This page has been validated.
64
CROOKED ANSWERS.
[Ch. III. § 4.
16. Some are , and all are . i.e.
1 0
0  
17. No exist. i.e.
   
0 0
18. All are . i.e.
0 1
   


19. No are . i.e.
0  
   
20. Some are , and some are . i.e.
   
1 1
21. No exist, and some exist. i.e.
0 1
0  
22. All are , and all are . i.e.
  1
1 0
23. Some are , and some are . i.e.
1  
  1

[See p. 45]