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| Mirrors > Home > ILE Home > Th. List > ex-an | Unicode version | ||
| Description: Example for ax-ia1 104. Example by David A. Wheeler. (Contributed by Mario Carneiro, 9-May-2015.) |
| Ref | Expression |
|---|---|
| ex-an |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2081 |
. 2
| |
| 2 | eqid 2081 |
. 2
| |
| 3 | 1, 2 | pm3.2i 266 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-gen 1378 ax-ext 2063 |
| This theorem depends on definitions: df-bi 115 df-cleq 2074 |
| This theorem is referenced by: (None) |
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