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| Mirrors > Home > MPE Home > Th. List > Mathboxes > df-bj-rrvec | Structured version Visualization version GIF version | ||
| Description: Definition of the class of real vector spaces. (Contributed by BJ, 9-Jun-2019.) |
| Ref | Expression |
|---|---|
| df-bj-rrvec | ⊢ ℝ-Vec = {𝑥 ∈ LVec ∣ (Scalar‘𝑥) = ℝfld} |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | crrvec 33148 | . 2 class ℝ-Vec | |
| 2 | vx | . . . . . 6 setvar 𝑥 | |
| 3 | 2 | cv 1482 | . . . . 5 class 𝑥 |
| 4 | csca 15944 | . . . . 5 class Scalar | |
| 5 | 3, 4 | cfv 5888 | . . . 4 class (Scalar‘𝑥) |
| 6 | crefld 19950 | . . . 4 class ℝfld | |
| 7 | 5, 6 | wceq 1483 | . . 3 wff (Scalar‘𝑥) = ℝfld |
| 8 | clvec 19102 | . . 3 class LVec | |
| 9 | 7, 2, 8 | crab 2916 | . 2 class {𝑥 ∈ LVec ∣ (Scalar‘𝑥) = ℝfld} |
| 10 | 1, 9 | wceq 1483 | 1 wff ℝ-Vec = {𝑥 ∈ LVec ∣ (Scalar‘𝑥) = ℝfld} |
| Colors of variables: wff setvar class |
| This definition is referenced by: bj-rrvecssvec 33150 |
| Copyright terms: Public domain | W3C validator |