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log-concavity
对数凹
单峰型问题中的概念。设是一个非负实数序列。如果对任意的0">都满足:,则称序列是对数凹的。
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Yaqui Wars
Yaqutan
yard
yardang in China
yardangs
yard line
yardstick
Ya. Remes
Yaren
Yarkand Hare
Yarkand Khan
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Yarkant He Endemic Fish National Aquatic Germplasm Resources Reserve
Yarkant river irrigation district
Yarkovsky effect
Yarl Lake grottoes
yarlongite
Yarlung Zangbo Daxiagu
Yarlung Zangbo Daxiagu Guojiaji Ziran Baohuqu
Yarlung Zangbo Daxiagu Pubuqun
Yarlung Zangbo Jiang
Yarlung-Zangbo Suture Zone
yarn
yarn change weft-knitted fabric
yarn count
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