trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:
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4 k; D' ~7 m6 y2 K/ c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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8 u# _" u; J; ^3 S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:
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- D& o  _' Q. p; H. v睇晒李天命都只得7分..............

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" l" |. c6 ]8 I7 ], O* N9 k5 h7 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。  r% q5 g) p9 Y

3 ]: L. X1 `' Q  `5 _first time do it...not a bad grade
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1 o& Y) ?4 m8 a3 o[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens0 l! P0 A" t2 h2 z9 ~
P --> Q, 因為 P  所以 Q5 c9 W4 Q* F, t2 e) q% E) ]4 _

# E5 t7 K) x8 K% V$ D4 I$ P" _9 R/ WModus tollendo tollens# l, ~6 S; o- t+ i* d8 d
P --> Q, 取得 ~P  所以 ~Q
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Disjunctive syllogism
7 L9 |! n+ y0 T* ?; x4 n) GP or Q, 取得 ~P  所以 Q2 n5 D/ C  x8 f( P) j- U
P or Q, 取得 ~Q  所以 P
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( x$ |) j+ f" y2 J# z) C* v/ ?$ M: yConjunctive syllogism" P* Z7 l/ m) t# ~+ Z2 @" W5 H
~(P & Q), 取得 P  所以 ~Q
) B! `$ A2 K, l  w~(P & Q), 取得 Q  所以 ~P
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Hypothetical syllogism* U; [& `$ T; J& h" T* A
P --> Q, 取得 Q --> R  所以 P --> R
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De Morgan's theorem( g( x( [; x) r' }# C8 V
~(P & Q)  所以 ~P or ~Q
/ c5 P+ g! r' p& U~(P or Q)  所以 ~P & ~Q