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Mirrors > Home > MPE Home > Th. List > feqmptd | Structured version Visualization version Unicode version |
Description: Deduction form of dffn5 6241. (Contributed by Mario Carneiro, 8-Jan-2015.) |
Ref | Expression |
---|---|
feqmptd.1 |
Ref | Expression |
---|---|
feqmptd |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | feqmptd.1 | . . 3 | |
2 | ffn 6045 | . . 3 | |
3 | 1, 2 | syl 17 | . 2 |
4 | dffn5 6241 | . 2 | |
5 | 3, 4 | sylib 208 | 1 |
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