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Mirrors > Home > MPE Home > Th. List > mpt2eq3dva | Structured version Visualization version Unicode version |
Description: Slightly more general equality inference for the maps to notation. (Contributed by NM, 17-Oct-2013.) |
Ref | Expression |
---|---|
mpt2eq3dva.1 |
Ref | Expression |
---|---|
mpt2eq3dva |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mpt2eq3dva.1 | . . . . . 6 | |
2 | 1 | 3expb 1266 | . . . . 5 |
3 | 2 | eqeq2d 2632 | . . . 4 |
4 | 3 | pm5.32da 673 | . . 3 |
5 | 4 | oprabbidv 6709 | . 2 |
6 | df-mpt2 6655 | . 2 | |
7 | df-mpt2 6655 | . 2 | |
8 | 5, 6, 7 | 3eqtr4g 2681 | 1 |
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