SEGRE’S UPPER BOUND FOR THE REGULARITY INDEX OF 2n+1 DOUBLE POINTS IN P^n

Tran Nam Sinh

doi:10.26459/hueuni-jns.v126i1B.3910

Vol. 126 No. 1B (2017), Original Article

Vol. 126 No. 1B (2017)

SEGRE’S UPPER BOUND FOR THE REGULARITY INDEX OF 2n+1 DOUBLE POINTS IN P^n

Original Article

https://doi.org/10.26459/hueuni-jns.v126i1B.3910

Published 2017-05-16

Tran Nam Sinh⁺⁻

Tran Nam Sinh

HU – University of Education, 34 Le Loi, Hue, Vietnam

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Nam Sinh T. SEGRE’S UPPER BOUND FOR THE REGULARITY INDEX OF 2n+1 DOUBLE POINTS IN P^n. hueuni-jns [Internet]. 2017May16 [cited 2025Feb.22];126(1B):23-36. Available from: https://jos.hueuni.edu.vn/index.php/hujos-ns/article/view/3910

Abstract

We prove the Segre's upper bound for the regularity index of 2n+1 double points that does not exist any n+1 points lying on a (n-2)-plane in P^n

https://doi.org/10.26459/hueuni-jns.v126i1B.3910

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SEGRE’S UPPER BOUND FOR THE REGULARITY INDEX OF 2n+1 DOUBLE POINTS IN P^n

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Abstract