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:
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, S4 ^! y: \3 c% @; Q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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# B- V7 E& g7 g6 N5 q( g睇晒李天命都只得7分..............

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' `2 }+ O# O+ U3 H  M9 p/ d7 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。. O, Q! w* `' ~0 Z
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first time do it...not a bad grade0 J" P# E+ \2 \5 U" F% p/ E: a
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[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens
3 x( X, O+ D; z3 l+ s" p4 H, g) iP --> Q, 因為 P  所以 Q6 o: u* a  D2 A# T0 W6 C! W
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Modus tollendo tollens
4 ]: I* H- V& o* ^P --> Q, 取得 ~P  所以 ~Q
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Disjunctive syllogism, @9 v# E2 g3 t6 l4 t5 C
P or Q, 取得 ~P  所以 Q+ B  `+ l, R' n$ x
P or Q, 取得 ~Q  所以 P3 n( d- Y3 V$ L/ h, _) p! O
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Conjunctive syllogism
  p8 [+ Q$ p5 k: u. Q' ~0 R* P- Q9 _~(P & Q), 取得 P  所以 ~Q
8 J1 P  b2 S' r  d* }# L~(P & Q), 取得 Q  所以 ~P
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Hypothetical syllogism
  S2 k& e5 _; n! ]P --> Q, 取得 Q --> R  所以 P --> R
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( {: `4 @8 q0 ^& i2 WDe Morgan's theorem5 s6 N* i0 l% V8 l  M
~(P & Q)  所以 ~P or ~Q
4 c: n2 f0 T. j# w, Y( l~(P or Q)  所以 ~P & ~Q