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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 21640 | . 2 class ℝfld | |
2 | cxrs 17547 | . . 3 class ℝ*𝑠 | |
3 | csca 17301 | . . 3 class Scalar | |
4 | 2, 3 | cfv 6563 | . 2 class (Scalar‘ℝ*𝑠) |
5 | 1, 4 | wceq 1537 | 1 wff ℝfld = (Scalar‘ℝ*𝑠) |
Colors of variables: wff setvar class |
This axiom is referenced by: xrge0slmod 33356 sitmcl 34333 |
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