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| Mirrors > Home > MPE Home > Th. List > ax-resscn | Structured version Visualization version Unicode version | ||
| Description: The real numbers are a subset of the complex numbers. Axiom 1 of 22 for real and complex numbers, justified by theorem axresscn 9969. (Contributed by NM, 1-Mar-1995.) |
| Ref | Expression |
|---|---|
| ax-resscn |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cr 9935 |
. 2
| |
| 2 | cc 9934 |
. 2
| |
| 3 | 1, 2 | wss 3574 |
1
|
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