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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guswan

Originally posted by trista_cheong at 2006-10-18 16:10:* ~1 K' t. ]7 A' |; a" H6 q

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) g/ g9 X: v0 U0 N- a7 r: Q李天命d 書聽聞非常正

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! J$ p' p! B; |) g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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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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first time do it...not a bad grade( S. \8 K: `2 R) q& Z

8 o/ t6 Y: w% `6 K, ][ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens
2 L6 d" ]8 A: ?% N# h5 dP --> Q, 因為 P  所以 Q; C6 D' t4 B0 \. k2 U

8 c, g' Z+ B. e6 ~) oModus tollendo tollens
4 N6 g5 q' Q! `" O" {P --> Q, 取得 ~P  所以 ~Q8 l4 C8 m  p8 W* i! r7 X

) d8 P! d" Q8 B; k% }Disjunctive syllogism6 p8 k( f" y2 ?. p* D
P or Q, 取得 ~P  所以 Q1 p2 H0 A9 Y8 w) a) }
P or Q, 取得 ~Q  所以 P( ?8 L: h/ C' p2 a/ e

! {, t3 I2 t2 F" kConjunctive syllogism
( F5 u: {# O% g; [, N% ?~(P & Q), 取得 P  所以 ~Q, i) ]$ L5 o5 n: Y
~(P & Q), 取得 Q  所以 ~P
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Hypothetical syllogism
8 V$ \3 i6 e* k/ b0 m/ yP --> Q, 取得 Q --> R  所以 P --> R
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De Morgan's theorem
8 k% Y. n# Z5 j0 m5 ~. T1 d~(P & Q)  所以 ~P or ~Q. S' E- \9 N" |+ q; \7 d
~(P or Q)  所以 ~P & ~Q