trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:- G1 K1 C7 [6 M3 ]- H
! S- q4 \2 o$ O
/ v9 k. k$ G5 V* E6 X+ a; e
咪就係話你醒過頭,所以吾會明其他人吾明D咩囉

" ^1 ]1 V" A# X2 r: i! l9 Z* V) i' s  ]- R0 q0 B- q& w) C5 u
- n% ~- c! g) h7 v. y9 p0 a) _
................................

guswan

Originally posted by trista_cheong at 2006-10-18 16:10:
! O% U! _1 b1 n4 A3 b% c# l  Q! @+ }

$ I7 @' V% r* \0 i
2 B0 p9 H. T6 O/ E. [" ~李天命d 書聽聞非常正

% `# C: ^8 u9 \. g: m. h( j  n
! A) [9 l4 `/ y4 y: {. M
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:6 Y% M" A0 j2 e1 }5 X& L; @

0 d" y4 J# E' M% B, E1 p
* z9 C+ M2 e% F/ L睇晒李天命都只得7分..............

: i- D  Q3 N2 j
7 u. }8 y+ D. S6 \5 v
9 c$ B5 o+ N- M0 \% x3 U& p
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。
0 W/ a; z& ^* W! K& a
* E7 f4 s' Q0 t3 w+ i0 ffirst time do it...not a bad grade- f. ~9 r$ D0 M) j) o( J

% Y+ t7 e4 E" O+ x* V[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens" a" M3 A  Y/ I( L8 K# ]
P --> Q, 因為 P  所以 Q9 b( [- m1 L, o+ Y1 @7 Z
' i: p8 p6 w( [3 c+ _6 [" A
Modus tollendo tollens
& K4 s4 g, N  y" a  S6 {# hP --> Q, 取得 ~P  所以 ~Q( }! j$ Y) Y% g  n$ o. O6 j
4 N4 A# `' h$ x
Disjunctive syllogism
( w. |7 ^7 O1 H" DP or Q, 取得 ~P  所以 Q9 K2 R; k  k1 c7 Z- C- S6 }, J
P or Q, 取得 ~Q  所以 P2 O2 B4 h+ a* T- H
& I6 ^/ P; M- f2 r  \( q
Conjunctive syllogism4 O% ~1 e7 Z+ [7 @% j
~(P & Q), 取得 P  所以 ~Q
! k8 M2 |4 N. S7 }~(P & Q), 取得 Q  所以 ~P9 j& r+ e- g. e

& y; f. W5 b, G1 h) d- @( [  \7 c7 qHypothetical syllogism) N7 {* i( s2 \5 Z0 T
P --> Q, 取得 Q --> R  所以 P --> R! B1 |& X9 e/ c. ?) p

$ k& |, ?6 g) t7 @) R  s$ M( cDe Morgan's theorem- Z& J2 o7 N- C
~(P & Q)  所以 ~P or ~Q
' C& k. Q+ Z/ u# d4 Q! p~(P or Q)  所以 ~P & ~Q