雜記20070914

順利完成了那件從未出過30歲前要做的工作。今朝「交貨」，才知道這件「貨物」比想像中重要。希望他順順利利，不再需要我的「貨」吧。

今日，李衛平用了一個偉大的證據，去證明三維空間比二維空間好得多。他首先在白板上畫了一條河，一男一女在河的兩邊。然後他說："The boy cannot swim, then in 2-dim space, he cannot cross the river (to meet the girl and make...)."續著的是："But if this is a 3-dim space, he can jump acroos the river."「金句王」真的無封錯他。

我無法想像為甚麼會有MATH310學生在第二個星期要求make appointment。不過，我想她之前也無法想像我是會拒絕的。我是這樣跟她說的："Making appointments will be accepted only with reasons proving you are NOT available (say you have lectures in both office hours) during the office hours."

ACM做問題。見到以下兩條式，真想叫人爆粗：

0.41 * 0.61 * 6.91 * 10.89 = 18.81999999
0.41 + 0.61 + 6.91 + 10.89 = 18.82