@第{zbMATH07335410条，作者={Chalopin，J{\'e}r{\e}mie and Chepoi，Victor and Dragan，Feodor F.and Ducoff，Guillaume and Mohammed，Abdulhakeem and Vax{\`e}s，Yann}，Title={图的负曲率参数的快速逼近和精确计算}，FJournal={离散计算几何}，日志={离散计算几何}，ISSN={0179-5376}，体积={65}，数字＝｛3｝，页码={856--892}，年份={2021}，语言={英语}，DOI={10.1007/s00454-019-00107-9}，关键词={05C85,05C12}，URL={drops.dagstuhl.de/opus/volltexte/2018/8735/}，zbMATH={7335410}，Zbl={1461.05204}}