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Theorem isprimroot 42674
Description: The value of a primitive root. (Contributed by metakunt, 25-Apr-2025.)
Hypotheses
Ref Expression
isprimroot.1 (𝜑𝑅 ∈ CMnd)
isprimroot.2 (𝜑𝐾 ∈ ℕ0)
isprimroot.3 = (.g𝑅)
Assertion
Ref Expression
isprimroot (𝜑 → (𝑀 ∈ (𝑅 PrimRoots 𝐾) ↔ (𝑀 ∈ (Base‘𝑅) ∧ (𝐾 𝑀) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙 𝑀) = (0g𝑅) → 𝐾𝑙))))
Distinct variable groups:   𝐾,𝑙   𝑀,𝑙   𝑅,𝑙   𝜑,𝑙
Allowed substitution hint:   (𝑙)

Proof of Theorem isprimroot
Dummy variables 𝑏 𝑘 𝑟 𝑥 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 df-primroots 42673 . . . . . 6 PrimRoots = (𝑟 ∈ CMnd, 𝑘 ∈ ℕ0(Base‘𝑟) / 𝑏{𝑥𝑏 ∣ ((𝑘(.g𝑟)𝑥) = (0g𝑟) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑟)𝑥) = (0g𝑟) → 𝑘𝑙))})
21a1i 11 . . . . 5 (𝜑 → PrimRoots = (𝑟 ∈ CMnd, 𝑘 ∈ ℕ0(Base‘𝑟) / 𝑏{𝑥𝑏 ∣ ((𝑘(.g𝑟)𝑥) = (0g𝑟) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑟)𝑥) = (0g𝑟) → 𝑘𝑙))}))
3 simprl 780 . . . . . . 7 ((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) → 𝑟 = 𝑅)
43fveq2d 6867 . . . . . 6 ((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) → (Base‘𝑟) = (Base‘𝑅))
5 simplrl 786 . . . . . . . . . . 11 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → 𝑟 = 𝑅)
65fveq2d 6867 . . . . . . . . . 10 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → (.g𝑟) = (.g𝑅))
7 simplrr 787 . . . . . . . . . 10 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → 𝑘 = 𝐾)
8 eqidd 2762 . . . . . . . . . 10 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → 𝑥 = 𝑥)
96, 7, 8oveq123d 7413 . . . . . . . . 9 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → (𝑘(.g𝑟)𝑥) = (𝐾(.g𝑅)𝑥))
105fveq2d 6867 . . . . . . . . 9 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → (0g𝑟) = (0g𝑅))
119, 10eqeq12d 2777 . . . . . . . 8 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → ((𝑘(.g𝑟)𝑥) = (0g𝑟) ↔ (𝐾(.g𝑅)𝑥) = (0g𝑅)))
123fveq2d 6867 . . . . . . . . . . . 12 ((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) → (.g𝑟) = (.g𝑅))
1312oveqdr 7420 . . . . . . . . . . 11 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → (𝑙(.g𝑟)𝑥) = (𝑙(.g𝑅)𝑥))
1413, 10eqeq12d 2777 . . . . . . . . . 10 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → ((𝑙(.g𝑟)𝑥) = (0g𝑟) ↔ (𝑙(.g𝑅)𝑥) = (0g𝑅)))
157breq1d 5109 . . . . . . . . . 10 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → (𝑘𝑙𝐾𝑙))
1614, 15imbi12d 346 . . . . . . . . 9 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → (((𝑙(.g𝑟)𝑥) = (0g𝑟) → 𝑘𝑙) ↔ ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙)))
1716ralbidv 3184 . . . . . . . 8 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → (∀𝑙 ∈ ℕ0 ((𝑙(.g𝑟)𝑥) = (0g𝑟) → 𝑘𝑙) ↔ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙)))
1811, 17anbi12d 641 . . . . . . 7 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → (((𝑘(.g𝑟)𝑥) = (0g𝑟) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑟)𝑥) = (0g𝑟) → 𝑘𝑙)) ↔ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))))
1918rabbidva 3419 . . . . . 6 ((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) → {𝑥𝑏 ∣ ((𝑘(.g𝑟)𝑥) = (0g𝑟) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑟)𝑥) = (0g𝑟) → 𝑘𝑙))} = {𝑥𝑏 ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))})
204, 19csbeq12dv 3861 . . . . 5 ((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) → (Base‘𝑟) / 𝑏{𝑥𝑏 ∣ ((𝑘(.g𝑟)𝑥) = (0g𝑟) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑟)𝑥) = (0g𝑟) → 𝑘𝑙))} = (Base‘𝑅) / 𝑏{𝑥𝑏 ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))})
21 isprimroot.1 . . . . 5 (𝜑𝑅 ∈ CMnd)
22 isprimroot.2 . . . . 5 (𝜑𝐾 ∈ ℕ0)
23 eqid 2761 . . . . . . 7 {𝑥 ∈ (Base‘𝑅) ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))} = {𝑥 ∈ (Base‘𝑅) ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))}
24 fvexd 6878 . . . . . . 7 (𝜑 → (Base‘𝑅) ∈ V)
2523, 24rabexd 5295 . . . . . 6 (𝜑 → {𝑥 ∈ (Base‘𝑅) ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))} ∈ V)
26 simpr 488 . . . . . . . . 9 ((𝜑𝑏 = (Base‘𝑅)) → 𝑏 = (Base‘𝑅))
2726rabeqdv 3428 . . . . . . . 8 ((𝜑𝑏 = (Base‘𝑅)) → {𝑥𝑏 ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))} = {𝑥 ∈ (Base‘𝑅) ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))})
2824, 27csbied 3888 . . . . . . 7 (𝜑(Base‘𝑅) / 𝑏{𝑥𝑏 ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))} = {𝑥 ∈ (Base‘𝑅) ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))})
2928eleq1d 2846 . . . . . 6 (𝜑 → ((Base‘𝑅) / 𝑏{𝑥𝑏 ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))} ∈ V ↔ {𝑥 ∈ (Base‘𝑅) ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))} ∈ V))
3025, 29mpbird 259 . . . . 5 (𝜑(Base‘𝑅) / 𝑏{𝑥𝑏 ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))} ∈ V)
312, 20, 21, 22, 30ovmpod 7544 . . . 4 (𝜑 → (𝑅 PrimRoots 𝐾) = (Base‘𝑅) / 𝑏{𝑥𝑏 ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))})
3231, 28eqtrd 2796 . . 3 (𝜑 → (𝑅 PrimRoots 𝐾) = {𝑥 ∈ (Base‘𝑅) ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))})
3332eleq2d 2847 . 2 (𝜑 → (𝑀 ∈ (𝑅 PrimRoots 𝐾) ↔ 𝑀 ∈ {𝑥 ∈ (Base‘𝑅) ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))}))
34 oveq2 7400 . . . . . . 7 (𝑥 = 𝑀 → (𝐾(.g𝑅)𝑥) = (𝐾(.g𝑅)𝑀))
3534eqeq1d 2763 . . . . . 6 (𝑥 = 𝑀 → ((𝐾(.g𝑅)𝑥) = (0g𝑅) ↔ (𝐾(.g𝑅)𝑀) = (0g𝑅)))
36 oveq2 7400 . . . . . . . . 9 (𝑥 = 𝑀 → (𝑙(.g𝑅)𝑥) = (𝑙(.g𝑅)𝑀))
3736eqeq1d 2763 . . . . . . . 8 (𝑥 = 𝑀 → ((𝑙(.g𝑅)𝑥) = (0g𝑅) ↔ (𝑙(.g𝑅)𝑀) = (0g𝑅)))
3837imbi1d 343 . . . . . . 7 (𝑥 = 𝑀 → (((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙) ↔ ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙)))
3938ralbidv 3184 . . . . . 6 (𝑥 = 𝑀 → (∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙) ↔ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙)))
4035, 39anbi12d 641 . . . . 5 (𝑥 = 𝑀 → (((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙)) ↔ ((𝐾(.g𝑅)𝑀) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙))))
4140elrab 3650 . . . 4 (𝑀 ∈ {𝑥 ∈ (Base‘𝑅) ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))} ↔ (𝑀 ∈ (Base‘𝑅) ∧ ((𝐾(.g𝑅)𝑀) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙))))
4241a1i 11 . . 3 (𝜑 → (𝑀 ∈ {𝑥 ∈ (Base‘𝑅) ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))} ↔ (𝑀 ∈ (Base‘𝑅) ∧ ((𝐾(.g𝑅)𝑀) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙)))))
43 3anass 1105 . . . . . 6 ((𝑀 ∈ (Base‘𝑅) ∧ (𝐾(.g𝑅)𝑀) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙)) ↔ (𝑀 ∈ (Base‘𝑅) ∧ ((𝐾(.g𝑅)𝑀) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙))))
4443bicomi 226 . . . . 5 ((𝑀 ∈ (Base‘𝑅) ∧ ((𝐾(.g𝑅)𝑀) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙))) ↔ (𝑀 ∈ (Base‘𝑅) ∧ (𝐾(.g𝑅)𝑀) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙)))
4544a1i 11 . . . 4 (𝜑 → ((𝑀 ∈ (Base‘𝑅) ∧ ((𝐾(.g𝑅)𝑀) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙))) ↔ (𝑀 ∈ (Base‘𝑅) ∧ (𝐾(.g𝑅)𝑀) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙))))
46 biidd 264 . . . . 5 (𝜑 → (𝑀 ∈ (Base‘𝑅) ↔ 𝑀 ∈ (Base‘𝑅)))
47 isprimroot.3 . . . . . . . . 9 = (.g𝑅)
4847eqcomi 2770 . . . . . . . 8 (.g𝑅) =
4948a1i 11 . . . . . . 7 (𝜑 → (.g𝑅) = )
5049oveqd 7409 . . . . . 6 (𝜑 → (𝐾(.g𝑅)𝑀) = (𝐾 𝑀))
5150eqeq1d 2763 . . . . 5 (𝜑 → ((𝐾(.g𝑅)𝑀) = (0g𝑅) ↔ (𝐾 𝑀) = (0g𝑅)))
5249oveqd 7409 . . . . . . . 8 (𝜑 → (𝑙(.g𝑅)𝑀) = (𝑙 𝑀))
5352eqeq1d 2763 . . . . . . 7 (𝜑 → ((𝑙(.g𝑅)𝑀) = (0g𝑅) ↔ (𝑙 𝑀) = (0g𝑅)))
5453imbi1d 343 . . . . . 6 (𝜑 → (((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙) ↔ ((𝑙 𝑀) = (0g𝑅) → 𝐾𝑙)))
5554ralbidv 3184 . . . . 5 (𝜑 → (∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙) ↔ ∀𝑙 ∈ ℕ0 ((𝑙 𝑀) = (0g𝑅) → 𝐾𝑙)))
5646, 51, 553anbi123d 1456 . . . 4 (𝜑 → ((𝑀 ∈ (Base‘𝑅) ∧ (𝐾(.g𝑅)𝑀) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙)) ↔ (𝑀 ∈ (Base‘𝑅) ∧ (𝐾 𝑀) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙 𝑀) = (0g𝑅) → 𝐾𝑙))))
5745, 56bitrd 281 . . 3 (𝜑 → ((𝑀 ∈ (Base‘𝑅) ∧ ((𝐾(.g𝑅)𝑀) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙))) ↔ (𝑀 ∈ (Base‘𝑅) ∧ (𝐾 𝑀) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙 𝑀) = (0g𝑅) → 𝐾𝑙))))
5842, 57bitrd 281 . 2 (𝜑 → (𝑀 ∈ {𝑥 ∈ (Base‘𝑅) ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))} ↔ (𝑀 ∈ (Base‘𝑅) ∧ (𝐾 𝑀) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙 𝑀) = (0g𝑅) → 𝐾𝑙))))
5933, 58bitrd 281 1 (𝜑 → (𝑀 ∈ (𝑅 PrimRoots 𝐾) ↔ (𝑀 ∈ (Base‘𝑅) ∧ (𝐾 𝑀) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙 𝑀) = (0g𝑅) → 𝐾𝑙))))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 208  wa 399  w3a 1097   = wceq 1559  wcel 2141  wral 3075  {crab 3413  Vcvv 3453  csb 3852   class class class wbr 5099  cfv 6517  (class class class)co 7392  cmpo 7394  0cn0 12478  cdvds 16269  Basecbs 17228  0gc0g 17451  .gcmg 19092  CMndccmn 19803   PrimRoots cprimroots 42672
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1814  ax-4 1828  ax-5 1929  ax-6 1986  ax-7 2027  ax-8 2143  ax-9 2151  ax-10 2174  ax-11 2190  ax-12 2211  ax-ext 2733  ax-sep 5245  ax-nul 5255  ax-pr 5389
This theorem depends on definitions:  df-bi 209  df-an 400  df-or 859  df-3an 1099  df-tru 1562  df-fal 1572  df-ex 1799  df-nf 1803  df-sb 2090  df-mo 2565  df-eu 2595  df-clab 2740  df-cleq 2753  df-clel 2836  df-nfc 2910  df-ne 2957  df-ral 3076  df-rex 3086  df-rab 3414  df-v 3455  df-sbc 3745  df-csb 3853  df-dif 3907  df-un 3909  df-in 3911  df-ss 3921  df-nul 4286  df-if 4480  df-pw 4556  df-sn 4582  df-pr 4584  df-op 4588  df-uni 4865  df-br 5100  df-opab 5162  df-id 5540  df-xp 5651  df-rel 5652  df-cnv 5653  df-co 5654  df-dm 5655  df-iota 6473  df-fun 6519  df-fv 6525  df-ov 7395  df-oprab 7396  df-mpo 7397  df-primroots 42673
This theorem is referenced by:  isprimroot2  42675  primrootsunit1  42678  primrootscoprmpow  42680  primrootscoprbij  42683  primrootlekpowne0  42686  primrootspoweq0  42687  aks6d1c1p2  42690  aks6d1c1p3  42691  aks6d1c1p4  42692  aks6d1c1p5  42693  aks6d1c1p7  42694  aks6d1c1p6  42695  aks6d1c1p8  42696  aks6d1c2lem3  42707  aks6d1c2lem4  42708  aks6d1c6lem2  42752  aks6d1c6lem3  42753  aks6d1c6lem4  42754  aks6d1c6isolem1  42755  aks6d1c6isolem2  42756  aks6d1c6lem5  42758  aks5lem2  42768  aks5lem3a  42770
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