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| Mirrors > Home > MPE Home > Th. List > 3imtr4d | Structured version Visualization version Unicode version | ||
| Description: More general version of 3imtr4i 281. Useful for converting conditional definitions in a formula. (Contributed by NM, 26-Oct-1995.) |
| Ref | Expression |
|---|---|
| 3imtr4d.1 |
|
| 3imtr4d.2 |
|
| 3imtr4d.3 |
|
| Ref | Expression |
|---|---|
| 3imtr4d |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3imtr4d.2 |
. 2
| |
| 2 | 3imtr4d.1 |
. . 3
| |
| 3 | 3imtr4d.3 |
. . 3
| |
| 4 | 2, 3 | sylibrd 249 |
. 2
|
| 5 | 1, 4 | sylbid 230 |
1
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