trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:
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* e8 b5 S" g! \) [/ R& a& v9 x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:" q! a0 G. k6 v( Q
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+ C6 s" i/ O+ Q7 ?7 T9 Q' w: @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:" M4 e5 r. j+ _# @
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睇晒李天命都只得7分..............

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& C' K' }/ s8 X3 E) \% f# `7 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。- v  x, q  A" X% K1 d( S5 B0 @
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first time do it...not a bad grade! L" R6 D0 `& P& D. V
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[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens
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Modus tollendo tollens- S4 b% `) Y0 [) A$ o
P --> Q, 取得 ~P  所以 ~Q1 l3 M% T7 z8 A5 _# G
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Disjunctive syllogism6 Q( I" s4 V* w% Z% d
P or Q, 取得 ~P  所以 Q, g" H, `3 @( \
P or Q, 取得 ~Q  所以 P
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$ |- Y& ~+ G: I+ p2 _: `6 IConjunctive syllogism# W# }& m- `) t  [5 o
~(P & Q), 取得 P  所以 ~Q
3 ^3 S' H, E2 @) x6 \6 k~(P & Q), 取得 Q  所以 ~P
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Hypothetical syllogism0 f+ R$ u. E- G( N8 r7 S  N3 \
P --> Q, 取得 Q --> R  所以 P --> R
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5 w  S( s7 ^6 K  k  N2 rDe Morgan's theorem
" X, h, o5 ~$ ?& M( w~(P & Q)  所以 ~P or ~Q
, u$ O$ I$ d- S! n# ~: M8 R( s~(P or Q)  所以 ~P & ~Q