trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:" \8 m4 h6 s: J6 h, [# s& [

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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 ^0 s2 w  R* M8 ~
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7 C# y$ l/ L# ^8 ~& U. |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:% R) L2 O. r, X* z' H
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' a. }5 @3 n+ u! |1 r$ A( n( u1 Q睇晒李天命都只得7分..............

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8 I. a, v2 D/ N2 l& ~, L7 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。' T6 n9 A- |% z0 U% ~4 [  X

) j( {0 _2 j0 Gfirst time do it...not a bad grade8 @" }8 s6 _8 C4 u5 A$ c  B# ~) [
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[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens6 ^  \% s* ~1 o( u. z- F
P --> Q, 因為 P  所以 Q! F! W# z. |' w

! P" A% O( b8 l1 o, FModus tollendo tollens
0 w5 T+ v$ ~% p% iP --> Q, 取得 ~P  所以 ~Q
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Disjunctive syllogism; d+ }$ V# }. U0 B! N! E
P or Q, 取得 ~P  所以 Q6 y* R" [: `0 K4 r# C; _
P or Q, 取得 ~Q  所以 P. ^; X* l# B3 f4 p( k

) X7 M& A! m9 j. i" WConjunctive syllogism" J. d3 X% W0 s' J
~(P & Q), 取得 P  所以 ~Q
, |, x& O8 T6 H2 j3 g~(P & Q), 取得 Q  所以 ~P9 C2 G# u. S7 D) }3 K: e4 c

7 }6 Z. u) e& H% \: [* qHypothetical syllogism
* f9 _* W6 F; a' {P --> Q, 取得 Q --> R  所以 P --> R
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De Morgan's theorem
; ^% u+ U  @6 k- o( |) z1 }~(P & Q)  所以 ~P or ~Q$ O& B% K) o% L0 ?% c& _/ t0 T
~(P or Q)  所以 ~P & ~Q