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Mirrors > Home > MPE Home > Th. List > eqtr2i | Unicode version |
Description: An equality transitivity inference. (Contributed by NM, 21-Feb-1995.) |
Ref | Expression |
---|---|
eqtr2i.1 | |
eqtr2i.2 |
Ref | Expression |
---|---|
eqtr2i |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqtr2i.1 | . . 3 | |
2 | eqtr2i.2 | . . 3 | |
3 | 1, 2 | eqtri 2486 | . 2 |
4 | 3 | eqcomi 2470 | 1 |
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