solution11_0

# solution11_0 - 20440 11 A B A B = B 1" x B A B = B x A...

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Unformatted text preview: 20440 11 A B A B = B : - 1 " . x B A B = B - , x A B , x A ... A B = A A B : - 1 , x A : A B A A B A - . A B A , x A B , x B ( A B - ) ... A B = B A B = A : - 1 x A , x A B : B A B B A B - .xB , , . x B ( A B - ) x A , x B . B A B , x B ... 2 L4 - L5 = {b, ba, aba} LR = { , a, aa, bba, bbb} 2 L2 L2 = { , a, aa, abb, bbb, aaa, aabb, abbb, aaaa, aaabb, aabbb, abba, abbaa, abbabb, abbbbb, bbba, bbbaa, bbbabb, bbbbbb} L5 L1 L5 L3 = L5 L3 = L5 ( L1 L2 L5 ) R = ( L2 L5 ) R = { , a, aa, bba, bbb, abb, abba, baa, bb} 1 - 3 ( L1 L2 ) + L1 L2 = {ab} : L2 = {b} L1 = {a} , : aabb ; aabb ( L1 L2 ) + ,ab 1 + . L1 L+ - 2 2 - 3 L3 = {bb} - L2 = {b} L1 = {a} , : L1 ( L2 L3 ) = L2 L3 = 1 - , L1 L+ L1 L+ = {a}{b i | 1 i} {a}{b 2i | 1 i} = {a}{b 2i | 1 i} 2 3 .( abb ,) - 3 - 3 L3 = {c} - L2 = {b} L1 = {a} , : L1 L2 L3 = {a, bc} L2 L3 = {bc} ( L1 L2 )( L1 L3 ) = {a, b}{a, c} = {aa, ac, ba, bc} - 14 abRa aRab : ; aRbab abRbab - ,aRab : ; -2S 4 xRx R : . xSx . x( R S ) x - , xRy - x( R S ) y : . xSy . ySx - S yRx - R . y ( R S ) x - y ( R S ) z x( R S ) y : - R ; ySz yRz xSy xRy ; xRz - . xSz - S " . x( R S ) z - ... -24 : - {1,2,3} .2R1- 1R2 R- .3R2- 2R3 S- . 1( R S )3 , 2( R S )3 - 1( R S )2 : 2 5 :(n) n=0 - - w = ,0 L- x = . x = = = R = N ( R ) = wN ( w R ) R = N ( ) = n - 2 L - x n 2 .( x = wN ( w R ) - *{0,1} - w ) - , y L - , x = 1y 0 - x = 0 y1 - , | x |= n - x L . | y |= n - 2 : x = 0 y1 = 0 wN ( w R )1 , y = wN ( w R ) w .(*) ^ N ( w R ) = N ( w R 0) = N ( w R )1 N .(**) - ^ ^ w R = w R 0 , w = 0 w x A A A = 0 wN ( w R )1 = wN ( w R )1 = wN ( w R ) A (*) - w (**) - : ^ w , . : .-1 - -0 ... 3 ...
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