送交者: JFF 于 2008-12-15, 10:00:22:

• answer for the first 10, compared with central limit theorem - 008 (245 bytes) 2008-12-15, 16:49:49 (284327)
  • THX! (无内容) - JFF (0 bytes) 2008-12-15, 17:21:36 (284339)
• 假设这些随机数是互相独立的 - testtest (118 bytes) 2008-12-15, 13:24:31 (284275)
  • 你起码应该先把答案猜对了再试图证明． (无内容) - 008 (0 bytes) 2008-12-15, 14:56:15 (284294)
  • “那么S在[0, n]间均匀分布”不对吧？ - 插一腿 (206 bytes) 2008-12-15, 14:19:23 (284282)
    • not very easy actually - testtest (302 bytes) 2008-12-15, 17:16:01 (284338)
    • 天太冷，冻得老大忘掉中心极限定理了。 (无内容) - 网警 (0 bytes) 2008-12-15, 16:06:57 (284317)
    • you are right, i missed the point - testtest (14 bytes) 2008-12-15, 15:50:06 (284312)
    • 两个方形分布的卷积是一个三角分布。 - Amsel (159 bytes) 2008-12-15, 14:54:15 (284293)
    • 这句话刚才没看仔细。i agree with u: - JFF (100 bytes) 2008-12-15, 14:31:56 (284286)
      • fyi - Amsel (145 bytes) 2008-12-15, 14:58:27 (284295)
    • 细节就是卷积。 (无内容) - Amsel (0 bytes) 2008-12-15, 14:30:34 (284285)
      • 卷积是什么意思。对不起，俺在老美这里学到数学。 (无内容) - 网警 (0 bytes) 2008-12-15, 16:08:00 (284318)
        • 懒 - Amsel (11 bytes) 2008-12-15, 16:19:48 (284320)
          • 还是不懂。俺微积分基础不好。能给个例子么？卷积听起来很酷！ (无内容) - 网警 (0 bytes) 2008-12-15, 16:24:26 (284321)
            • 维基里面有很多例子 (无内容) - Amsel (0 bytes) 2008-12-15, 16:34:53 (284324)
  • THX! (无内容) - JFF (0 bytes) 2008-12-15, 13:56:04 (284277)
• N=1:p=0; N=2:p=1/8; N=3:p=? Can mathematica do the calculation? (无内容) - chouqilozi (0 bytes) 2008-12-15, 10:48:47 (284242)
  • according to testtest, N=2:p=1/4. what are u going to say? (无内容) - JFF (0 bytes) 2008-12-15, 13:59:50 (284278)
    • I have a problem with S being uniform in [0,N]. (无内容) - chouqilozi (0 bytes) 2008-12-15, 14:29:21 (284284)
      • that is wrong. i overlooked it (无内容) - JFF (0 bytes) 2008-12-15, 14:33:13 (284288)
  • 给两点 mathematica只能做线性外推，这样很快就把概率推得大于1了。 (无内容) - JFF (0 bytes) 2008-12-15, 11:01:38 (284245)
    • I mean use methematica do the N-dimension volume calculation. (无内容) - chouqilozi (0 bytes) 2008-12-15, 11:08:28 (284249)

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