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| Mirrors > Home > ILE Home > Th. List > zq | Unicode version | ||
| Description: An integer is a rational number. (Contributed by NM, 9-Jan-2002.) |
| Ref | Expression |
|---|---|
| zq |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqcom 2198 |
. . . . 5
| |
| 2 | zcn 9331 |
. . . . . . 7
| |
| 3 | 2 | div1d 8807 |
. . . . . 6
|
| 4 | 3 | eqeq2d 2208 |
. . . . 5
|
| 5 | 1, 4 | bitr4id 199 |
. . . 4
|
| 6 | 1nn 9001 |
. . . . 5
| |
| 7 | oveq2 5930 |
. . . . . . 7
| |
| 8 | 7 | eqeq2d 2208 |
. . . . . 6
|
| 9 | 8 | rspcev 2868 |
. . . . 5
|
| 10 | 6, 9 | mpan 424 |
. . . 4
|
| 11 | 5, 10 | biimtrdi 163 |
. . 3
|
| 12 | 11 | reximia 2592 |
. 2
|
| 13 | risset 2525 |
. 2
| |
| 14 | elq 9696 |
. 2
| |
| 15 | 12, 13, 14 | 3imtr4i 201 |
1
|
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