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Full Idea
Theories structurally very similar to axiomatic compositional theories of truth can be found in Ockham's 'Summa Logicae'.
Clarification
'compositional' means built up in stages
Gist of Idea
Ockham had an early axiomatic account of truth
Source
report of William of Ockham (Summa totius logicae [1323]) by Volker Halbach - Axiomatic Theories of Truth 3
Book Ref
Halbach,Volker: 'Axiomatic Theories of Truth' [CUP 2011], p.15
| 16300 | Ockham had an early axiomatic account of truth [William of Ockham, by Halbach] |
| 15388 | Universals are single things, and only universal in what they signify [William of Ockham] |
| 9105 | Some concepts for propositions exist only in the mind, and in no language [William of Ockham] |
| 9106 | The word 'every' only signifies when added to a term such as 'man', referring to all men [William of Ockham] |
| 9113 | Just as unity is not a property of a single thing, so numbers are not properties of many things [William of Ockham] |
| 9107 | A proposition is true if its subject and predicate stand for the same thing [William of Ockham] |
| 9109 | If essence and existence were two things, one could exist without the other, which is impossible [William of Ockham] |
| 9110 | The words 'thing' and 'to be' assert the same idea, as a noun and as a verb [William of Ockham] |
| 9108 | From an impossibility anything follows [William of Ockham] |