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25 May 2021
Using the following to answer the parts (b) - (d) below: Let ๐ ๐๐๐
๐ be persons, ๐(๐, ๐) means person ๐ knows person ๐
(b) Translate the following statement bring using quantifier and logical operators (5 points): If Ken knows all people, then there exists a person who knows Ken
(c) Translate the following statement to English: โ๐ฆโ๐ฅ(๐(๐ฅ, ๐ฆ))
(d) Find the negation of โ๐ฆโ๐ฅ(ยฌ๐(๐ฅ, ๐ฆ) โง ๐(๐ฆ, ๐ฅ)
Using the following to answer the parts (b) - (d) below: Let ๐ ๐๐๐ ๐ be persons, ๐(๐, ๐) means person ๐ knows person ๐
(b) Translate the following statement bring using quantifier and logical operators (5 points): If Ken knows all people, then there exists a person who knows Ken
(c) Translate the following statement to English: โ๐ฆโ๐ฅ(๐(๐ฅ, ๐ฆ))
(d) Find the negation of โ๐ฆโ๐ฅ(ยฌ๐(๐ฅ, ๐ฆ) โง ๐(๐ฆ, ๐ฅ)
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26 May 2021