| Mathbox for Richard Penner |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > Mathboxes > axfrege54c | Structured version Visualization version GIF version | ||
| Description: Reflexive equality of classes. Identical to eqid 2734. Justification for ax-frege54c 43850. (Contributed by RP, 24-Dec-2019.) |
| Ref | Expression |
|---|---|
| axfrege54c | ⊢ 𝐴 = 𝐴 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2734 | 1 ⊢ 𝐴 = 𝐴 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1539 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1794 ax-4 1808 ax-5 1909 ax-6 1966 ax-7 2006 ax-9 2117 ax-ext 2706 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-ex 1779 df-cleq 2726 |
| This theorem is referenced by: (None) |
| Copyright terms: Public domain | W3C validator |