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Mirrors > Home > MPE Home > Th. List > syl6eq | Structured version Visualization version Unicode version |
Description: An equality transitivity deduction. (Contributed by NM, 21-Jun-1993.) |
Ref | Expression |
---|---|
syl6eq.1 | |
syl6eq.2 |
Ref | Expression |
---|---|
syl6eq |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | syl6eq.1 | . 2 | |
2 | syl6eq.2 | . . 3 | |
3 | 2 | a1i 11 | . 2 |
4 | 1, 3 | eqtrd 2656 | 1 |
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