trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:
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, C3 ?+ `' A# G! R3 V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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; R, e% M+ e3 v; `; p- c9 g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:; e8 m/ @4 k/ Z9 l# Z- [
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9 ^3 j" ]' l& ?6 z- |2 f( p睇晒李天命都只得7分..............

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: d$ @4 l: Z# r! B7 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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0 t7 S2 n9 N! n% l4 K- afirst time do it...not a bad grade
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1 t2 R& s) n3 T4 ~% o[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens+ _. C% B3 Q, y: ~; g9 v; Q9 h
P --> Q, 因為 P  所以 Q
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& [5 v& T  K( k3 r9 NModus tollendo tollens4 E3 m* Q# m0 ?% `
P --> Q, 取得 ~P  所以 ~Q% K  Y8 P& r# j$ C# Z: C' v/ V
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Disjunctive syllogism% C1 @& T- j* Y; j
P or Q, 取得 ~P  所以 Q
* d; h; d  {7 q. ~  r( \P or Q, 取得 ~Q  所以 P
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7 B0 q) Q9 a8 ]* f$ n( [Conjunctive syllogism
# U. u  U' g, \! a! q: P0 c~(P & Q), 取得 P  所以 ~Q: R- S4 Z0 M8 C
~(P & Q), 取得 Q  所以 ~P
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Hypothetical syllogism3 \1 L7 {# I( `; Z, f  L
P --> Q, 取得 Q --> R  所以 P --> R$ `8 b' t1 Q! {1 A. X- |
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De Morgan's theorem5 b; {  j) Z& G' n
~(P & Q)  所以 ~P or ~Q; h1 H" ~: _/ S6 h, o. l7 y
~(P or Q)  所以 ~P & ~Q