39. Sugar is sweet;
Salt is not sweet.
Salt is not sugar.
40. Every eagle can fly;
Some pigs cannot fly.
Some pigs are not eagles.
[EX8]§ 8.
Sets of Abstract Propositions, proposed as Premisses for Soriteses: Conclusions to be found.
[N.B. At the [end of this Section] instructions are given for varying these Examples.]
1.
1. No c are d;
2. All a are d;
3. All b are c.
2.
1. All d are b;
2. No a are c′;
3. No b are c.
3.
1. No b are a;
2. No c are d′;
3. All d are b.
4.
1. No b are c;
2. All a are b;
3. No c′ are d.
5.
1. All b′ are a′;
2. No b are c;
3. No a′ are d.