【判断题】【消耗次数:1】
在三个变元的命题公式中,如果其主析取范式中所含小项的角标为1,2,4,5,6,则其主合取范式中所含大项的角标必定为0,3,7。
正确
错误
参考答案:
复制
纠错
相关题目
【简答题】 主析取范式的因子项是[填空1],主合取范式的因子项是[填空2]
【判断题】 任何一个命题公式总可以找到其唯一的主合取范式形式。
①  正确
②  错误
【多选题】 公式“? (p?q)”的主析取范式中极小项下标有:
①  0.
②  1.
③  2.
④  3.
【判断题】 任何一个命题公式总可以找到其唯一的主析取范式形式。
①  正确
②  错误
【简答题】 公式“? (p?q)”的主析取范式为:[填空1]
【简答题】 公式“? (q??p) ù?p”的主合取范式为:[填空1]
【多选题】 公式“(pùq) ú (?púr)”的主合取范式中极大项下标没有:
①  0.
②  2.
③  4.
④  6.
【简答题】 一个命题公式的真值表是唯一的,因此一个命题公式的主析取范式也是[填空1]的。两个命题公式如果有相同的主析取范式,那么这两个命题公式是[填空2]的。
【简答题】 公式“(pùq) ú (?púr)”的主合取范式为:[填空1]
【多选题】 公式“(?p?q) ? (?qúp)”的主析取范式中极小项下标有:
①  0.
②  1.
③  2.
④  3.
随机题目
【单选题】 Dr. Park was accused ____ the patient with overdose of sleeping pills so that the patient’s life was terminated before the expected time.
①  of providing
②  with providing
③  to have provided
④  to provide
【单选题】 I’ m going to do all I can to____ the unpleasant impression you have of me.
①  move
②  remove
③  shift
④  transform
【单选题】 Ill go out for a walk after supper if it____ rain.
①  didnt
②  wont
③  isnt
④  doesnt
【单选题】 Jean Wagner’s most enduring contribution to the study of Afro-American poetry is his insistence that it ____ in a religious, as well as worldly, frame of reference.
①  is to be analysed
②  has been analysed
③  be analysed
④  should have been analysed
【单选题】 We feel it is high time that the Government ____ something to check the inflation.
①  did
②  do
③  should do
④  would do
【单选题】 She was teaching me ____ you would teach a younger child to speak the language.
①  the way
②  in the way
③  a way
④  to the way
【单选题】 You should have put the milk into the icebox, I expect it ____ undrinkable.
①  became
②  had become
③  has become
④  becomes
【单选题】 The students expected there ____ more reviewing classes before the final exams.
①  is
②  being
③  have been
④  to be
【单选题】 You should have your eyes tested every year in case the ____of your spectacles need changing.
①  lenses
②  glasses
③  sights
④  crystals
【单选题】 As the train will not leave until one hour later, we ____ grab a bite at the snack bar.
①  may well
②  just as well
③  might as well
④  as well