subfield of ℂ
C21316
concept
A subfield of ℂ is a subset of the complex numbers that contains 0 and 1 and is closed under addition, subtraction, multiplication, and division by nonzero elements, thereby forming a field under the usual operations inherited from ℂ.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| subset of the complex plane | 2 |
Instances (3)
| Instance | Via concept surface |
|---|---|
| Gaussian rationals ℚ(i) | — |
| Mandelbrot set | subset of the complex plane |
| Julia set | subset of the complex plane |