trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:: j1 n: U+ u, z3 ^; _

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: R. f# L9 z* 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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+ x6 J% h! b( y8 |( }! v- g& K................................

guswan

Originally posted by trista_cheong at 2006-10-18 16:10:
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- r, h9 W, _8 H0 ?# C% u( J) ~, ~李天命d 書聽聞非常正

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6 Z- I0 i7 \# \/ i( |: y* f' s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! i5 K8 j- i8 F0 [# A睇晒李天命都只得7分..............

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3 E0 j4 j+ q( P9 X- k7 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。+ O7 j( j6 E+ ~# {

. U* |/ X0 |+ D  D" P5 F  cfirst time do it...not a bad grade4 }2 B$ ?  o9 V! o0 B
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[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens) f- |9 A, W' g: T: K' o5 ~  X
P --> Q, 因為 P  所以 Q
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% {: ~: b( g& k' E4 ^Modus tollendo tollens
- }8 R6 i3 b! n8 z$ M1 @P --> Q, 取得 ~P  所以 ~Q
6 I  n# Y% ?, \; D- n$ ~
' s6 B3 u# f3 l. Q' FDisjunctive syllogism9 _1 k# i4 C$ O
P or Q, 取得 ~P  所以 Q: u  ~: v) S2 b
P or Q, 取得 ~Q  所以 P
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Conjunctive syllogism, n) g- o) X1 A6 z1 F! X
~(P & Q), 取得 P  所以 ~Q* x/ P. h' k6 J$ G9 y
~(P & Q), 取得 Q  所以 ~P
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Hypothetical syllogism
; w( w4 ^+ H( J  g: B) a4 qP --> Q, 取得 Q --> R  所以 P --> R9 b% y% \8 W. r9 l
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De Morgan's theorem
8 V5 |$ s+ X* S$ p, Q4 b% x3 c~(P & Q)  所以 ~P or ~Q0 a0 q0 Y' ]* @3 n4 @0 \
~(P or Q)  所以 ~P & ~Q