI QIDQ3922783

Lorenzo Robbiano, Giuseppe Valla

Publication date: 1980

Published in: Mathematical Proceedings of the Cambridge Philosophical Society (Search for Journal in Brave)

zbMATH Keywords

rational curvesdeterminantal varietiesstandard baselocal study of singularities

Mathematics Subject Classification ID

Singularities in algebraic geometry (14B05) Determinantal varieties (14M12) Rational and unirational varieties (14M20) Local theory in algebraic geometry (14B99)

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