trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:( X) `5 T0 |7 ?1 s) p

9 e! V4 _" U2 v3 r+ `( s7 h, ~
* P7 e" Y5 b+ ^4 y咪就係話你醒過頭,所以吾會明其他人吾明D咩囉

2 b2 P+ K- p5 @, T0 g4 h
- R1 R" v  A" x; x7 E! q& W- l, K8 x/ [8 P
................................

guswan

Originally posted by trista_cheong at 2006-10-18 16:10:
/ M6 w% D& R: i% p, z+ f
9 x' r- p# S+ [+ Y  l8 T
4 m0 H  U' o/ z# M6 G
0 y% A7 z' O) L& P2 l李天命d 書聽聞非常正

$ J& c, o" M$ N6 o4 g: _# Q( X6 C8 E& _5 X( a7 b8 l
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:
+ Y! Z( X- T* R; u9 x) Z1 |! {8 `5 M# s( L' k0 T& q2 k& ]. y
& L" ~. ~, E  l0 o/ W7 E& m$ H0 L
睇晒李天命都只得7分..............

9 G3 a3 r6 @' V6 |+ W: J1 {  P3 f2 A4 i4 b3 q
0 S3 O( J" _/ i$ \1 |5 R3 j
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。% K* m! b9 f: G9 g

8 S% \( i1 {4 M: m! W: p3 ^% z# vfirst time do it...not a bad grade& r( Q/ o0 D/ |$ S& z, E
( g' G6 A, y  ?8 p7 C
[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens
( [9 j2 s* O+ F+ I& [* VP --> Q, 因為 P  所以 Q! |, D; p6 j( ^) @, H5 w9 A

# z5 `0 Y- _7 ^9 WModus tollendo tollens
  y9 w, v8 o0 }+ i8 r, `6 `P --> Q, 取得 ~P  所以 ~Q
9 X! a/ Y) O9 z0 c7 _: L2 z. ]. Z, D5 W6 Y
Disjunctive syllogism
4 K- i- Q" Q/ i# {" V; ]P or Q, 取得 ~P  所以 Q* i+ A( B- r3 D4 ]- ]. K& R
P or Q, 取得 ~Q  所以 P# b- t9 k+ Z1 D0 L( _6 Z4 J, b
- z. C5 P5 j$ _1 ^
Conjunctive syllogism
5 Q" G. o4 V. ]' G# q9 H, N~(P & Q), 取得 P  所以 ~Q; B) W  E6 {8 v3 M, K6 h1 }+ v
~(P & Q), 取得 Q  所以 ~P
  F+ ]+ j$ M- Y$ o( X
8 D, r- c  w3 B) J* YHypothetical syllogism
. k" a% Y0 l& c! uP --> Q, 取得 Q --> R  所以 P --> R
6 J, t2 X' ~+ d: ?& v4 K  `) Y+ Z& Z! c7 L& D2 B
De Morgan's theorem
. e$ i- y5 N, A, j, ?~(P & Q)  所以 ~P or ~Q9 |" R7 N9 ^2 A! [7 b; x  R% ?
~(P or Q)  所以 ~P & ~Q