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3




, , , , , .

5.4. : , v, <-> , , ; , .

1.1 = -( -> -);

1.2 A v = - -> ;

1.3 <-> = ( -> b) ( - );

1.4 ()= -,vx-a(x).

, , , . .

5.5. - , ! , <-.

, - , v, , -1 . ,

^--^ B(y))v Vx3-.C(x2,x3))

- , .

5.1. -. <->, - (...).

. , 5.4.

= -iP^,...,^): A - 5.5. = ( <-> ): < ( -> ) ( ->- b) 1.3 = ( -> ): (-. v ) = -,( ): < (-. v -,) = -,( v ): < (-, -iC) - -iVxB(x): A < -() 1.4 = -1(): Vx-,B(x) 1.4

. , ...

. () () . 1.4.

. -- ...

-((()-> (B(x)v ())) () b(x))).

. , 1.4.

1. -,vx(a(x) -> (() v ())) v -,(-,() ()) 1^/1. 2- -,(() -> (() v ())) v Vx-,(-,A(x) b(x)) 1 V/ 1,

3. -,(-,() v b(x)v C(x)) v Vx-i(-nA(x)A b(x))

4. 3x(A(X)A-1B(x)A-,C(x))vVx(A(x)v-^B(x))

. , . - .

1. S : Vx(s(x) -> ()); -(8()->()).

2. S : Vx(s(x) - -()); -^(() ()).

3. S : (() ()).

4. S : 3x(s(x) -iP(x)).

5. S : Vx(p(x) - S(x)); -(() -iS(x)).

6. S : -,Vx(s(x) -> ()); 3x(s(x) -iP(x)).

7. S : -,Vx(s(x) -> -^(x)); 3x(s(x) ()).

, 3 <=> 7 4 <= 6.

, .

1.-VxA(x) --1();

2.-Vx-,A(x)<i>-I3xA(x);

3.-nVxA(x) < 3x-iA(x);

4.-,Vx-iA(x) ().

, . , -, . .

, , , . , , . , .

, ( ) . , , , . , , , , . , , .

. , . -

, , , . , - , .

, , - . , , , . . - , , . . , , - . -, , .

5.1. . , , .

.

.

, .

, .

, , , -, .

1. .

, .

.

2. .

, , .

, .

3. , , . , .

, , .

4. .

.

.

5. , . 12% .

, , .

6. .

.

, , .

7. . .

.

8. .

.

.

9. .

, .

.

10. , . .

, .

11. .

.

, .

12. . , , .

.

13. .

.

, , .

14. . , .

, .

15. . .

, .

16. .

.

.

17. . .

.

5.2. 5.1 : , =. , - : ( ) . - . . (. . 5.1)

(Vx(3(x) -> ()) -^(() -,())) -> (() -> ()).

1. -,((-,() v ()) -(() -.())) v (-,() v ()).

2. -,Vx(-,a(x) v ()) v (() -.()) v \'(-,() v ()).

3. -,(-,() v ()) v (() -.()) v (-,() v ()).

4. (() -.()) v (() -1()) v (-,() v ()).

.

5.3. - - , 5.2. , -iA<=>B, , vx V; v v ; .

. (. . 5.2.)

= (() ~.()) v (() ~.()) v Vx(-Jj(x) v ()).

- = -,((() -()) v (() -,()) v Vx(-fl(x) v ())).

- = -(() -.()) -() -.()) -,Vx(-,H,(x) v ()).

- = -,(() ->()) -,(() ->()) -() v ()).

- = (-() v ()) (-,() ()) (() v -,()).

5.6. - - ,

Vx , Vx; v v ; . - -.

5.4. .

5.2. - - , . - -iA <=> .

5.5. , , .

1. vx(m(x) - -iP(x)), dx(s(x)A m(x)) => -() -* ()).

2. -(() ()), -(() ^S(x)) => 3x(s(x) -iP(x)).

5.2.

- , - . , , , . .

, , . , , , . , . , , , , . , .

. ec M , .

, , , , . .

, , . . , - . - 5.1.

. , . , .

, . , . .

:

, . , . - .

, , , , .

, - : 1, 2, 3, : , ; *, *, : ; 2, : . , L, -, :

L = <a1,a2,a3,P1SP21,P12,P22>.

L = (U, ), U , , , U.

, L ,

, 2, 3, U = \1> 2> ^ jt ^ -, ^ - -. L, , , U .

*, У . , pi = , , , , .

L, 2 2, U2 = 2 =9 , . , ^ , U2.

P2 U2 =

\2> 2/> \*_2 *_3 /' \> %/ \ǻ 2/> \> a

, L, , = (U, p) .

. Ml = <U,P), U = Ka^aJ. / = {^,^}, ^ = (

. , Mi-, . , , , , , . , .

Mi- :

1. .

2. .

3. .

4. .

5. .

6. .

7. .

8. .

9. VxjVx2 (p| (xj, 2) - Pg (x2, Xj)). : , .

10. VxiP|(x,x). .

Ml- 9 10 Mi-, . , Ml- ,

, . , . pi .

2 = (U,P), U = = { = {aj,

. , 2-, , , , . , , , . , , | .

2- :

1. .

2. .

3. .

4. .

5. .

6. .

7. .

8. VXi-axjjPl^x^Xa). .

, , .

5.7. -, - , M = (U,f), U ; f , f (pn)e {l,0} n = , f (pn)s Un n > 0; f(y)= a, as U.

, 5.7 -, .

U : U = {,,...,,...J. . a., i > 1, - U, -.

- - f, n- " f(Pn). " , n = 0, ^ {l>0}, 1 . , n > , " U" f U, f (y)e U.

5.8. - ,,..., . f(yi)=^i )= |4i - .

1. = а. f(A) -.

2. = (,,..., ӄ)- = 1,

^aj_,...,a,,Je f(Pnj. = 0.

3. = iB. = 1, = 0.

4. = . = 1, = 1 = 1.

5. A=BvC. A = 1, = 1%* = 1.

6. = > . = 1, = 0- = 1.

7. = VxB(x, yj,...,-). = 1, (, ,, , ) = 1 f -

, f*(y)e U, fl(yi)=ai,..., f16'n)=^n

8. A = 3xB(x,y1,...,yn). = 1, (> ,, , ) = 1 f, , f'(y)eU, f1(yi)=ai,...,f1(yn)=?n.

5.9. (,,..., ) -, = 1

f. : Mh=A(y1,...,yn).

5.10. (,,..., ) -

, Mb=&yi,...,yn -, = (U, f }.

5.7-5.10 , . , , . -

, .

, . -- . .

- --, - . . , - , , -. - , . , .

1. ---: 1= 3x(A(x)v b(x))-> (3xA(x)v ()). = : .

. , . -, (1) |3x(A(x)v ())]= 1 (2) (3xA(x)v ()] = . (1)

8 5.8 (3) [.() v ()] = 1 , , f , f(y)e U. (3) 5 : (4.1) [()] = 1 (4.2) [()] = 1 f.

, (2) (5.1) [()]=0, (6.1) [()]=0, (5.2) [()]= (6.2) [()] = 0, (2) . (5.1) (7.1) [()] = 0 , f, (4.1). (6.2), , (7.2) [()] = 0 , f, (4.2).

, , (() v b(x)) -> (() v ()) - , , . .

2. --: - (VxA(x) -> VxB(x)) - Vx(A(x) - b(x)). = : .

. - -, : (1) [VxA(x) > VxB(x)] = 1 (2) [Vx(A(x)-*B(x))]=0.

(2) 7 5.8 , (3) [^) - ()]= 0 f1 , f1(y1)e U. (3), , (4) [()] = 1 (5) [^] = f1.

(1) 5 -: (6.1) [VxA(x)]=0 (6.2) [VxB(x)] = l. (6.2) , -

7 (7.2) [(1)] = 1 , f1. (7.2) (5).

(6.1) 7 2, , (7.1) [(2)] = f2, f1 , f1^)^ f2(y2). (7.1) (4) . , - -, (VxA(x) -> VxB(x)) - Vx(A(x) -> b(x)). .

5.6. -.

1. h= -iVx-iACx) <-> ();

2. i= -,VxA(x) <-> -.();

3. h= Vx-,A(x) <-> -i3xA(x);

4. h= VxA(x) <- -.3x-.A(x);

5. h= (() ()) (() VxB(x)); 6.1= (VxA(x) v VxB(x)) -> Vx(A(x) v B(x)); 7. =(() ()) -^ (() ()); 165


8. l= 3x(A(x)v b(x))<-> (3xA(x)v ()).

5.7. -.

1. - Vx(A(x) v b(x)) -> (VxA(x) v VxB(x));

2. = (() ()) - (() b(x)).

-- - , . , , . , , , .

5.11. - - , . < , ^..., > [] , :

1. = , [].

2. = ( D) Be [], [] -DeCn[A).





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