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| Mirrors > Home > ILE Home > Th. List > breq2d | Unicode version | ||
| Description: Equality deduction for a binary relation. (Contributed by NM, 8-Feb-1996.) |
| Ref | Expression |
|---|---|
| breq1d.1 |
|
| Ref | Expression |
|---|---|
| breq2d |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | breq1d.1 |
. 2
| |
| 2 | breq2 4037 |
. 2
| |
| 3 | 1, 2 | syl 14 |
1
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