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| Mirrors > Home > MPE Home > Th. List > nn0cnd | Structured version Visualization version Unicode version | ||
| Description: A nonnegative integer is a complex number. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| nn0red.1 |
|
| Ref | Expression |
|---|---|
| nn0cnd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nn0red.1 |
. . 3
| |
| 2 | 1 | nn0red 11352 |
. 2
|
| 3 | 2 | recnd 10068 |
1
|
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