|
|
#1
07 ÁԶعÒ¹ 2013, 17:46
|
|||
|
|||
µÃáÈÒʵÃì
ÊÁÁÙšѹËÃ×Íà»ÅèÒ¤ÃѺ??
~p$\leftrightarrow$ q $\equiv$ (~p$\wedge$ q)$\vee$ (p$\wedge$ ~q) ¢ÍÇÔ¸Õ´éǤÃѺ ¢Íº¤Ø³¤ÃѺ 
__________________
¤³ÔµÈÒʵÃì¹Ñé¹ÊØ´ÂÍ´áÅéÇ 
07 ÁԶعÒ¹ 2013 18:52 : ¢éͤÇÒÁ¹Õé¶Ù¡á¡éä¢áÅéÇ 2 ¤ÃÑé§, ¤ÃÑé§ÅèÒÊØ´â´Â¤Ø³ Popnapat 
|
|
#3
07 ÁԶعÒ¹ 2013, 20:43
|
|||
|
|||
¨Ò¡ $p \leftrightarrow q \equiv (p \rightarrow q) \wedge (q \rightarrow p) $
$\therefore p \leftrightarrow q \equiv (\sim p \vee q) \wedge (\sim q \vee p) $ ÅͧãÊè¹Ôàʸà¢éÒ仹ФÃѺ 07 ÁԶعÒ¹ 2013 20:44 : ¢éͤÇÒÁ¹Õé¶Ù¡á¡éä¢áÅéÇ 1 ¤ÃÑé§, ¤ÃÑé§ÅèÒÊØ´â´Â¤Ø³ I am Me.
|
  |
|
|
