@misc{Lexicon of Arguments, title = {Quotation from: Lexicon of Arguments – Concepts - Ed. Martin Schulz, 28 Mar 2024}, author = {Wessel, H.}, subject = {Mereology}, note = {I 360ff Mereology/Wessel: Mereology is actually superfluous if one distinguishes between classes and clusters. There are no empty clusters. An accumulation of one part is identical with it. Class: A class (or set) is strictly to distinguish from its only element. >Unit set/Quine. Accumulation: is transitive: branch - tree - forest. Element relation: is not transitive. >Transitivity. Set: cannot be located. In contrast to this: An accumulation (aggregate): here the indication of coordinates is useful. >Sets, >Set theory, >Classes, >Mereology, >Objects, >Abstraction, >Class abstraction, >Element relation.}, note = { Wessel I H. Wessel Logik Berlin 1999 }, file = {http://philosophy-science-humanities-controversies.com/listview-details.php?id=247170} url = {http://philosophy-science-humanities-controversies.com/listview-details.php?id=247170} }