Online Judge | Problem Set | Authors | Online Contests | User | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Web Board Home Page F.A.Qs Statistical Charts | Current Contest Past Contests Scheduled Contests Award Contest |
Re:这题函数在[0, PI / 2]不是单峰的,三分做法是错的。。In Reply To:这题函数在[0, PI / 2]不是单峰的,三分做法是错的。。 Posted by:RYANaaa at 2011-12-27 17:40:20 > 两个点就不对 > 两个点是(0, 7), (6, 0)时 角度为(0-> 0.7左右)递增, 然后递减到1.49, 再递增。 > 设以AB为对角线的正方形的边与x的夹角为a, 是在(a + k * PI / 2, a + k * PI + PI / 2)处为凸的 好像是真的耶! Followed by: Post your reply here: |
All Rights Reserved 2003-2013 Ying Fuchen,Xu Pengcheng,Xie Di
Any problem, Please Contact Administrator