| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > mgpbas | Structured version Visualization version GIF version | ||
| Description: Base set of the multiplication group. (Contributed by Mario Carneiro, 21-Dec-2014.) (Revised by Mario Carneiro, 5-Oct-2015.) |
| Ref | Expression |
|---|---|
| mgpbas.1 | ⊢ 𝑀 = (mulGrp‘𝑅) |
| mgpbas.2 | ⊢ 𝐵 = (Base‘𝑅) |
| Ref | Expression |
|---|---|
| mgpbas | ⊢ 𝐵 = (Base‘𝑀) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mgpbas.2 | . 2 ⊢ 𝐵 = (Base‘𝑅) | |
| 2 | mgpbas.1 | . . 3 ⊢ 𝑀 = (mulGrp‘𝑅) | |
| 3 | df-base 15863 | . . 3 ⊢ Base = Slot 1 | |
| 4 | 1nn 11031 | . . 3 ⊢ 1 ∈ ℕ | |
| 5 | 1ne2 11240 | . . 3 ⊢ 1 ≠ 2 | |
| 6 | 2, 3, 4, 5 | mgplem 18494 | . 2 ⊢ (Base‘𝑅) = (Base‘𝑀) |
| 7 | 1, 6 | eqtri 2644 | 1 ⊢ 𝐵 = (Base‘𝑀) |
| Copyright terms: Public domain | W3C validator |