sábado, 7 de janeiro de 2012

Truth tables (3)

Rewrite each of the following sentences in symbolic propositional form. Then write each sentence in conditional (If...then...) form.

(3) She is not tall or she does not have brown eyes.

P := She is tall.
Q := She has brown eyes.

So our statement is (~P) v (~Q) which is equivalent to (~(~Q)) => (~P) or
Q => (~P) or

If she has brown eyes, then she is not tall. or
If she is tall, then she does not have brown eyes.

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