ÀëÉ¢Êýѧ×îÈ«¿Îºó´ð°¸(ÇüÍñÁá°æ)

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2.7. ÇóÏÂÁй«Ê½µÄÖ÷ÎöÈ¡·¶Ê½, ÔÙÓÃÖ÷ÎöÈ¡·¶Ê½ÇóºÏÈ¡·¶Ê½: (1)(p?q) ?r

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(2)(p?q) ??(q?r)

(1)m1?m3?m5?m6?m7?M0?M2?M4 (2)m0?m1?m3?m7?M2?M4?M5?M6

2.8. ÂÔ

2.9. ÓÃÕæÖµ±íÇóÏÂÃæ¹«Ê½µÄÖ÷ÎöÈ¡·¶Ê½.

(2) (p?q) ??(p??q)

p q 0 0 0 1 1 0 1 1 (p ??q) ??(p ????q) 1 0 0 1 1 1 1 0 0 1 1 1 1 0 0 0

(2)´ÓÕæÖµ±í¿É¼û³ÉÕæ¸³ÖµÎª 01, 10. ÓÚÊÇ(p ??q) ??(p????q) ??m1 ??m2.

2.10. ÂÔ 2.11. ÂÔ 2.12. ÂÔ 2.13. ÂÔ 2.14. ÂÔ

2.15. ÓÃÖ÷ÎöÈ¡·¶Ê½ÅжÏÏÂÁй«Ê½ÊÇ·ñµÈÖµ: (1)

(p?q) ?r Óë q??(p?r)

(2)(p?q) ?r ???(?p?q) ??r ???(?p?q) ??r ??p??q ??r

??p??q?(r??r) ??(p??p) ??(q??q)?r ??p??q?r ??p??q??r ??

p?q?r ??p??q?r ???p?q?r ???p??q?r = m101 ??m100 ??m111 ??m101 ??m011 ??m001 ??m1 ??m3 ??m4 ??m5 ??m7 = ?(1, 3, 4, 5, 7). ¶ø q?(p?r) ???q ??(?p?r) ???q ???p ?r

??(?p?p)??q?(?r?r) ???p?(?q?q)?(?r?r) ??(?p?p)?(?q?q)?r

?????(?p??q??r)?(?p??q?r)?(p??q??r)?(p??q?r) ?(?p??q??r)?(?p??q?r)?(?p?q??r)?(?p?q?r)

ÀëÉ¢ÊýѧϰÌâ½â

?(?p??q?r)?(?p?q?r)?(p??q?r)?(p?q?r) = m0 ??m1 ??m4 ??m5 ??m0 ??m1 ??m2 ??m3 ??m1 ??m3 ??m5 ??m7

???m0 ??m1 ??m2 ??m3 ??m4 ??m5 ??m7 ???(0, 1, 2, 3, 4, 5, 7).

Á½¸ö¹«Ê½µÄÖ÷ÎüÈ¡·¶Ê½²»Í¬, ËùÒÔ(p?q) ?r? q??(p?r).

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2.16. ÓÃÖ÷ÎöÈ¡·¶Ê½ÅжÏÏÂÁй«Ê½ÊÇ·ñµÈÖµ: (1)(p?q) ?r Óë q??(p?r) (2) ??(p?q)Óë??(p?q)

(1)

(p?q) ?r) ?m1?m3?m4?m5?m7

q??(p?r) ?m0?m1?m2?m3?m4?m5?m7 ËùÒÔ(p?q) ?r) ? q??(p?r) (2)

??(p?q) ?m0?m1?m2 ??(p?q) ?m0

ËùÒÔ??(p?q) ? ??(p?q)

2.17. ÓÃÖ÷ºÏÈ¡·¶Ê½ÅжÏÏÂÁй«Ê½ÊÇ·ñµÈÖµ: (1)p??(q?r)Óë??(p?q) ?r (2)p??(q?r)Óë(p?q) ?r

(1)

p??(q?r) ?M6 ??(p?q) ?r?M6

ËùÒÔ p??(q?r) ????(p?q) ?r (2)

p??(q?r) ?M6

(p?q) ?r?M0?M1?M2?M6 ËùÒÔ p??(q?r) ? (p?q) ?r

2.18. ÂÔ 2.19. ÂÔ

2.20.½«ÏÂÁй«Ê½»¯³ÉÓëÖ®µÈÖµÇÒ½öº¬ {?, ?} ÖÐÁª½á´ÊµÄ¹«Ê½.

(3) (p?q)?r.

×¢Òâµ½ A?B ??(A?B)?(B?A)ºÍ A?B ???(?A??B) ???(A??B)ÒÔ¼° A?B ???A?B. (p?q)?r

ÀëÉ¢ÊýѧϰÌâ½â

??(p?q ??r) ??(r ??p?q) ??(?(p??q) ??r) ??(r ???(p??q)) ???((?(p??q) ??r) ???(r ???(p??q))) ×¢?Áª½á´ÊÔ½ÉÙ, ¹«Ê½Ô½³¤.

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2.21. Ö¤Ã÷:

(1) (p?q) ??(q?p), (p?q) ??(q?p). (p?q) ???(p?q) ???(q?p) ??(q?p).

(p?q) ???(p?q) ???(q?p) ??(q?p). 2.22. ÂÔ 2.23. ÂÔ 2.24. ÂÔ

2.25. Éè A, B, C ΪÈÎÒâµÄÃüÌ⹫ʽ.

(1)Èô A?C?B?C, ¾ÙÀý˵Ã÷ A?B ²»Ò»¶¨³ÉÁ¢. (2)ÒÑÖª A?C?B?C, ¾ÙÀý˵Ã÷ A?B ²»Ò»¶¨³ÉÁ¢. (3)ÒÑÖª?A??B, ÎÊ: A?B Ò»¶¨³ÉÁ¢Âð?

(1) È¡ A = p, B = q, C = 1 (ÖØÑÔʽ), ÓÐ

A?C ??B?C, µ« A ? B. (2) È¡ A = p, B = q, C = 0 (ì¶Üʽ), ÓÐ

A?C ??B?C, µ« A ? B.

ºÃµÄÀý×ÓÊǼòµ¥, ¾ßÌå, ¶øÓÖ˵Ã÷ÎÊÌâµÄ. (3)Ò»¶¨.

2.26. ÂÔ

2.27.ijµç·ÖÐÓÐÒ»¸öµÆÅݺÍÈý¸ö¿ª¹Ø A,B,C. ÒÑÖªÔÚÇÒ½öÔÚÏÂÊöËÄÖÖÇé¿öϵÆÁÁ: (1)C µÄ°â¼üÏòÉÏ, A,B µÄ°â¼üÏòÏÂ. (2)A µÄ°â¼üÏòÉÏ, B,C µÄ°â¼üÏòÏÂ. (3)B,C µÄ°â¼üÏòÉÏ, A µÄ°â¼üÏòÏÂ. (4)A,B µÄ°â¼üÏòÉÏ, C µÄ°â¼üÏòÏÂ.

Éè F Ϊ 1 ±íʾµÆÁÁ, p,q,r ·Ö±ð±íʾ A,B,C µÄ°â¼üÏòÉÏ. (a)Çó F µÄÖ÷ÎöÈ¡·¶Ê½.

(b)ÔÚÁª½á´ÊÍ걸¼¯{?, ?}ÉϹ¹Ôì F. (c)ÔÚÁª½á´ÊÍ걸¼¯{?, ?,?}ÉϹ¹Ôì F.

(a)ÓÉÌõ¼þ(1)-(4)¿ÉÖª, F µÄÖ÷ÎöÈ¡·¶Ê½Îª F??(?p??q?r) ??(p??q??r) ??(?p?q?r) ??(p?q??r) ?m1?m4?m3?m6 ?m1?m3?m4?m6

ÀëÉ¢ÊýѧϰÌâ½â

(b)ÏÈ»¯¼ò¹«Ê½

F??(?p??q?r) ??(p??q??r) ??(?p?q?r) ??(p?q??r) ??q??((?p?r) ??(p??r)) ?q??((?p?r) ??(p??r)) ??(?q?q) ??((?p?r) ??(p??r)) ??(?p?r) ??(p??r)

???(??(?p?r) ???(p??r)) (ÒÑΪ{?, ?}Öй«Ê½) (c) F??(?p?r) ??(p??r) ????(?p?r) ??(p??r) ???(?p?r) ??(p??r) ??(p??r) ???(?p?r) ??(r?p) ???(p?r) (ÒÑΪ{?, ?,?}Öй«Ê½)

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2.28.Ò»¸öÅŶÓÏß·, ÊäÈëΪ A,B,C, ÆäÊä³ö·Ö±ðΪ FA,FB,FC. ±¾Ïß·ÖÐ, ÔÚͬһʱ¼äÄÚÖ»ÄÜÓÐÒ»¸öÐźÅͨ¹ý, Èôͬ

ʱÓÐÁ½¸öºÍÁ½¸öÒÔÉÏÐźÅÉêÇëÊä³öʱ, Ôò°´ A,B,C µÄ˳ÐòÊä³ö. д³ö FA,FB,FC ÔÚÁª½á´ÊÍ걸¼¯{?, ?} Öеıí´ïʽ.

¸ù¾ÝÌâÄ¿ÖеÄÒªÇó, ÏÈд³ö FA,FB,FC µÄÕæÖµ±í(×Ô¼ºÐ´) ÓÉÕæÖµ±í¿ÉÏÈÇó³öËûÃǵÄÖ÷ÎöÈ¡·¶Ê½, È»ºó»¯³É{?, ?}ÖеĹ«Ê½ FA?m4?m5?m6?m7 ?p FB?m2?m3 ??p?q FC?m1 ??p??q?r

(ÒÑΪ{?, ?}Öй«Ê½)

(ÒÑΪ{?, ?}Öй«Ê½)

(ÒÑΪ{?, ?}Öй«Ê½)

2.29. ÂÔ 2.30. ÂÔ

ÀëÉ¢ÊýѧϰÌâ½â 10

ϰÌâÈý

3.1. ÂÔ 3.2. ÂÔ 3.3. ÂÔ 3.4. ÂÔ 3.5. ÂÔ

3.6. ÅжÏÏÂÃæÍÆÀíÊÇ·ñÕýÈ·. ÏȽ«¼òµ¥ÃüÌâ·ûºÅ»¯, ÔÙд³öǰÌá, ½áÂÛ, ÍÆÀíµÄÐÎʽ½á¹¹(ÒÔÔ̺­Ê½µÄÐÎʽ¸ø

³ö)ºÍÅжϹý³Ì(ÖÁÉÙ¸ø³öÁ½ÖÖÅжϷ½·¨):

(1)Èô½ñÌìÊÇÐÇÆÚÒ», ÔòÃ÷ÌìÊÇÐÇÆÚÈý£»½ñÌìÊÇÐÇÆÚÒ». ËùÒÔÃ÷ÌìÊÇÐÇÆÚÈý. (2)Èô½ñÌìÊÇÐÇÆÚÒ», ÔòÃ÷ÌìÊÇÐÇÆÚ¶þ£»Ã÷ÌìÊÇÐÇÆÚ¶þ. ËùÒÔ½ñÌìÊÇÐÇÆÚÒ». (3)Èô½ñÌìÊÇÐÇÆÚÒ», ÔòÃ÷ÌìÊÇÐÇÆÚÈý£»Ã÷Ìì²»ÊÇÐÇÆÚÈý. ËùÒÔ½ñÌì²»ÊÇÐÇÆÚÒ». (4)Èô½ñÌìÊÇÐÇÆÚÒ», ÔòÃ÷ÌìÊÇÐÇÆÚ¶þ£»½ñÌì²»ÊÇÐÇÆÚÒ». ËùÒÔÃ÷Ìì²»ÊÇÐÇÆÚ¶þ. (5)Èô½ñÌìÊÇÐÇÆÚÒ», ÔòÃ÷ÌìÊÇÐÇÆÚ¶þ»òÐÇÆÚÈý. (6)½ñÌìÊÇÐÇÆÚÒ»µ±ÇÒ½öµ±Ã÷ÌìÊÇÐÇÆÚÈý£»½ñÌì²»ÊÇÐÇÆÚÒ». ËùÒÔÃ÷Ìì²»ÊÇÐÇÆÚÈý.

Éè p: ½ñÌìÊÇÐÇÆÚÒ», q: Ã÷ÌìÊÇÐÇÆÚ¶þ, r: Ã÷ÌìÊÇÐÇÆÚÈý. (1)ÍÆÀíµÄÐÎʽ½á¹¹Îª (p?r) ?p?r

´ËÐÎʽ½á¹¹ÎªÖØÑÔʽ, ¼´ (p?r) ?p?r ËùÒÔÍÆÀíÕýÈ·. (2)ÍÆÀíµÄÐÎʽ½á¹¹Îª

(p?q) ?q?p ´ËÐÎʽ½á¹¹²»ÊÇÖØÑÔʽ, ¹ÊÍÆÀí²»ÕýÈ·. (3)ÍÆÀíÐÎʽ½á¹¹Îª (p?r) ??r??p ´ËÐÎʽ½á¹¹ÎªÖØÑÔʽ, ¼´ (p?r) ??r??p ¹ÊÍÆÀíÕýÈ·. (4)ÍÆÀíÐÎʽ½á¹¹Îª

(p?q) ??p??q ´ËÐÎʽ½á¹¹²»ÊÇÖØÑÔʽ, ¹ÊÍÆÀí²»ÕýÈ·. (5)ÍÆÀíÐÎʽ½á¹¹Îª p??(q?r)

Ëü²»ÊÇÖØÑÔʽ, ¹ÊÍÆÀí²»ÕýÈ·. (6)ÍÆÀíÐÎʽ½á¹¹Îª (p?r) ??p??r

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