Chewsday

Going to be at pub quiz tonight. Who wants to come along?

Some logic exercises

: and
: if...then; implies
: not
: ...from this I conclude

1. Complete the following

a)

b)

c) ,
    ,
    ,
    ,
    ,
                 

2. How might each of the above be useful in solving Sudoku puzzles?

Answers by tomorrow, please. For full marks, show all working.

8^)

Edit: I was only kidding about having to show all working, honest! My 'evil teacher' persona took over...   8^P