trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:, P+ [  {( O8 s6 h/ S! h; J

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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:- N4 [' Q  c; _
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+ S7 D9 I5 J+ C/ _李天命d 書聽聞非常正

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% A( v) J$ @, @& Y  L6 o" n. X+ U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:6 Y) ~: q- J: b1 j
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" t" k9 Y4 i1 T- H9 Q睇晒李天命都只得7分..............

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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。2 W0 m* W( D, D. |* O& D/ p4 N
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first time do it...not a bad grade- A  E' M/ ^6 K& {/ b% g" I
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[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens
* W  j7 D* \8 J( B! K1 IP --> Q, 因為 P  所以 Q
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5 D0 w# B6 s9 e: H) ?) SModus tollendo tollens* A$ U& t7 t; Z; U
P --> Q, 取得 ~P  所以 ~Q
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Disjunctive syllogism
8 F' W- k9 J+ [3 u# j8 q  ]& eP or Q, 取得 ~P  所以 Q
; @: v: R+ Q3 a7 r& i4 u1 z2 SP or Q, 取得 ~Q  所以 P+ y* V" v  d# X
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Conjunctive syllogism( e1 o! i. C6 q8 g  J+ D
~(P & Q), 取得 P  所以 ~Q$ o$ ]/ j; A& r, A5 @
~(P & Q), 取得 Q  所以 ~P& l: r/ r6 T! O& t- J& Z" X1 T9 ^
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Hypothetical syllogism! ~5 D9 b% _3 [2 p7 V# b& @
P --> Q, 取得 Q --> R  所以 P --> R
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De Morgan's theorem
/ H( o8 W: M+ s0 C~(P & Q)  所以 ~P or ~Q
7 F* V5 A1 c4 Y+ A* f~(P or Q)  所以 ~P & ~Q