?"dsD !9 ?"dsD !9 5 5 ? ? D D y y ° ° ?"d 7?  T ?"d 7?  T ?"d 7?  T ?"d 7?  T zv9  T a¨- f ? v9  T a¨- f ? zF?¥ "SD3 p V? ?D b# í ?bF?¥ "SD3 p V? ?D b# í ?b z? ?3s ùI b? ?3s ùI b zF?31 HW ? ??¤ s? S/bF?31 HW ? ??¤ s? S/b ?"d 7?  T ?"d 7?  T z K 7?K 7? z 9  ?$ ?Z  ?¥ ? ?p¥ 7?  T9  ?$ ?Z  ?¥ ? ?p¥ 7?  T KI? KI? &Ky  Ky  z ???? z n5 7? |? ?? Z?¥3 p n5 7? |? ?? Z?¥3 p story[# LC?t3 p¥[# LC?t3 p¥ HWD'á HWD'á z Z?3 p$%s q Z?3 p$%s q / ? Z? ?¨?' ? Z? ?¨?' / lmE ü ? 7 lmE ü ? 7 ? = ?? ¨? ? = ?? ¨? z ?I? ?I? pair programming  z ? k? k /"?"? z ?1+? ^ ?1+? ^ z 1 a?ìaM??3 pM? 1 a?ìaM??3 pM? z  s?è 7? |?¥??ú * <?v??-W[#vD s?è 7? |?¥??ú * <?v??-W[#vD ?¨"d¥ <v8-W¥? @b?¨"d¥ <v8-W¥? @b ?"d 7?  T ?"d 7?  T ?"d 7?  T ?"d 7?  T ?è  T ?"d 7?  T ?"d 7?  T z ?è  T¥+? ?è  T¥+? zú?B?s¥ !9 ?×? -?ì¥?Zú?B?s¥ !9 ?×? -?ì¥?Z ?31BáaWD? T[E ??A1¥ ! ?31BáaWD? T[E ??A1¥ ! 9??b z 7? ?B¨  ?è  T Vê4??e?  7? ?B¨  ?è  T Vê4??e?  T[???Bb T[???Bb z?÷ ? |¥Z?$s??B3$3 %?÷ ? |¥Z?$s??B3$3 % H ?è  T??×Sí? - ?¥¨ b H ?è  T??×Sí? - ?¥¨ b ?"d 7?  T ?"d 7?  T z]?  T ]?  T z÷1??/<¥]?y?  "¥? ê "d÷1??/<¥]?y?  "¥? ê "d 7? HW[F ??'-÷?b 7? HW[F ??'-÷?b z ]?  T ^? ???1¥X ?r? HWé]?  T ^? ???1¥X ?r? HWé ? ê ¥ "S ? ê ¥ "S z?]? ?]? Activity Concurrency z?]? ?]? Information Concurrency ??/ F ??/ F z _ -.?_ -.? (Front Loading) z _a.?_a.? (Flying) z y ?μr¥??D? ?# ?8yT¥|?ìay ?μr¥??D? ?# ?8yT¥|?ìa z???¥5 ?"d???¥5 ?"d ?"d 7?  T ?"d 7?  T z ]?  T¥?Z?1]?  T¥?Z?1 ^1  a? <* ^1  a? <* èq¥ g?é? èq¥ g?é? z a? ^ 7? HW¥ ê a? ^ 7? HW¥ ê  V4úá ?¥é?  V4úá ?¥é? ? ? z  ??5 ^?X¥??  ??5 ^?X¥?? # ?N¥?Y P # ?N¥?Y P ¤[ "5 ?¥ˉv ¤[ "5 ?¥ˉv ?4ú | ??'9M ?4ú | ??'9M 4ú ? àμ£[  4ú ? àμ£[  z¥y #5 ?ZE z¥y #5 ?ZE 5?^r? "Sb 5?^r? "Sb ?"d 7?  T ?"d 7?  T '"d?' ? ?F ? ?F ? ?F " ? 8 ? ? k ? ?F ? ?F " ? 8 ? ? k ? ?'B ?'= ?' ? ? ?'B ?'= '"d?' ? ?F ? ?F ? ?F ]? 7? ¨? 7? ? _  `  T ?"d 7?  T ?"d 7?  T  T  T a? a? ?? ?? I ? I ? /?? ?? a¨?í3 ???1¥ a¨?í3 ???1¥ l? ?"d l? ?"d ? a¨?v?ˉ"d ? a¨?v?ˉ"d ?? ?? ó? z?aμ?¥ ó? z?aμ?¥ ¨?3 p 4 I n ¨?3 p 4 I n v9 v9 * ùí * ùí 2 7ba|? e? e? ? Z?3 p s ?@ ? Z?3 p s ?@ idí? V idí? V ?è ?è 8?ò ?  T+? 8?ò ?  T+? v? èq 7??ú1 p v? èq 7??ú1 p ]? ]? ?_? ?3 p ?_? ?3 p z¥"?? z¥"?? ?± è?¨ ?± è?¨ ?_` ?_` ¨ =Y} ¨ =Y} ¨ Wi? ¨ Wi? ?"d 7?  T ?"d 7?  T z [aT< [aT< zL ! F ^Bê&?$ù <?"dy ! 5L ! F ^Bê&?$ù <?"dy ! 5 × m μ?? ü ?Y 3u ?  × m μ?? ü ?Y 3u ?  < =? 7?B??"d¨?S??Y?á < =? 7?B??"d¨?S??Y?á ?¥ 3á ??6ò? ¥ ¥ ??Y? ?¥ 3á ??6ò? ¥ ¥ ??Y? C?¥Fy[#_ò? ?J?l? , r C?¥Fy[#_ò? ?J?l? , r ? ? b z_ Z?4?yp ?¥V?? F?ê4 'B_ Z?4?yp ?¥V?? F?ê4 'B ? 7?  T$1 I 1$ ? 7?  T$1 I 1$