Oilamchi99
 딠༫⤡ ؠ  ⤡ ؠ⤡
ؠ ؠ딠  딠  냀༫  딠
---ooo0ooo---
ֲ抈 ֲ 
Ả Ở ỦA  SỐ  ༫   
Ầֲ  Ổ 냀딠ֲ ỦA ༫  Ầֲ  Â
Ê  ؠ Ứ ⤡༫ 딠Ệ A: A딠
Ò ֲ 딠A ỦA Ậ Ứ Ủ딠 ⤡ Ậ
Ứ      ֲẢ Ầֲ 
LֲẬ ༫ 딠 S덀 딠 
ؠ  ؠ ؠؠ  0
 딠༫⤡ ؠ  ⤡ ؠ⤡
ؠ ؠ딠  딠  냀༫   딠
---ooo0ooo---
ֲ抈 ֲ 
Ả Ở ỦA  SỐ  ༫   
Ầֲ  Ổ 냀딠ֲ ỦA ༫  Ầֲ ༫ Â
Ê  ؠ Ứ ⤡༫ 딠Ệ A: A딠
Ò ֲ 딠A ỦA Ậ Ứ Ủ ⤡ Ậ
Ứ      ֲẢ Ầֲ 
ؠ༫⤂ 쳌䁬ؠ ༫༫  Kؠؠ doaؠ
ؤ  9340101
LֲẬ ༫ 딠 S덀 딠 
ؤؤ ؤ  K 
ؠؤSS  R  ؤ
S ؤÔ ؤؤ ؤ
ؠ  ؠ ؠؠ  0
i
Lؠ딠 A ⤡A
ؠ ؠ a oa ༫  䁬 쳌 ؠ do ؠؠ ؠ ؠ ؠؠệ dؠ 
ؠ쳌 d ؠoa ؠ꾀 ủa ༫ý ؠầ⤂, ,  ༫ ؠ쳌 ؠ d༫쳌  ؠa, ؠa
ؠ༫o  ؠ쳌 䁬ؠ ؠệ༫ ؠ ༫ ؠ d ầ⤂ ủ, ؠؠ  䁬 쳌ؠؠ 쳌༫ 
ؠ o쳌  䁬ؠ ؠệ༫ ؠa ؠ༫o 䁬  ؠ쳌 ؠ,  ༫༫ 쳌ؠؠ ༫ o
༫  䁬 ༫ ؠ
ؠ ؠo䁬 o䁬 ؠ༫ ؠ ؠؠệ  ؠ ý o ༫ ؠ 쳌ؠؠ ༫
ؠoa ؠ꾀 ủa ༫ 
  ؠ ؠؠ, 쳌䁬⤂ ؠ쳌  0
쳌ؠؠ ༫ ؠؠ
쳌༫⤂ ༫ ؠ꾀
ii
Lؠ딠 ༫
 ؠo䁬 ؠ䁬ؠ ༫ , ؠ ؠ ༫ ؠؠ༫  ؠ쳌 d, ؠ ༫ 
ؠ, 쳌 ؠ  쳌ؠ ؠ쳌 d ؠoa ؠ꾀,  ؠầ⤂, , 쳌 쳌ؠؠệ, 냀
뗀 䁬 쳌ؠa ؠ
ầ༫ ؠ, ؠ 쳌ؠ ؠ ༫   ؠ쳌 쳌ؠ ؠ쳌 d ؠoa ؠ꾀
ؠầ⤂ ؠؤSS ầ 䁬 ؠؠ ༫, ؠầ⤂ S 쳌 ༫a ༫, ؤ  ؠ
ؠ쳌 d, 쳌 ؠ, ؠ ༫ o ༫ ؠؠ 쳌ؠa ؠ ؠؠệ ༫ ,
ؠ ؠ   a 쳌ؠ ؠؠệ༫ 쳌 냀ؠ ؠ꾀 Kؠؠ    ؠ
ؠؠ ؤ ؠ ༫ 䁬 냀o ؠ༫ ؠệ  ؠؠ 쳌ؠa 䁬 ؠؠ ؠ ؠ꾀  냀ؠ 쳌
ؠ    쳌༫⤂ ༫a쳌 ؠ༫   䁬ؠ ؠؠ   - Kؠoa
༫༫ , 쳌 냀ؠ ؠ꾀 Kؠؠ   ؠ ؠؠ ؤ  ؠ ؠؠa ẻ, ao ổؠ,
 ؠ ؠo䁬 ؠ䁬ؠ ༫ 
ؠ     ؠầ⤂,  쳌ؠo, 쳌 쳌ؠؠệ, 냀 뗀 䁬  aؠ ؠ
ؠoa ༫༫ , ؠệ 䁬o 냀o a༫ 냀ؠ ؠ꾀 ủa 쳌 냀ؠ ؠ꾀 Kؠؠ   ؠ
ؠؠ ؤ ؠؠa , 쳌 ؠ  ؠ ༫ ༫a ؠ쳌 ؠ ؠ o ؠ꾀 ,
쳌ؠؠ ༫ 䁬 ؠ  ؠ쳌 ؠ䁬 ầ༫   ؠ ؤ d䁬ؠ ؠؠ 쳌ؠa  ؠ
༫쳌 ༫ ؠؠ, 䁬 쳌༫ d ؠệ༫ ؠo 쳌ؠؠ ༫
༫ؠ 쳌, ؠ 쳌ؠ ؠ    쳌ؠa ؠ, 䁬 ؠaؠ o ؤ ؠ༫ ؠؠ༫,
쳌 ؠ 䁬 ؠ ༫  ༫  䁬⤂ ༫ ؠo䁬 ؠ䁬ؠ
ؠ  꾀쳌
  ؠ ؠؠ, 쳌䁬⤂ ؠ쳌  0
iii
ؠ Lؠ
Lؤ  ······································································· ؠ
Lؤ  ···········································································ؠؠ
Ụ LỤ·············································································· ؠؠؠ
 Ụ  Ế Ắ······················································ؠ
 S  ؤ···························································
 S  덀 ·····················································ؠؠؠ
Ó Ắ Ậ ·······························································ؠ
S··········································································· 
ؤ 1 - Ổؤ ؤ·························································1
11 ổ쳌 ༫a  ؠ 쳌 ؠ쳌 ؠo ؠệ a······························1
111 ؤؠ   ؠa ؠ 쳌·······················································1
11 ؠỉ  ؠ쳌 ؠo······························································1
113 S doaؠ 쳌ؠؠệ ؠ ······················································
114 S 䁬ؠ ؠo༫ ······································································
1 S ầ ؠؠ ủa 쳌ؠؠ ༫·······················································3
11 ؠ 냀쳌 ؠ ầ༫  ổ ؠؠ༫ ủa ؠ䁬 ầ༫   ؠ··················· 3
1 Kؠo༫쳌 쳌 ý ؠ༫⤂ ༫a ༫ ؠ༫o  쳌ؠؠ  ؠ 쳌ؠؠệ
냀ؠ ؠệ a ؠ 쳌ؠؠ ······················································· 4
13  ؠ༫ 쳌ؠؠ ༫······························································· 8
131  ؠ༫ 쳌ؠؠ ༫ ổ쳌 ༫·················································8
13  ؠ༫ 쳌ؠؠ ༫  ؠ·····················································8
14 ༫ ؠؠ 쳌ؠؠ ༫································································ 9
15 ؠ ༫쳌 䁬 ؠ냀 ؠ 쳌ؠؠ ༫··············································· 9
16 ؠؠ쳌 ؠ 쳌ؠؠ ༫··························································9
17 ؠ ؠ ủa ༫ ····························································10
18 ༫ ú ủa ༫ ······························································11