trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:
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" c4 o; ^8 P  j, B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 16:10:3 a9 k7 n2 l) Y! F3 A

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0 {3 K. y3 G0 i! E. Q9 d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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睇晒李天命都只得7分..............

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4 C) e, T  |& @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。( T, e  G1 V, c, C! W3 J

+ H' v4 ]: z1 o% m& o9 A) S. T9 gfirst time do it...not a bad grade& l% ?# f4 _* d% w* i6 Z
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[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens
5 w/ y, M: R1 b0 K+ [P --> Q, 因為 P  所以 Q
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Modus tollendo tollens5 N) [% t1 x3 x2 V
P --> Q, 取得 ~P  所以 ~Q
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) {, Y8 C* C2 e& n1 A1 \3 ]$ J4 P# \Disjunctive syllogism
7 P" [* H. v/ W  P! c) P$ M" `) mP or Q, 取得 ~P  所以 Q
: ]; Y- f, Q$ w0 R* s) v5 GP or Q, 取得 ~Q  所以 P
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Conjunctive syllogism3 }: t0 P, O/ i$ F
~(P & Q), 取得 P  所以 ~Q) v0 m: k' z5 o4 F; B6 m
~(P & Q), 取得 Q  所以 ~P
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+ g/ i" {6 H7 Q- J+ n$ fHypothetical syllogism
8 @( ]7 r8 a! _' [' QP --> Q, 取得 Q --> R  所以 P --> R) X' ?6 s0 E6 j1 Y* ]( w& r

# t8 C1 T0 i/ q( ZDe Morgan's theorem2 o( k. R3 b( B6 ~& s
~(P & Q)  所以 ~P or ~Q
+ Y( S# k5 m' @: k  }4 Z8 B~(P or Q)  所以 ~P & ~Q