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Description: A Dirichlet character is a monoid homomorphism from the multiplicative monoid on Z/nZ to the multiplicative monoid of CC , which is zero off the group of units of Z/nZ . (Contributed by Mario Carneiro, 19-Apr-2016)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | dchrval.g | ⊢ 𝐺 = ( DChr ‘ 𝑁 ) | |
| dchrval.z | ⊢ 𝑍 = ( ℤ/nℤ ‘ 𝑁 ) | ||
| dchrval.b | ⊢ 𝐵 = ( Base ‘ 𝑍 ) | ||
| dchrval.u | ⊢ 𝑈 = ( Unit ‘ 𝑍 ) | ||
| dchrval.n | ⊢ ( 𝜑 → 𝑁 ∈ ℕ ) | ||
| dchrbas.b | ⊢ 𝐷 = ( Base ‘ 𝐺 ) | ||
| Assertion | dchrelbas3 | ⊢ ( 𝜑 → ( 𝑋 ∈ 𝐷 ↔ ( 𝑋 : 𝐵 ⟶ ℂ ∧ ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ∧ ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ) ) ) ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dchrval.g | ⊢ 𝐺 = ( DChr ‘ 𝑁 ) | |
| 2 | dchrval.z | ⊢ 𝑍 = ( ℤ/nℤ ‘ 𝑁 ) | |
| 3 | dchrval.b | ⊢ 𝐵 = ( Base ‘ 𝑍 ) | |
| 4 | dchrval.u | ⊢ 𝑈 = ( Unit ‘ 𝑍 ) | |
| 5 | dchrval.n | ⊢ ( 𝜑 → 𝑁 ∈ ℕ ) | |
| 6 | dchrbas.b | ⊢ 𝐷 = ( Base ‘ 𝐺 ) | |
| 7 | 1 2 3 4 5 6 | dchrelbas2 | ⊢ ( 𝜑 → ( 𝑋 ∈ 𝐷 ↔ ( 𝑋 ∈ ( ( mulGrp ‘ 𝑍 ) MndHom ( mulGrp ‘ ℂfld ) ) ∧ ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ) ) ) |
| 8 | fveq2 | ⊢ ( 𝑧 = 𝑥 → ( 𝑋 ‘ 𝑧 ) = ( 𝑋 ‘ 𝑥 ) ) | |
| 9 | 8 | neeq1d | ⊢ ( 𝑧 = 𝑥 → ( ( 𝑋 ‘ 𝑧 ) ≠ 0 ↔ ( 𝑋 ‘ 𝑥 ) ≠ 0 ) ) |
| 10 | eleq1 | ⊢ ( 𝑧 = 𝑥 → ( 𝑧 ∈ 𝑈 ↔ 𝑥 ∈ 𝑈 ) ) | |
| 11 | 9 10 | imbi12d | ⊢ ( 𝑧 = 𝑥 → ( ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ↔ ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ) ) |
| 12 | 11 | cbvralvw | ⊢ ( ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ↔ ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ) |
| 13 | 5 | nnnn0d | ⊢ ( 𝜑 → 𝑁 ∈ ℕ0 ) |
| 14 | 2 | zncrng | ⊢ ( 𝑁 ∈ ℕ0 → 𝑍 ∈ CRing ) |
| 15 | 13 14 | syl | ⊢ ( 𝜑 → 𝑍 ∈ CRing ) |
| 16 | crngring | ⊢ ( 𝑍 ∈ CRing → 𝑍 ∈ Ring ) | |
| 17 | 15 16 | syl | ⊢ ( 𝜑 → 𝑍 ∈ Ring ) |
| 18 | eqid | ⊢ ( mulGrp ‘ 𝑍 ) = ( mulGrp ‘ 𝑍 ) | |
| 19 | 18 | ringmgp | ⊢ ( 𝑍 ∈ Ring → ( mulGrp ‘ 𝑍 ) ∈ Mnd ) |
| 20 | 17 19 | syl | ⊢ ( 𝜑 → ( mulGrp ‘ 𝑍 ) ∈ Mnd ) |
| 21 | cnring | ⊢ ℂfld ∈ Ring | |
| 22 | eqid | ⊢ ( mulGrp ‘ ℂfld ) = ( mulGrp ‘ ℂfld ) | |
| 23 | 22 | ringmgp | ⊢ ( ℂfld ∈ Ring → ( mulGrp ‘ ℂfld ) ∈ Mnd ) |
| 24 | 21 23 | ax-mp | ⊢ ( mulGrp ‘ ℂfld ) ∈ Mnd |
| 25 | 18 3 | mgpbas | ⊢ 𝐵 = ( Base ‘ ( mulGrp ‘ 𝑍 ) ) |
| 26 | cnfldbas | ⊢ ℂ = ( Base ‘ ℂfld ) | |
| 27 | 22 26 | mgpbas | ⊢ ℂ = ( Base ‘ ( mulGrp ‘ ℂfld ) ) |
| 28 | eqid | ⊢ ( .r ‘ 𝑍 ) = ( .r ‘ 𝑍 ) | |
| 29 | 18 28 | mgpplusg | ⊢ ( .r ‘ 𝑍 ) = ( +g ‘ ( mulGrp ‘ 𝑍 ) ) |
| 30 | cnfldmul | ⊢ · = ( .r ‘ ℂfld ) | |
| 31 | 22 30 | mgpplusg | ⊢ · = ( +g ‘ ( mulGrp ‘ ℂfld ) ) |
| 32 | eqid | ⊢ ( 1r ‘ 𝑍 ) = ( 1r ‘ 𝑍 ) | |
| 33 | 18 32 | ringidval | ⊢ ( 1r ‘ 𝑍 ) = ( 0g ‘ ( mulGrp ‘ 𝑍 ) ) |
| 34 | cnfld1 | ⊢ 1 = ( 1r ‘ ℂfld ) | |
| 35 | 22 34 | ringidval | ⊢ 1 = ( 0g ‘ ( mulGrp ‘ ℂfld ) ) |
| 36 | 25 27 29 31 33 35 | ismhm | ⊢ ( 𝑋 ∈ ( ( mulGrp ‘ 𝑍 ) MndHom ( mulGrp ‘ ℂfld ) ) ↔ ( ( ( mulGrp ‘ 𝑍 ) ∈ Mnd ∧ ( mulGrp ‘ ℂfld ) ∈ Mnd ) ∧ ( 𝑋 : 𝐵 ⟶ ℂ ∧ ∀ 𝑥 ∈ 𝐵 ∀ 𝑦 ∈ 𝐵 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ) ) |
| 37 | 36 | baib | ⊢ ( ( ( mulGrp ‘ 𝑍 ) ∈ Mnd ∧ ( mulGrp ‘ ℂfld ) ∈ Mnd ) → ( 𝑋 ∈ ( ( mulGrp ‘ 𝑍 ) MndHom ( mulGrp ‘ ℂfld ) ) ↔ ( 𝑋 : 𝐵 ⟶ ℂ ∧ ∀ 𝑥 ∈ 𝐵 ∀ 𝑦 ∈ 𝐵 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ) ) |
| 38 | 20 24 37 | sylancl | ⊢ ( 𝜑 → ( 𝑋 ∈ ( ( mulGrp ‘ 𝑍 ) MndHom ( mulGrp ‘ ℂfld ) ) ↔ ( 𝑋 : 𝐵 ⟶ ℂ ∧ ∀ 𝑥 ∈ 𝐵 ∀ 𝑦 ∈ 𝐵 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ) ) |
| 39 | 38 | adantr | ⊢ ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) → ( 𝑋 ∈ ( ( mulGrp ‘ 𝑍 ) MndHom ( mulGrp ‘ ℂfld ) ) ↔ ( 𝑋 : 𝐵 ⟶ ℂ ∧ ∀ 𝑥 ∈ 𝐵 ∀ 𝑦 ∈ 𝐵 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ) ) |
| 40 | biimt | ⊢ ( ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) → ( ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ↔ ( ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) ) | |
| 41 | 40 | adantl | ⊢ ( ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) ∧ ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ) → ( ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ↔ ( ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) ) |
| 42 | fveq2 | ⊢ ( 𝑧 = ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) → ( 𝑋 ‘ 𝑧 ) = ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) ) | |
| 43 | 42 | neeq1d | ⊢ ( 𝑧 = ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) → ( ( 𝑋 ‘ 𝑧 ) ≠ 0 ↔ ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) ≠ 0 ) ) |
| 44 | eleq1 | ⊢ ( 𝑧 = ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) → ( 𝑧 ∈ 𝑈 ↔ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ∈ 𝑈 ) ) | |
| 45 | 43 44 | imbi12d | ⊢ ( 𝑧 = ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) → ( ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ↔ ( ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) ≠ 0 → ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ∈ 𝑈 ) ) ) |
| 46 | simpllr | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) | |
| 47 | 17 | ad3antrrr | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → 𝑍 ∈ Ring ) |
| 48 | simprl | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → 𝑥 ∈ 𝐵 ) | |
| 49 | simprr | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → 𝑦 ∈ 𝐵 ) | |
| 50 | 3 28 | ringcl | ⊢ ( ( 𝑍 ∈ Ring ∧ 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) → ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ∈ 𝐵 ) |
| 51 | 47 48 49 50 | syl3anc | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ∈ 𝐵 ) |
| 52 | 45 46 51 | rspcdva | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → ( ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) ≠ 0 → ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ∈ 𝑈 ) ) |
| 53 | 15 | ad3antrrr | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → 𝑍 ∈ CRing ) |
| 54 | 4 28 3 | unitmulclb | ⊢ ( ( 𝑍 ∈ CRing ∧ 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) → ( ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ∈ 𝑈 ↔ ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ) ) |
| 55 | 53 48 49 54 | syl3anc | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → ( ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ∈ 𝑈 ↔ ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ) ) |
| 56 | 52 55 | sylibd | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → ( ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) ≠ 0 → ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ) ) |
| 57 | 56 | necon1bd | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → ( ¬ ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = 0 ) ) |
| 58 | 57 | imp | ⊢ ( ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) ∧ ¬ ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = 0 ) |
| 59 | 11 46 48 | rspcdva | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ) |
| 60 | fveq2 | ⊢ ( 𝑧 = 𝑦 → ( 𝑋 ‘ 𝑧 ) = ( 𝑋 ‘ 𝑦 ) ) | |
| 61 | 60 | neeq1d | ⊢ ( 𝑧 = 𝑦 → ( ( 𝑋 ‘ 𝑧 ) ≠ 0 ↔ ( 𝑋 ‘ 𝑦 ) ≠ 0 ) ) |
| 62 | eleq1 | ⊢ ( 𝑧 = 𝑦 → ( 𝑧 ∈ 𝑈 ↔ 𝑦 ∈ 𝑈 ) ) | |
| 63 | 61 62 | imbi12d | ⊢ ( 𝑧 = 𝑦 → ( ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ↔ ( ( 𝑋 ‘ 𝑦 ) ≠ 0 → 𝑦 ∈ 𝑈 ) ) ) |
| 64 | 63 46 49 | rspcdva | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → ( ( 𝑋 ‘ 𝑦 ) ≠ 0 → 𝑦 ∈ 𝑈 ) ) |
| 65 | 59 64 | anim12d | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → ( ( ( 𝑋 ‘ 𝑥 ) ≠ 0 ∧ ( 𝑋 ‘ 𝑦 ) ≠ 0 ) → ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ) ) |
| 66 | 65 | con3dimp | ⊢ ( ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) ∧ ¬ ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ) → ¬ ( ( 𝑋 ‘ 𝑥 ) ≠ 0 ∧ ( 𝑋 ‘ 𝑦 ) ≠ 0 ) ) |
| 67 | neanior | ⊢ ( ( ( 𝑋 ‘ 𝑥 ) ≠ 0 ∧ ( 𝑋 ‘ 𝑦 ) ≠ 0 ) ↔ ¬ ( ( 𝑋 ‘ 𝑥 ) = 0 ∨ ( 𝑋 ‘ 𝑦 ) = 0 ) ) | |
| 68 | 67 | con2bii | ⊢ ( ( ( 𝑋 ‘ 𝑥 ) = 0 ∨ ( 𝑋 ‘ 𝑦 ) = 0 ) ↔ ¬ ( ( 𝑋 ‘ 𝑥 ) ≠ 0 ∧ ( 𝑋 ‘ 𝑦 ) ≠ 0 ) ) |
| 69 | 66 68 | sylibr | ⊢ ( ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) ∧ ¬ ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ) → ( ( 𝑋 ‘ 𝑥 ) = 0 ∨ ( 𝑋 ‘ 𝑦 ) = 0 ) ) |
| 70 | simplr | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → 𝑋 : 𝐵 ⟶ ℂ ) | |
| 71 | 70 48 | ffvelcdmd | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → ( 𝑋 ‘ 𝑥 ) ∈ ℂ ) |
| 72 | 70 49 | ffvelcdmd | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → ( 𝑋 ‘ 𝑦 ) ∈ ℂ ) |
| 73 | 71 72 | mul0ord | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → ( ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) = 0 ↔ ( ( 𝑋 ‘ 𝑥 ) = 0 ∨ ( 𝑋 ‘ 𝑦 ) = 0 ) ) ) |
| 74 | 73 | adantr | ⊢ ( ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) ∧ ¬ ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ) → ( ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) = 0 ↔ ( ( 𝑋 ‘ 𝑥 ) = 0 ∨ ( 𝑋 ‘ 𝑦 ) = 0 ) ) ) |
| 75 | 69 74 | mpbird | ⊢ ( ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) ∧ ¬ ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ) → ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) = 0 ) |
| 76 | 58 75 | eqtr4d | ⊢ ( ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) ∧ ¬ ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) |
| 77 | 76 | a1d | ⊢ ( ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) ∧ ¬ ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ) → ( ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) |
| 78 | 76 77 | 2thd | ⊢ ( ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) ∧ ¬ ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ) → ( ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ↔ ( ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) ) |
| 79 | 41 78 | pm2.61dan | ⊢ ( ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ∧ ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) → ( ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ↔ ( ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) ) |
| 80 | 79 | pm5.74da | ⊢ ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) → ( ( ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ↔ ( ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) → ( ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) ) ) |
| 81 | 3 4 | unitcl | ⊢ ( 𝑥 ∈ 𝑈 → 𝑥 ∈ 𝐵 ) |
| 82 | 3 4 | unitcl | ⊢ ( 𝑦 ∈ 𝑈 → 𝑦 ∈ 𝐵 ) |
| 83 | 81 82 | anim12i | ⊢ ( ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) → ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ) |
| 84 | 83 | pm4.71ri | ⊢ ( ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ↔ ( ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ∧ ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ) ) |
| 85 | 84 | imbi1i | ⊢ ( ( ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ↔ ( ( ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ∧ ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) |
| 86 | impexp | ⊢ ( ( ( ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) ∧ ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ↔ ( ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) → ( ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) ) | |
| 87 | 85 86 | bitri | ⊢ ( ( ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ↔ ( ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) → ( ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) ) |
| 88 | 80 87 | bitr4di | ⊢ ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) → ( ( ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ↔ ( ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) ) |
| 89 | 88 | 2albidv | ⊢ ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) → ( ∀ 𝑥 ∀ 𝑦 ( ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ↔ ∀ 𝑥 ∀ 𝑦 ( ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) ) |
| 90 | r2al | ⊢ ( ∀ 𝑥 ∈ 𝐵 ∀ 𝑦 ∈ 𝐵 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ↔ ∀ 𝑥 ∀ 𝑦 ( ( 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) | |
| 91 | r2al | ⊢ ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ↔ ∀ 𝑥 ∀ 𝑦 ( ( 𝑥 ∈ 𝑈 ∧ 𝑦 ∈ 𝑈 ) → ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) | |
| 92 | 89 90 91 | 3bitr4g | ⊢ ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) → ( ∀ 𝑥 ∈ 𝐵 ∀ 𝑦 ∈ 𝐵 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ↔ ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) |
| 93 | 92 | adantrr | ⊢ ( ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) ∧ ( 𝑋 : 𝐵 ⟶ ℂ ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ) → ( ∀ 𝑥 ∈ 𝐵 ∀ 𝑦 ∈ 𝐵 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ↔ ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) |
| 94 | 93 | pm5.32da | ⊢ ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) → ( ( ( 𝑋 : 𝐵 ⟶ ℂ ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ∧ ∀ 𝑥 ∈ 𝐵 ∀ 𝑦 ∈ 𝐵 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ↔ ( ( 𝑋 : 𝐵 ⟶ ℂ ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ∧ ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) ) |
| 95 | 3anan32 | ⊢ ( ( 𝑋 : 𝐵 ⟶ ℂ ∧ ∀ 𝑥 ∈ 𝐵 ∀ 𝑦 ∈ 𝐵 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ↔ ( ( 𝑋 : 𝐵 ⟶ ℂ ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ∧ ∀ 𝑥 ∈ 𝐵 ∀ 𝑦 ∈ 𝐵 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) | |
| 96 | an31 | ⊢ ( ( ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ↔ ( ( 𝑋 : 𝐵 ⟶ ℂ ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ∧ ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ) ) | |
| 97 | 94 95 96 | 3bitr4g | ⊢ ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) → ( ( 𝑋 : 𝐵 ⟶ ℂ ∧ ∀ 𝑥 ∈ 𝐵 ∀ 𝑦 ∈ 𝐵 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ↔ ( ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ) ) |
| 98 | 39 97 | bitrd | ⊢ ( ( 𝜑 ∧ ∀ 𝑧 ∈ 𝐵 ( ( 𝑋 ‘ 𝑧 ) ≠ 0 → 𝑧 ∈ 𝑈 ) ) → ( 𝑋 ∈ ( ( mulGrp ‘ 𝑍 ) MndHom ( mulGrp ‘ ℂfld ) ) ↔ ( ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ) ) |
| 99 | 12 98 | sylan2br | ⊢ ( ( 𝜑 ∧ ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ) → ( 𝑋 ∈ ( ( mulGrp ‘ 𝑍 ) MndHom ( mulGrp ‘ ℂfld ) ) ↔ ( ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ) ) |
| 100 | 99 | pm5.32da | ⊢ ( 𝜑 → ( ( ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ∧ 𝑋 ∈ ( ( mulGrp ‘ 𝑍 ) MndHom ( mulGrp ‘ ℂfld ) ) ) ↔ ( ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ∧ ( ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ) ) ) |
| 101 | ancom | ⊢ ( ( 𝑋 ∈ ( ( mulGrp ‘ 𝑍 ) MndHom ( mulGrp ‘ ℂfld ) ) ∧ ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ) ↔ ( ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ∧ 𝑋 ∈ ( ( mulGrp ‘ 𝑍 ) MndHom ( mulGrp ‘ ℂfld ) ) ) ) | |
| 102 | df-3an | ⊢ ( ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ∧ ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ) ↔ ( ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ∧ ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ) ) | |
| 103 | 102 | anbi2i | ⊢ ( ( 𝑋 : 𝐵 ⟶ ℂ ∧ ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ∧ ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ) ) ↔ ( 𝑋 : 𝐵 ⟶ ℂ ∧ ( ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ∧ ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ) ) ) |
| 104 | an13 | ⊢ ( ( 𝑋 : 𝐵 ⟶ ℂ ∧ ( ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ∧ ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ) ) ↔ ( ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ∧ ( ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ) ) | |
| 105 | 103 104 | bitri | ⊢ ( ( 𝑋 : 𝐵 ⟶ ℂ ∧ ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ∧ ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ) ) ↔ ( ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ∧ ( ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ) ∧ 𝑋 : 𝐵 ⟶ ℂ ) ) ) |
| 106 | 100 101 105 | 3bitr4g | ⊢ ( 𝜑 → ( ( 𝑋 ∈ ( ( mulGrp ‘ 𝑍 ) MndHom ( mulGrp ‘ ℂfld ) ) ∧ ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ) ↔ ( 𝑋 : 𝐵 ⟶ ℂ ∧ ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ∧ ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ) ) ) ) |
| 107 | 7 106 | bitrd | ⊢ ( 𝜑 → ( 𝑋 ∈ 𝐷 ↔ ( 𝑋 : 𝐵 ⟶ ℂ ∧ ( ∀ 𝑥 ∈ 𝑈 ∀ 𝑦 ∈ 𝑈 ( 𝑋 ‘ ( 𝑥 ( .r ‘ 𝑍 ) 𝑦 ) ) = ( ( 𝑋 ‘ 𝑥 ) · ( 𝑋 ‘ 𝑦 ) ) ∧ ( 𝑋 ‘ ( 1r ‘ 𝑍 ) ) = 1 ∧ ∀ 𝑥 ∈ 𝐵 ( ( 𝑋 ‘ 𝑥 ) ≠ 0 → 𝑥 ∈ 𝑈 ) ) ) ) ) |