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3.




:

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:

. 2 .

1. :

( &( 2Å x 3))~().

.

x 1 x 2 x 3 x 2Å x 3 & x 2 x 3 x 3 x 2 & Ú x 1
                   

 

2. x 2 x 3Ú x 1 2 x 3 x 1Ú 1 x 2Ú 1 2 x 3Ú 1 2 x 3 x 4.

.

1. x 2 x 3Ú x 1 2 x 3 = x 3(x 2Ú x 1 2) = x 3((x 2Ú x 1)&(x 2Ú 2)) = (x 1Ú x 2) x 3.

2. x 1Ú 1 x 2Ú 1 2 x 3Ú 1 2 x 3 x 4 = x 1Ú 1(x 2Ú 2 3 x 4) = x 1Ú 1(x 2Ú x 3Ú 2 3 x 4) = (x 1Ú 1)(x 1Ú x 2Ú x 3Ú 2 3 4) = x 1Ú(x 2Ú x 3)Ú() x 4 = x 1Ú(x 2Ú 3Ú())(x 2Ú x 3Ú x 4) = x 1Ú x 2Ú x 3Ú x 4.

3. f (x 1, x 2, x 3) .

x 1 x 2 x 3 f
       

.

.

, 1, : (0, 1, 0), (1, 0, 0) (1, 1, 1), f (x 1, x 2, x 3) = x 10 & x 21 & x 30 Ú x 11 & x 20 & x 30 Ú x 11& x 21 & x 31=

= & x 2& Ú x 1& & Ú x 1& x 2& x 3.

4. f (x 1, x 2, x 3) = x 1 (x 2 (x 3 ~ x 1)). .

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.

x 1 x 2 x 3 x 3~ x 1 x 2 (x 3~ x 1) f
1 1 1 1 1 1 1

 

(1, 1, 0),

f (x 1 x 2 x 3)= x 1 Ú x 2 Ú x 3 = x 10Ú x 20Ú x 31= Ú Ú x 3.

 

5. :

) (1,2,3)= ;

) (x,y,z)=

.

(4 24)
a)(1,2,3)= =

)(x,y,z)= =

6. {&,ù } (Ú,ù }.

.

{&,Ú,ù} {&,ù} {Ú,ù}, , :

 

 

 

{ &,Ú,ù } "" - & v {&,ù} {Ú,ù} . { &, Ú, ù} , . : .

 

7. f (x 1, x 2, x 3) = (01101001) = 0 Å 1 1Å Å 2 2 Å 3 3 Å b 1 x 1 x 2 Å b 2 x 2 x 3 Å b 3 x 1 x 3 Å cx 1 x 2 x 3. , . (0, 0, 0) f (0, 0, 0) = 0, , , f (0, 0, 0) = 0, 0 = 0. f (0, 0, 1) = 1, (0, 0, 1) , : f (0, 0, 1) = 0 Å 3, .. 0 = 0, 3 = 1. , f (0, 1, 0) = 1 = 2, f(0, 1, 1) = 0 = 2 Å 3 Å b 2 = b 2 = 0; 1 = 1; 0 = 1 Å 3 Å b 3 = b 3 = 0; 0 = 1 Å 2 Å b 1 = b 1 = 0; 1 = 1 Å 1 Å 1 Å c; c = 0; f (x 1, x 2, x 3) = x 1 Å x 2 Å x 3.

 





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