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Related theorems GIF version |
| Description: Closure of inner product. |
| Ref | Expression |
|---|---|
| ax-hicl | ⊢ ((A ∈ ℋ ∧ B ∈ ℋ ) → (A ·i B) ∈ ℂ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cA | . . . 4 class A | |
| 2 | chil 4958 | . . . 4 class ℋ | |
| 3 | 1, 2 | wcel 1092 | . . 3 wff A ∈ ℋ |
| 4 | cB | . . . 4 class B | |
| 5 | 4, 2 | wcel 1092 | . . 3 wff B ∈ ℋ |
| 6 | 3, 5 | wa 196 | . 2 wff (A ∈ ℋ ∧ B ∈ ℋ ) |
| 7 | csp 4963 | . . . 4 class ·i | |
| 8 | 1, 4, 7 | co 3001 | . . 3 class (A ·i B) |
| 9 | cc 4026 | . . 3 class ℂ | |
| 10 | 8, 9 | wcel 1092 | . 2 wff (A ·i B) ∈ ℂ |
| 11 | 6, 10 | wi 2 | 1 wff ((A ∈ ℋ ∧ B ∈ ℋ ) → (A ·i B) ∈ ℂ) |
| Colors of variables: wff set class |
| This axiom is referenced by: hicl 5044 his5 5050 his7 5051 his2subt 5052 hiidrclt 5053 hizer1t 5054 hi2eqt 5059 occllem4 5183 pjclem4 5653 pj3s 5659 |