xx 4) = = (x2 xx 4 ∨ xx 1 xx 2 ∨ xx 1 xx 4)(xx 1 xx 2 ∨ xx 1 xx 4) ∨(x2 xx 4 ∨ xx 1 xx 2 ∨ xx 1 xx 4)(xx 1 xx 2 ∨ xx 1 xx 4) = = (x2 xx 4 )( xx 1 xx 2 )( xx 1 xx 4)(xx 1 xx 2 ∨ xx 1 xx 4) ∨(x2 xx 4 ∨ xx 1 xx 2 ∨ xx 1 xx 4)(xx 1 xx 2 )( xx 1 xx 4)= =( xx 2 ∨ x4 )( x1 ∨ x2 )( x1 ∨ x4)(xx 1 xx 2 ∨ xx 1 xx 4) ∨(x2 xx 4 ∨ xx 1 xx 2 ∨ xx 1 xx 4)(x1 ∨ x2 ) ( x1 ∨ x4) = = ( xx 2x1 ∨ xx 2x2 ∨ x4x1 ∨ x4x2)( x1xx 1 xx 2 ∨ x1 xx 1 xx 4∨ x4xx 1 xx 2 ∨ x4xx 1 xx 4) ∨(x2 xx 4 ∨ xx 1 xx 2 ∨ xx 1 xx 4)( x1x1 ∨ x1x2 ∨ x4x1 ∨ x4x2)= = xx 2x1 x1xx 1 xx 2 ∨ xx 2x1 x1 xx 1 xx 4∨ xx 2x1 x4xx 1 xx 2 ∨ xx 2x1 x4xx 1 xx 4∨ xx 2x2 x1xx 1 xx 2 ∨ xx 2x2 x1 xx 1 xx 4∨ xx 2x2 x4xx 1 xx 2 ∨ xx 2x2 x4xx 1 xx 4∨ x4x1x1xx 1 xx 2 ∨ x4x1x1 xx 1 xx 4∨ x4x1x4xx 1 xx 2 ∨
x3 = x2 x3 (x1 x2 )(x1 x3 x2 )= (x1 x2 x1 x2 )( x1 x3 x2 )= (x1 x2 x1 x2 )( x1 x3 x2 )= x1 x2 x1 x1 x2 x3 x1 x2 x2 x1 x2 x1 x1 x2 x3 x1 x2 x2 = x1 x2 x1 x2 x3 0 0 x1 x2 x3 x1 x2 = x1 x2 x1 x2 3.Lihtsustada etteantud loogikaavaldis DNK-ks põhiseoste ja tehete asendusseoaste abil: (x1x2x3x4 x3x4 x1x3 )(x1 x4 )(x1 x4 )= (x1x2x3x4 x3x4 x1x3 )(x1 x4 )(x1 x4 )= =(x1x2x3x4 x3x4 x1x3 )(0 x4x1 x1x4 0)= x3x4x1 x1x3x4 = x1x3x4 x1 x4 x3 (x1 x2)(x1x2 x4 )= x1 x4 x3 (x2 x1 )(x1 x2 x4 )= x1 x4 x3 x2x1 (x1 x2 x4 )= = x1 x4 x1 x2 x3 x1 x2 x2 x1 x2 x1 x1 x2 x1 x4 x4 x3 x4 x2 x4 x1 x4 =x1 x2 x4 x1 x2 x3 x3 x4 x2 x4 x1 x4 x1 x1 x2 ( x1 x3 ) x1 x1 x2 x3 x4 x1 = x1 ( x1 x3 ) x1 x1 x2 x3 x4 x1 = (x1 x1x1 x1 x3 x1 x2 x3 x4 ) x1 = =(x1 x1 x1 x3 x1 x2 x3 x4 )x1 =(x1 x1 x2 x3 x4 )x1 = x1 x1 x1 x1 x2 x3 x4 =00=0
annaabi.ee 
