@misc{Lexicon of Arguments, title = {Quotation from: Lexicon of Arguments – Concepts - Ed. Martin Schulz, 29 Mar 2024}, author = {Simons,Peter M.}, subject = {Relations}, note = {I 328 Relations/topology/Simons: let R be a binary relation and a is a class of objects. Def left closed under R: is a, if no R-relationship runs from the outside to the inside, e.g. if nobody else owes Jack and Jill money, the pair is left closed under debt while everyone can owe the other something or any third party (external). Conversely to that: Def right closed under R: if no R-relationship runs from the inside to the outside, e.g. neither Jack nor Jill owes someone else something, regardless of whether they are creditors of a third party or among themselves. >Mereology, >Parts, >Wholes.}, note = { Simons I P. Simons Parts. A Study in Ontology Oxford New York 1987 }, file = {http://philosophy-science-humanities-controversies.com/listview-details.php?id=262701} url = {http://philosophy-science-humanities-controversies.com/listview-details.php?id=262701} }