Results 181 to 190 of about 235,748 (327)

On a Gallai‐type problem and illumination of spiky balls and cap bodies

open access: yesMathematika, Volume 71, Issue 2, April 2025.
Abstract We show that any finite family of pairwise intersecting balls in En${\mathbb {E}}^n$ can be pierced by (3/2+o(1))n$(\sqrt {3/2}+o(1))^n$ points improving the previously known estimate of (2+o(1))n$(2+o(1))^n$. As a corollary, this implies that any 2‐illuminable spiky ball in En${\mathbb {E}}^n$ can be illuminated by (3/2+o(1))n$(\sqrt {3/2}+o ...
Andrii Arman   +3 more
wiley   +1 more source

Polyhedral Combinatorics [PDF]

open access: green, 1991
William J. Cook, Paul Seymour
openalex   +1 more source

Combinatorics: The Art of Counting

open access: yesGraduate Studies in Mathematics, 2020
Bruce E. Sagan
semanticscholar   +1 more source

The analysis of the RBL-STEM application in improving student financial literacy in controlling consumptive behavior

open access: yesHeliyon
This study aims to analyze the application of the RBL-STEM learning model in improving students' financial literacy to control their consumptive behavior.
Sumarno   +5 more
doaj  

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