IF TODAY IS MONDAY OR (IT IS NOT MONDAY AND IT IS NOT THE CASE THAT (IT IS RAINING OR IT IS HOT)),THEN EITHER TODAY IS MONDAY OR IT IS NOT THE CASE THAT (IT IS HOT OR IT IS RAINING)

55. - SOLUTION MANUAL FOR DISCRETE MATHEMATICS 7TH EDITION BY JOHNSONBAUGH
SOLUTION MANUAL FOR DISCRETE MATHEMATICS 7TH EDITION BY JOHNSONBAUGH

55. If today is Monday or (it is not Monday and it is not the case that (it is raining or it is hot)),

then either today is Monday or it is not the case that (it is hot or it is raining).