1.1 | 私立大學五星教授網

Sets are well-determined collections that are completely characterized by their elements. Thus, two sets are equal if and only if they have exactly the same elements. The basic relation in set theory is that of elementhood, or membership.

2021年2月13日 — The basic set theory is the branch of mathematics where we learn about the collection of objects, called sets. These objects are known as ...

Set theory is the branch of mathematical logic that studies sets, which can be informally described as collections of objects. Although objects of any kind ...

2021年9月5日 — Intuitively, a set is a collection of objects with certain properties.

2023年5月4日 — The basic concepts in set theory include set, element, subset, union, intersection, and complement. The concept of a set was developed by German ...

2024年5月27日 — Set Theory is a branch of logical mathematics that studies the collection of objects and operations based on it. A set is simply a ...

由 J Bagaria 著作 · 2014 · 被引用 112 次 — So, the essence of set theory is the study of infinite sets, and therefore it can be defined as the mathematical theory of the actual—as opposed ...

This chapter introduces set theory, mathematical in- duction, and formalizes the notion of mathematical functions. The material is mostly elementary. For.