Abstract Objects - Stanford Encyclopedia of Philosophy
2001年7月19日 · It is a formal, axiomatic metaphysical theory of objects (both abstract and concrete), and also includes a theory of properties, relations, and propositions. The theory explicitly defines the notion of an abstract object but also …
Abstract and concrete - Wikipedia
In philosophy and the arts, a fundamental distinction is between things that are abstract and things that are concrete. While there is no general consensus as to how to precisely define the two, examples include that things like numbers, sets, and ideas are abstract objects, while plants, dogs, and planets are concrete objects. [1] .
Abstract object theory - Wikipedia
Abstract object theory (AOT) is a branch of metaphysics regarding abstract objects. [1] Originally devised by metaphysician Edward Zalta in 1981, [2] the theory was an expansion of mathematical Platonism.
抽象对象理论 - 维基百科，自由的百科全书
抽象对象理论，或称 抽象客体理论 （英語： Abstract Object Theory），属于 形上學 分支，关于 抽象客体。 最初提出这个概念的哲学家（形而上学家）是 爱德华·扎尔塔，在他1999年的论文中 [1]，这个理论被认为是 数学哲学 的一个扩展。 扎尔塔的著作《抽象客体：公理形而上学导论》（英語： Abstract Objects: An Introduction to Axiomatic Metaphysics，1983年）中，他描绘了抽象客体理论的框架。 [2]
抽象与具体 - 维基百科，自由的百科全书
抽象和具体（英語： Abstract and concrete ）是这样一种分类，标志着一个术语描述的对象是否有物理上的 指示物 （ 英语 ： referent ） 。 抽象对象（抽象客体，英語： abstract object ）没有物理的实指，但是具体对象（具体客体，英語： concrete object ）有。
The Theory of Abstract Objects - Stanford University
Abstract objects are the objects that are presupposed by our scientific conceptual framework. For example, when doing natural science, we presuppose that we can use the natural numbers to count concrete objects, and that we can use the real numbers to measure them in various ways.
Abstract Objects - Stanford Encyclopedia of Philosophy
2001年7月19日 · Abstract objects are defined as those that lack certain features possessed by paradigmatic concrete things. Nearly every explicit characterization in the literature has this feature. There are, however, several significant difficulties with this approach, at least in its most familiar implementations.
Abstract Objects - Philosophy - Oxford Bibliographies
2022年9月2日 · An abstract object is a non-physical, non-mental object that exists outside of space and time and is wholly unextended. For example, one might think that numbers are abstract objects; e.g., it is plausible to think that if the number 3 exists, then it is not a physical or mental object, and it does not exist in space and time.
Notes to Abstract Objects - Stanford Encyclopedia of Philosophy
The fact that only abstract objects encode properties cannot be used to define abstract objects because it leaves out the null abstract object, an abstract object which encodes no properties. 11. Zalta’s theory of properties extends to a theory of relations and propositions. The comprehension principle for relations and propositions is just a ...
vigorously about whether they should count as ‘abstract’. What are they arguing about? What does this word ‘abstract’ (and its opposite, ‘concrete’) mean? A hard question, and a rather uninteresting one. According to one common characterisation, abstract objects are distinguished by not being located in space and time. But...