trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:
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# W/ k/ D$ p8 J1 \. U! ]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:
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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:
9 T6 c% C5 z* q. S0 w, Q! u8 I" Q+ B- o7 U* M5 l

, M. J2 p. U/ z: W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
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[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens
$ Q+ P2 X4 r0 G- u* n( P" I: L& zP --> Q, 因為 P  所以 Q
3 w/ H/ Q6 i' |2 d3 s# M9 d1 s2 U; U: O4 z8 P
Modus tollendo tollens
, L! ?4 E4 B! u  ?0 z1 C- fP --> Q, 取得 ~P  所以 ~Q
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Disjunctive syllogism3 A* P" I) ]7 i. C6 x
P or Q, 取得 ~P  所以 Q
/ t- g+ l+ j3 Y5 i9 [9 l' o  PP or Q, 取得 ~Q  所以 P1 y) ^  ~: h2 _' h

4 Q& V4 \; q$ D& }7 [2 |0 J) m, {Conjunctive syllogism3 A4 [- P( o' {& M7 o2 Z( G
~(P & Q), 取得 P  所以 ~Q' T$ s3 T8 b% r: _9 {* F& U
~(P & Q), 取得 Q  所以 ~P0 [) Z) s4 R% u( C6 G9 C

( D9 k) ]& m1 `: v" s! I/ J+ iHypothetical syllogism
% h' L  r* k9 d* ~5 r' kP --> Q, 取得 Q --> R  所以 P --> R
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De Morgan's theorem
, m! ~# \5 ^& c" j~(P & Q)  所以 ~P or ~Q
1 z3 E6 a! [  w" i~(P or Q)  所以 ~P & ~Q