(1) Define a logical figure and illustrate by means of some ordinary syllogistic argument.
(2) Symbolize the four figures and give suggestions for remembering them.
(3) Write syllogisms which illustrate each of the four figures.
(4) Define mood as it is used in logic. Illustrate.
(5) How many moods are valid?
(6) Explain by illustration a “weakened conclusion.”
(7) Test the validity of A
E
E in the third figure; of E
I
O in the third.
(8) Independent of all helps, prove the truth of the canons of the first figure.
(9) In a similar way prove the canons of the second, third and fourth figures.
(10) So far as testing arguments is concerned, what use may be made of the special canons of the syllogism?