送交者: cornbug 于 2012-03-22, 08:35:04:

• East River Suspension Bridge, more precisely. (无内容) - alabama (0 bytes) 2012-03-22, 09:12:51 (654854)
  • "more precisely"应该是悬链线[e^x+e(-x)] (无内容) - 短江学者 (0 bytes) 2012-03-22, 10:14:21 (654860)
    • more precisely, x = c/d (无内容) - cornbug (0 bytes) 2012-03-22, 10:55:52 (654867)
      • 忧郁使人深刻，funding使人捣乱。 (无内容) - 短江学者 (0 bytes) 2012-03-22, 11:09:49 (654871)

加跟贴