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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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