Is a a subset of a?
Understand the Problem
The question seems to be looking for clarification or a definition regarding the concept of a set and its subset, specifically in the context of set theory where a set is always a subset of itself.
Answer
Yes
Yes, A is a subset of A
Answer for screen readers
Yes, A is a subset of A
More Information
In mathematics, a subset is defined such that all elements of set A are contained within set B. By this definition, a set is always a subset of itself.
Tips
A common mistake is confusing a subset with a proper subset, which does not include the set itself.
Sources
- How can you show that A is a subset of A? - Quora - quora.com
- Subset - Wikipedia - en.wikipedia.org
- What is the difference between a subset and a proper subset? - Cuemath - cuemath.com
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