送交者: real_bingfeng 于 2006-10-01, 08:40:21:

• should be > 1/3 of circle (无内容) - skywalker00 (0 bytes) 2006-10-01, 19:54:28 (105380)
  • 能给出一个一般性的证明吗？ - real_bingfeng (60 bytes) 2006-10-02, 08:33:48 (105424)
    • 2*[8/(3-k)]-3, where k means the plane can cover 1/k circle on a full tank - skywalker00 (124 bytes) 2006-10-02, 15:47:21 (105466)
      • should be 2*[4/(3-k)]-3 (无内容) - skywalker00 (0 bytes) 2006-10-02, 15:48:02 (105467)
• guess x>0. (无内容) - catfish (0 bytes) 2006-10-01, 16:18:32 (105363)

加跟贴