trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:
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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:/ N! _2 s9 w; f! [+ D2 w

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李天命d 書聽聞非常正

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$ z' `( H4 D$ @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:
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0 O8 x0 n+ K3 ~, h, c睇晒李天命都只得7分..............

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2 f0 f/ W" o. l% H7 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。1 @4 h7 j0 @8 {5 e. _
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first time do it...not a bad grade
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* N, f4 t5 z' ^. L5 B[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens# {5 H& K  K, v6 g
P --> Q, 因為 P  所以 Q9 }4 @! `. Y# [7 ]* u
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Modus tollendo tollens: g$ K3 E3 n1 ]' R) H9 {' _, Y9 K
P --> Q, 取得 ~P  所以 ~Q- J9 O$ [' P. r9 S7 I

/ S1 y" [+ x5 e8 iDisjunctive syllogism
  x( ^2 R) l& ~, g3 f7 ?0 W6 u- ZP or Q, 取得 ~P  所以 Q
7 [( r1 v' L& O* c( p- Z; r8 kP or Q, 取得 ~Q  所以 P
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Conjunctive syllogism) ]" T& E( g1 v  T% z' h
~(P & Q), 取得 P  所以 ~Q% [0 n. Q) w1 k8 R, h& [1 H( w
~(P & Q), 取得 Q  所以 ~P
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Hypothetical syllogism6 V, \5 O, p" S7 Q
P --> Q, 取得 Q --> R  所以 P --> R
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De Morgan's theorem
1 f0 U$ r/ V/ X; k3 u~(P & Q)  所以 ~P or ~Q9 Y5 k+ D# T) p: ~9 O, a5 O/ g+ @. B+ l
~(P or Q)  所以 ~P & ~Q