trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:) o0 H( U6 {$ ?9 q& H; ]; P& ^

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+ i8 x$ x9 f- s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:$ E/ u& f; y5 t

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! V8 s* X' k- Z李天命d 書聽聞非常正

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/ D' c0 [2 f! V6 I& P2 r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:% H7 l$ M, _: S5 c/ x
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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。
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first time do it...not a bad grade% X1 H! i- J# v! W: G- L
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[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens+ O3 C& N+ X) m# Z! f
P --> Q, 因為 P  所以 Q, T0 B7 H* z  n' c" g

, U8 q/ n, o3 a+ [9 r$ nModus tollendo tollens
* l/ ^3 ^1 G+ ]0 r, e7 vP --> Q, 取得 ~P  所以 ~Q+ N/ {- C$ s* E: L' y& O' _3 `
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Disjunctive syllogism( S% Y$ F! e9 N3 J& b- D9 E
P or Q, 取得 ~P  所以 Q
$ I$ W. o+ K8 A# j9 s* F% V" gP or Q, 取得 ~Q  所以 P
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Conjunctive syllogism1 U6 p1 P' [* g
~(P & Q), 取得 P  所以 ~Q
1 v( x6 O) j, q; k( \$ v~(P & Q), 取得 Q  所以 ~P
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* y, A6 m& U# t4 Y) Z1 ~Hypothetical syllogism8 b0 X4 e7 C2 z7 s6 j+ X8 R7 R
P --> Q, 取得 Q --> R  所以 P --> R/ H1 Z6 v9 p3 F3 ]1 o" W
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De Morgan's theorem
% ?5 |6 V* ^7 s8 d~(P & Q)  所以 ~P or ~Q3 W/ A1 I; I: K( W
~(P or Q)  所以 ~P & ~Q