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Related theorems Unicode version |
| Description: Closure law for multiplication of reals. |
| Ref | Expression |
|---|---|
| axri.1 |
|
| axri.2 |
|
| Ref | Expression |
|---|---|
| remulcl |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | axri.1 |
. 2
| |
| 2 | axri.2 |
. 2
| |
| 3 | axmulrcl 5246 |
. 2
| |
| 4 | 1, 2, 3 | mp2an 695 |
1
|