Combining Texts

Ideas for 'Changes in Events and Changes in Things', 'Db (chronology)' and 'An Introduction to Modal Logic'

expand these ideas     |    start again     |     choose another area for these texts

display all the ideas for this combination of texts

---

1 idea

5. Theory of Logic / K. Features of Logics / 4. Completeness

9544	A system is 'weakly' complete if all wffs are derivable, and 'strongly' if theses are maximised [Hughes/Cresswell]