trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:5 e( r" M1 K6 b& ]" o% G% ^
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咪就係話你醒過頭,所以吾會明其他人吾明D咩囉

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guswan

Originally posted by trista_cheong at 2006-10-18 16:10:
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李天命d 書聽聞非常正

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睇晒李天命都只得7分..............

pigcat

9分ja~~

trista_cheong

Originally posted by guswan at 2006-10-18 10:26 PM:8 z% r/ B8 u9 s; h* G' D
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睇晒李天命都只得7分..............

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7 分好多ga la wor 你仲想點?

Chingy

0-13分者为优秀（上限10％）；14－19分者为良好（20％）；20－25分者为中等（30％）；26－48分者为不佳（下限40％）。你的分数是13分，属于优秀。
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first time do it...not a bad grade
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[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens0 \1 c2 X- F, t5 p
P --> Q, 因為 P  所以 Q
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5 L, _. p8 R" ]& TModus tollendo tollens
9 k- m* M/ B* GP --> Q, 取得 ~P  所以 ~Q- B: n: j3 k, f8 O  z

& I2 j2 A; D0 Q+ p/ h! VDisjunctive syllogism+ e  L! d+ A0 h- R" W+ M
P or Q, 取得 ~P  所以 Q0 F- ~, e6 U9 c: R/ @
P or Q, 取得 ~Q  所以 P
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& S1 e. j, h* |: ]1 ~# [  `Conjunctive syllogism' T# s5 E% `* ^3 U9 W" H
~(P & Q), 取得 P  所以 ~Q
7 I! Z* x2 N+ b~(P & Q), 取得 Q  所以 ~P
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: U. x  S/ E4 {  VHypothetical syllogism
2 O1 G0 |% v/ I' l8 KP --> Q, 取得 Q --> R  所以 P --> R+ f1 T8 a- D8 P0 P7 H2 J
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De Morgan's theorem
1 |9 q2 G- O% C* d2 C~(P & Q)  所以 ~P or ~Q
- [# x' d8 A. T~(P or Q)  所以 ~P & ~Q