| Mathbox for Mario Carneiro |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > df-mty | Structured version Visualization version Unicode version | ||
| Description: Define the type function in a Metamath formal system. (Contributed by Mario Carneiro, 14-Jul-2016.) |
| Ref | Expression |
|---|---|
| df-mty |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cmty 31359 |
. 2
| |
| 2 | c3 11071 |
. . 3
| |
| 3 | 2 | cslot 15856 |
. 2
|
| 4 | 1, 3 | wceq 1483 |
1
|
| Colors of variables: wff setvar class |
| This definition is referenced by: (None) |
| Copyright terms: Public domain | W3C validator |