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Mirrors > Home > MPE Home > Th. List > 3eqtr3g | Structured version Visualization version Unicode version |
Description: A chained equality inference, useful for converting from definitions. (Contributed by NM, 15-Nov-1994.) |
Ref | Expression |
---|---|
3eqtr3g.1 | |
3eqtr3g.2 | |
3eqtr3g.3 |
Ref | Expression |
---|---|
3eqtr3g |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3eqtr3g.2 | . . 3 | |
2 | 3eqtr3g.1 | . . 3 | |
3 | 1, 2 | syl5eqr 2670 | . 2 |
4 | 3eqtr3g.3 | . 2 | |
5 | 3, 4 | syl6eq 2672 | 1 |
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