trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:6 A. x- X8 ^8 G; R9 C8 V

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: F4 ~: b; P  i* @# j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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" g- b# Q' R& ~: V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:
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$ D; }  P" d) v# {睇晒李天命都只得7分..............

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; O8 r6 U6 a4 p3 I7 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。* N, g: e3 Q) }
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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 ponens
6 F7 ]1 n; M) A8 RP --> Q, 因為 P  所以 Q
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9 a, l2 ]. u( _: z6 T1 DModus tollendo tollens
% R, `  m+ R& uP --> Q, 取得 ~P  所以 ~Q, C  g+ g5 l* s0 k, e2 m( W
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Disjunctive syllogism) j6 q; S- X1 @5 x
P or Q, 取得 ~P  所以 Q4 Y4 B' b7 D& M/ Y" n5 o
P or Q, 取得 ~Q  所以 P+ y' Z, m5 I6 V' F* Z, N2 W
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Conjunctive syllogism/ C+ l" y9 V7 Q4 D" h
~(P & Q), 取得 P  所以 ~Q0 e$ X9 ?) Q" v: u
~(P & Q), 取得 Q  所以 ~P, @1 F1 h+ W) n" }5 [
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Hypothetical syllogism6 Y1 k; z0 R) [; \
P --> Q, 取得 Q --> R  所以 P --> R
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- R! I" A3 ~! Q" ~: g: U% a1 S" zDe Morgan's theorem
: V" D2 v# I2 Z; t# k~(P & Q)  所以 ~P or ~Q
6 q0 N! H3 @: D, {) X~(P or Q)  所以 ~P & ~Q