trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:# E: r3 |3 ~. }! j4 B7 U
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, m8 r; j: o# m2 {+ h5 Y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:/ g4 P! }: J: t" K4 w

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5 k% Z1 _. R; C2 ?! R李天命d 書聽聞非常正

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/ l! Q4 e) K2 q% S; t/ _4 c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:/ o: E: O& }  V& o0 b2 A+ Z
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睇晒李天命都只得7分..............

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& D9 U- Y9 {; ~2 A5 G* O7 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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; b. j9 [0 I1 r. {( s! Z9 Afirst time do it...not a bad grade
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; U4 s" {  x' b! e# t[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens: O1 V* S! Y7 w
P --> Q, 因為 P  所以 Q
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0 r5 M* }) _- J& q6 s7 p" |Modus tollendo tollens' Z' K/ N4 K" V/ ^1 O* v
P --> Q, 取得 ~P  所以 ~Q' H; Z$ `/ O8 h# _

# k- z) F' E5 D% [: \& x$ W( LDisjunctive syllogism; l4 ^5 s% ?: ]! _( o' E9 l. n! }
P or Q, 取得 ~P  所以 Q) Y6 `& @2 U) p8 D
P or Q, 取得 ~Q  所以 P
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9 p0 M5 F/ y; r4 y  ?# E) K5 g: cConjunctive syllogism. @4 B, {9 H/ ?' V  H1 v
~(P & Q), 取得 P  所以 ~Q
- X; ~  k0 E: c~(P & Q), 取得 Q  所以 ~P8 [* J) E; o4 C. S% o6 ]

2 s' x$ O+ g3 O1 n# h4 P% g" ?2 Z/ j' UHypothetical syllogism. R4 t9 A) g( d& W  ^
P --> Q, 取得 Q --> R  所以 P --> R* f2 e1 d( I' p0 ^' T- _4 j& M
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De Morgan's theorem0 q/ t# u% y1 x6 ^6 Z8 t
~(P & Q)  所以 ~P or ~Q
2 k# F* I) h" ]$ r3 Q~(P or Q)  所以 ~P & ~Q