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| Mirrors > Home > ILE Home > Th. List > eceq1d | Unicode version | ||
| Description: Equality theorem for equivalence class (deduction form). (Contributed by Jim Kingdon, 31-Dec-2019.) |
| Ref | Expression |
|---|---|
| eceq1d.1 |
|
| Ref | Expression |
|---|---|
| eceq1d |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eceq1d.1 |
. 2
| |
| 2 | eceq1 6627 |
. 2
| |
| 3 | 1, 2 | syl 14 |
1
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