trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:
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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 16:10:9 g* V0 P" @: O! e( j
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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:9 L' N1 D/ G8 M* |, G
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" v$ v" G1 B) m; p) r: \睇晒李天命都只得7分..............

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- q: i* x8 R$ V/ v& W7 m7 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。" x: I+ }; P$ Y9 A
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first time do it...not a bad grade4 ]" a: e$ Y8 s6 {. F! R, [; F9 I  Q
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[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens% I6 W4 F! |, f9 J( A8 c
P --> Q, 因為 P  所以 Q$ v  R' T+ F) D& b( a- X

8 |6 y6 G, [0 z1 ?* K% DModus tollendo tollens- M7 v& C8 z) }: J/ l
P --> Q, 取得 ~P  所以 ~Q
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, n1 O( [; P$ ~' T( N/ H' c* KDisjunctive syllogism
9 y5 N0 i' m+ ]0 W4 N# n2 l+ z/ E4 {P or Q, 取得 ~P  所以 Q
% [  u4 @0 G" @( z2 V- h/ Y% fP or Q, 取得 ~Q  所以 P# T) j: T! N, h  Q  z
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Conjunctive syllogism' J8 o5 j. _0 x6 ]$ W
~(P & Q), 取得 P  所以 ~Q
. a4 W3 t& i) @2 |5 w! i~(P & Q), 取得 Q  所以 ~P) b. H9 x4 t+ R
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Hypothetical syllogism! o: q8 k% O( G0 F6 [& K% u
P --> Q, 取得 Q --> R  所以 P --> R
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7 I& t# i+ z% j; I- a5 \4 X* RDe Morgan's theorem
+ p: f( H2 l$ Q/ `3 j~(P & Q)  所以 ~P or ~Q
0 J/ F! z6 S; D, `& u3 K~(P or Q)  所以 ~P & ~Q