trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:
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  q0 Y. A# C5 [- 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:, o; {% _4 R  ~+ I' S5 o

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李天命d 書聽聞非常正

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- G! j3 n, ?' O/ u3 G, [6 j9 W: l& 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:: Y, {) f" u2 u+ ^2 i* v
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; U7 q! v$ @1 y( ^# K4 U睇晒李天命都只得7分..............

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6 N& }4 v' H% V/ Q7 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。$ B# @# o) X" i, m3 X
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first time do it...not a bad grade/ T; X" ]0 ^6 c
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[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens' ], ^) g& c3 i4 E8 r
P --> Q, 因為 P  所以 Q; _3 H6 f7 O0 v  z7 h. X, `5 D

/ Q- g( w+ o8 l* l$ v/ V' ZModus tollendo tollens
5 |9 `4 z6 N) _/ {4 IP --> Q, 取得 ~P  所以 ~Q
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* Y* u6 X. v4 `0 q+ I/ Z+ C- a, iDisjunctive syllogism' |% L" I. V) |: Q
P or Q, 取得 ~P  所以 Q
% |, Y! h% y+ P4 WP or Q, 取得 ~Q  所以 P! e. H$ O+ p' w$ x4 p( K$ h) h
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Conjunctive syllogism; Y3 }9 v1 U1 E' u$ }1 c
~(P & Q), 取得 P  所以 ~Q
' w% W  ?( g# Z: d~(P & Q), 取得 Q  所以 ~P; f5 G# d$ T$ v7 G. D" ^

* n6 K) P$ q7 EHypothetical syllogism
4 e. J, n& F3 j* l8 NP --> Q, 取得 Q --> R  所以 P --> R
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De Morgan's theorem' k! P/ p( I/ }& V4 s8 w
~(P & Q)  所以 ~P or ~Q7 q1 P8 ^5 t9 F* c
~(P or Q)  所以 ~P & ~Q