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:
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李天命d 書聽聞非常正

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1 @* C$ u8 F+ h" {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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; z7 u, M4 ^- [" E. t* l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。+ q6 {, }3 J. K' s
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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 g! ~5 M% ~# ]2 S% u5 }
P --> Q, 因為 P  所以 Q
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+ m1 C2 e9 W6 T! }Modus tollendo tollens
% J# ~3 e/ _. z/ s6 `P --> Q, 取得 ~P  所以 ~Q
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Disjunctive syllogism
3 z; l/ m3 v- `8 @" \7 g) i3 dP or Q, 取得 ~P  所以 Q
9 m+ P( _( u: V# b8 i& x  l/ jP or Q, 取得 ~Q  所以 P
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Conjunctive syllogism1 r1 o$ V1 `- d
~(P & Q), 取得 P  所以 ~Q
( c' J5 [9 E" ^- B  x~(P & Q), 取得 Q  所以 ~P
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Hypothetical syllogism  a( Q; f. |0 }5 M# h
P --> Q, 取得 Q --> R  所以 P --> R, K4 C- r# [# h" N/ B7 Z0 a
) {( R, R9 U" [/ n) ~. N
De Morgan's theorem
( A& I- E, ~) k~(P & Q)  所以 ~P or ~Q
) E, c, K3 h$ @- A* I1 L( I~(P or Q)  所以 ~P & ~Q