First slide
Introduction to mathematical reasoning
Question

 If p: It rains today, q=I go to the school, r=I shall meet  my friends and s: I shall go for a movie, then which of 

 the following is the proposition? 

If it does not rain or if I do not go to school, then I shall meet my friend and go for a movie. 

Moderate
Solution

 Correct result is (~p~q)(rs)

=∼(pq)(rs)

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