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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9 P+ |8 z6 `; \" @................................

guswan

Originally posted by trista_cheong at 2006-10-18 16:10:
* V! a9 S$ M2 Y8 m+ q3 \1 y- ?; _
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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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& b  U6 X6 |! y2 u睇晒李天命都只得7分..............

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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。
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/ Z6 \# {, q5 }* ^8 @first time do it...not a bad grade% G( j, {$ |) _) b! s
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[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens
: g' `" k5 t2 I" y2 ?( yP --> Q, 因為 P  所以 Q
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6 @, J) h; M9 ^Modus tollendo tollens% X4 ^1 u2 B! m1 ?5 y7 ]
P --> Q, 取得 ~P  所以 ~Q' s( \$ h' J; G) H0 S$ n' B( N. \

1 W3 `, m1 \* U, K* r& I4 h4 r9 JDisjunctive syllogism
" ]+ _, x3 `+ I0 L5 GP or Q, 取得 ~P  所以 Q
" j7 s# E" a, S# z0 d, c" GP or Q, 取得 ~Q  所以 P
  d% u$ W: s* d0 o' r" |7 `- K+ n+ z" ~# ]+ A
Conjunctive syllogism
4 K" e4 m2 i: z( u" d~(P & Q), 取得 P  所以 ~Q
4 @& F/ b, Y! R& H  k: S  L5 l~(P & Q), 取得 Q  所以 ~P1 i: X( ?6 x! T1 n) z
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Hypothetical syllogism9 N8 \& Q+ N5 V6 @
P --> Q, 取得 Q --> R  所以 P --> R# ]% {9 h' Z& j7 @4 _
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De Morgan's theorem
% [/ z+ k- s: P2 ?* n~(P & Q)  所以 ~P or ~Q- O$ a( i% w0 p. V2 I# [" a
~(P or Q)  所以 ~P & ~Q