| Mathbox for Thierry Arnoux |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > ax-xrssca | Structured version Visualization version GIF version | ||
| Description: Assume the scalar component of the extended real structure is the field of the real numbers (this has to be defined in the main body of set.mm). (Contributed by Thierry Arnoux, 22-Oct-2017.) |
| Ref | Expression |
|---|---|
| ax-xrssca | ⊢ ℝfld = (Scalar‘ℝ*𝑠) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | crefld 21579 | . 2 class ℝfld | |
| 2 | cxrs 17455 | . . 3 class ℝ*𝑠 | |
| 3 | csca 17214 | . . 3 class Scalar | |
| 4 | 2, 3 | cfv 6485 | . 2 class (Scalar‘ℝ*𝑠) |
| 5 | 1, 4 | wceq 1547 | 1 wff ℝfld = (Scalar‘ℝ*𝑠) |
| Colors of variables: wff setvar class |
| This axiom is referenced by: xrge0slmod 33431 sitmcl 34535 |
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