Equivalence classes partition the set (Class of a = all elements related to a; classes partition A when R is)
jee-mainjee-advanced
Class of a = all elements related to a; classes partition A when R is equivalence
What each symbol means
| Symbol | What it stands for |
|---|---|
| R | Equivalence relation on A |
| [a] | Equivalence class of a |
When to use this
R equivalence (RST) on A; classes are disjoint and cover A.