| 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 21589 | . 2 class ℝfld | |
| 2 | cxrs 17521 | . . 3 class ℝ*𝑠 | |
| 3 | csca 17280 | . . 3 class Scalar | |
| 4 | 2, 3 | cfv 6542 | . 2 class (Scalar‘ℝ*𝑠) |
| 5 | 1, 4 | wceq 1539 | 1 wff ℝfld = (Scalar‘ℝ*𝑠) |
| Colors of variables: wff setvar class |
| This axiom is referenced by: xrge0slmod 33317 sitmcl 34294 |
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