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

9 p/ g, v. S! {7 `( {0 |9 A, R7 U  ^  s. }4 _

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guswan

Originally posted by trista_cheong at 2006-10-18 16:10:1 [0 Q# J" Q& [3 O* g
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李天命d 書聽聞非常正

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, I: s: i3 F1 f6 ^# l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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& I5 y8 S8 @. w8 J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。9 W( N4 I* a+ \

0 C! z/ z$ g  o6 [& o- }6 tfirst 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 ponens
5 \9 z/ W; b# x/ [& [& eP --> Q, 因為 P  所以 Q7 o! T8 e+ ?/ F3 e1 L* L
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Modus tollendo tollens
. F. r3 A) |4 j0 G" u: ?5 sP --> Q, 取得 ~P  所以 ~Q- X/ n# ^9 I/ g
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Disjunctive syllogism
# m% U+ R, f3 }P or Q, 取得 ~P  所以 Q
7 i* X# a& K8 \4 JP or Q, 取得 ~Q  所以 P
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Conjunctive syllogism9 s0 E8 l5 p( A
~(P & Q), 取得 P  所以 ~Q
5 w, e& _7 z- X' G" F9 G+ N/ i~(P & Q), 取得 Q  所以 ~P! [% N1 ^' ^# [' C+ L" J; o

- P3 ~# S2 T: a/ iHypothetical syllogism  ?) G$ K9 Z6 B
P --> Q, 取得 Q --> R  所以 P --> R
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De Morgan's theorem  z/ |+ S& K8 g3 o: N3 N
~(P & Q)  所以 ~P or ~Q% W9 z: O8 t0 A; L
~(P or Q)  所以 ~P & ~Q