Question

Describe a rule of inference that can be used to prove that there are exactly two elements x and

y in a domain such that P(x) and P(y) are true. Express this rule of inference as a statement in

English.

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Answer 1

Answer:

it's universal law sweetheart , every thing is made in pair like land and water , earth and sky in greek mythology it was believed that a soul is incomplete in it self , untill it find its true soul mate , which makes oneself complete , which is said to be your true soul mate , part of your own soul , thats why god has given each pair with a part which can only use by his partner.