of questions on Reasonings and Modes.
The second set contains,
- one book of Conclusive Reasonings, addressed to Zeno;
- one on Primary Syllogisms, which are not demonstrative;
- one on the resolution of Syllogisms;
- one, in two books, on Captious Reasonings, addressed to Pasylus;
- one book of Considerations on Syllogisms;
- one book of Introductory Syllogisms, addressed to Zeno;
- three of Introductory Modes, addressed also to Zeno;
- five of False Figures of Syllogism;
- one of a Syllogistic Method, for the resolution of arguments, which are not demonstrative;
- one of Researches into the Modes, addressed to Zeno and Philomathes (but this appears to be an erroneous title).
The third set contains, one essay on Incidental Reasonings, addressed to Athenades (this again is an incorrect title); three books of Incidental Discourses on the Medium (another incorrect title); one essay on the Disjunctive Reasons of Aminias.
The fourth set contains, a treatise on Hypothesis, in three books, addressed to Meleager; a book of hypothetical reasonings on the Laws, addressed also to Meleager;