trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:: L, A" X. ^, n: T) h0 T9 J" `

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6 D! B% @4 Z7 y3 U) G# K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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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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  A7 D# T3 k% g' _; V6 w; m& s睇晒李天命都只得7分..............

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, J9 D% o: g7 Y* T# @- w+ E3 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。4 m& a& C; P( i- D1 B, r5 o: z

* u1 x7 O1 m6 Y; D  s2 ]first time do it...not a bad grade) ~% J; n+ w' X

; L) r/ V+ Y- O% A2 E[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens4 S$ `& V$ d% |5 K1 i
P --> Q, 因為 P  所以 Q& Q, v; P6 z* n! U0 N" ^
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Modus tollendo tollens% e# Z' m) u6 D' J. e9 n$ O
P --> Q, 取得 ~P  所以 ~Q/ _+ Z; p+ O" g0 A0 i
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Disjunctive syllogism
, d# U9 r6 k& T  p3 T& t+ @8 ?$ Q) D$ |P or Q, 取得 ~P  所以 Q
( e' B5 r+ q2 lP or Q, 取得 ~Q  所以 P" h. o' s" V8 `' ~0 v) p
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Conjunctive syllogism
; O, e# g( a+ ?# C2 J~(P & Q), 取得 P  所以 ~Q' Y4 `/ N$ ^0 F" ~5 M
~(P & Q), 取得 Q  所以 ~P
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" Z/ w5 U/ j& c4 w0 ?1 b: `Hypothetical syllogism* G% c. [  f, S# x" I5 h2 ^
P --> Q, 取得 Q --> R  所以 P --> R
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. o" d3 K' P' _+ k$ r- Y. `De Morgan's theorem. x6 C/ o9 ?: v3 }% M" O
~(P & Q)  所以 ~P or ~Q
1 f( m2 b4 `; u, f1 ~, J* _2 e; J~(P or Q)  所以 ~P & ~Q