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第四章习题è§&poun

第四章习题è§&poun

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ˆà 1.˜>õ ½ª * (1) q p , r p = | r q p (2) r p r q = | r q p (3) r q p = | ) ( ) ( r p q p (4) r q p = | ) ( ) ( r q r p (5) r q p r p = | r q (6) ) ( ) ( r p q p = | ) ( r q p (1) q p , r p ) ( r q p ¬ >õ½ ª* q p q p ¬ r p r p ¬ ) ( r q p ¬ ) ( )) ( ( r q p r q p ¬ ¬ ¬ ¬ õ½ ª } , , , { r q p r p q p ¬ ¬ ¬ ¬ õ½ ª* q p ¬ r p ¬ p r q ¬ ¬ q ① ② ③ r s r ¬ ④⑥ q p , r p = | r q p (2) r p r q ) ( r q p ¬ ÷ >õ½ ª* r p r p ¬ r q r q ¬ ) ( r q p ¬ r q p ¬ ) ( > õ½ ª { r p ¬ , r q ¬ , q p , r ¬ }¸>õ½ ª* r p ¬ r q ¬ q p
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r ¬ r q r s ④④ ° r p r q = | r q p (3) r q p , )) ( ) (( r p q p ¬ ¾ ª * r q p r q p ¬ )) ( ) (( r p q p ¬ r q p r p q p ¬ ¬ ¬ ¬ ¬ )) ( ) (( ¾ ª { r q p ¬ , p , q ¬ , r ¬ }XF¾ ª * r q p ¬ p q ¬ r ¬ r q r s ④④ r q p = | ) ( ) ( r p q p (4) r q p , )) ( ) (( r q r p ¬ ¾ ª * r q p ¬ r q p ) ( r q p ¬ ¬ )) ( ) (( r q r p ¬ r q p r q r p ¬ ¬ ¬ ¬ )) ( ) (( ¾ ª { r q p ¬ ¬ , p , q , r ¬ }x½¾ ª * r q p ¬ ¬ p q r ¬ r q ¬ r s ④④ r q p = | ) ( ) ( r q r p (5) r p ) ( r q ¬ ξ ½ ¾ ª * r p r p ¬ r q r q ¬ ¬ ¬ ) ( D ¾ ª { r q p , r p ¬ , q ¬ , r ¬ }ˆD ¾ ª * r q p
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r p ¬ q ¬ r ¬ r q r s ④④ ° r q p r p = | r q (6) ) ( ) ( r p q p )) ( ( r q p ¬ ¾ ª * ) ( ) ( r p q p ) ( ) ( r p q p ¬ ¬ ¬ ) ( ) ( r p q p ¬ ¬ r q p ¬ ¬ r q p r q p ¬ ¬ )) ( ( ¾ ª } , , , { r q p r q p ¬ ¬ ¬ ¾ ª * r q p ¬ ¬ p q r ¬ r q ¬ r s ④④ ) ( ) ( r p q p = | ) ( r q p 2.h º ª * Ð É JE (1) r q p = | ) ( ) ( r q r p (2) ) ( ) ( ) ( s p r p q p = | s r q p (3) ) ( ) ( r q q p p r = | p q (4) r q p r q p ¬ = | r q p ¬ ¬ ¬ (1) r q p , )) ( ) (( r q r p ¬ ¾ ª * r q p ) ( ) ( ) ( ) ( r q r p r q p r q p ¬ ¬ ¬ ¬ ¬ )) ( ) (( r q r p ¬ r q p r q r p ¬ ¬ ¬ ¬ )) ( ) (( ¾ ª { r p ¬ , r q ¬ , p , q , r ¬ ¾ ª * r p ¬
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r q ¬ p q r ¬ r s ④⑥ ° r q p = | ) ( ) ( r q r p (2) ) ( ) ( ) ( s p r p q p , ) ( s r q p ¬ η £ ¾ ª * ) ( ) ( ) ( s p r p q p s r q p s p r p q p
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