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Mirrors > Home > MPE Home > Th. List > eqtr3i | Structured version Visualization version Unicode version |
Description: An equality transitivity inference. (Contributed by NM, 6-May-1994.) |
Ref | Expression |
---|---|
eqtr3i.1 | |
eqtr3i.2 |
Ref | Expression |
---|---|
eqtr3i |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqtr3i.1 | . . 3 | |
2 | 1 | eqcomi 2631 | . 2 |
3 | eqtr3i.2 | . 2 | |
4 | 2, 3 | eqtri 2644 | 1 |
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