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| Mirrors > Home > ILE Home > Th. List > 2re | Unicode version | ||
| Description: The number 2 is real. (Contributed by NM, 27-May-1999.) |
| Ref | Expression |
|---|---|
| 2re |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-2 9049 |
. 2
| |
| 2 | 1re 8025 |
. . 3
| |
| 3 | 2, 2 | readdcli 8039 |
. 2
|
| 4 | 1, 3 | eqeltri 2269 |
1
|
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