trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:/ w: g6 k; P6 f: Y! h

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, Z& x) ]  P7 x+ {" s8 j2 g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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1 s! D+ }3 e' a; Y' X2 K6 @; x2 _5 e/ X李天命d 書聽聞非常正

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3 U$ X; |' ?8 Z; o& @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:- x3 `5 V3 k5 x) u7 G

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: S/ H8 [% N) s- N8 {睇晒李天命都只得7分..............

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5 Q+ }" `# f* f: H: J( r9 j7 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: I* D. a4 L( p: s% H
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[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens
) ?' Y1 G, n/ I: y1 `" {P --> Q, 因為 P  所以 Q4 j# c0 b. f& D) o! o8 f- V) c8 s

1 }5 {& L3 P$ i3 T4 P3 jModus tollendo tollens) n3 |6 U- _5 @' M" Z
P --> Q, 取得 ~P  所以 ~Q
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Disjunctive syllogism
  v  P  |/ \% ]P or Q, 取得 ~P  所以 Q
6 r; w) W0 c8 o4 c3 ^* |P or Q, 取得 ~Q  所以 P
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Conjunctive syllogism/ o* X5 A" ~: |2 f, k8 `
~(P & Q), 取得 P  所以 ~Q
& X# D, e3 I( N( L" Q~(P & Q), 取得 Q  所以 ~P8 {' ^: _* ]$ x/ T+ Z! t
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Hypothetical syllogism
3 p8 n, D- m0 D. b4 F* A0 y7 KP --> Q, 取得 Q --> R  所以 P --> R
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% p' m2 r: n! C/ Y- D, Y# Z$ @De Morgan's theorem3 \3 k5 e, _) J) n$ l
~(P & Q)  所以 ~P or ~Q
, R: p$ Y8 C. q0 ]) L, V0 i3 ^. v7 i~(P or Q)  所以 ~P & ~Q