trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:2 k, ^3 _! j6 I* o
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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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0 D5 v# |$ |* w$ Y# I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:1 s! [( m; l8 R! q+ c  N
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睇晒李天命都只得7分..............

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- g+ J4 ]2 m+ `. `2 s$ z- B& r/ l7 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. t6 F: n! J$ Y: }) k

6 Q6 Y, Z+ K( J" t; V[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens  M! a; q$ Y/ Q/ r& ~, x5 d% y! C
P --> Q, 因為 P  所以 Q% e6 r  j- A6 A# T2 d

+ J6 L- R5 o& Y5 ]5 Z0 fModus tollendo tollens
% v  `# c. Q- h/ }P --> Q, 取得 ~P  所以 ~Q! Q: M9 F4 f9 r# R4 l6 |% [" v

7 ~/ D' l  i! S; `& @0 o  D2 \Disjunctive syllogism# U3 C! o2 Y. S" V: {
P or Q, 取得 ~P  所以 Q! T) m7 |4 h. `- c
P or Q, 取得 ~Q  所以 P
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Conjunctive syllogism, r3 R9 |# Z, B: z
~(P & Q), 取得 P  所以 ~Q. z# a" a/ o1 {, H. o
~(P & Q), 取得 Q  所以 ~P
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$ M: v' r9 X- i9 h$ ^) \' oHypothetical syllogism! Y5 F5 d2 p) e2 r9 C. s9 h
P --> Q, 取得 Q --> R  所以 P --> R
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- G/ z4 g6 W; F1 t8 z$ LDe Morgan's theorem
( f+ h% r9 v/ n' }5 }7 G( D~(P & Q)  所以 ~P or ~Q
7 H' C  r! Y' ~/ m+ u# [' X9 O# B~(P or Q)  所以 ~P & ~Q