Res/Aquinas/Duns Scotus: "thing", transcendental, convertible with the beings (ens) - Brentano: Reism (late): abstractions, universals, negations, facts, forms, fictions: are not things.
Simons I 2
Chisholm: Thesis: (appearing) things (appearances) are logical constructions of objects for which the mereological essentialism applies. - Flux: Problem: changing objects cannot be regarded as identical with themselves according to the extensional mereology - Solution/Chisholm: thesis the actual are mereologically constant and the phenomena again logical constructions from immutable objects - VsChisholm: other solution: processes (with temporal parts ) instead of objects (continuants).
Simons I 120
Object/Thing/Object/Chisholm: Thesis: "Mereological constancy": objects in the original sense: - entia per se: cannot change - in the derived sense: entia per alio: subject to the flux, but only by being consulted successively through different entia per se, which differ in their parts._____________Explanation of symbols: Roman numerals indicate the source, arabic numerals indicate the page number. The corresponding books are indicated on the right hand side. ((s)…): Comment by the sender of the contribution.
Die erste Person Frankfurt 1992
Roderick M. Chisholm
Erkenntnistheorie Graz 2004
Parts Oxford New York 1987