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Theorem isprimroot 42722
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 42721 . . . . . 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 782 . . . . . . 7 ((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) → 𝑟 = 𝑅)
43fveq2d 6875 . . . . . 6 ((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) → (Base‘𝑟) = (Base‘𝑅))
5 simplrl 788 . . . . . . . . . . 11 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → 𝑟 = 𝑅)
65fveq2d 6875 . . . . . . . . . 10 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → (.g𝑟) = (.g𝑅))
7 simplrr 789 . . . . . . . . . 10 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → 𝑘 = 𝐾)
8 eqidd 2766 . . . . . . . . . 10 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → 𝑥 = 𝑥)
96, 7, 8oveq123d 7421 . . . . . . . . 9 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → (𝑘(.g𝑟)𝑥) = (𝐾(.g𝑅)𝑥))
105fveq2d 6875 . . . . . . . . 9 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → (0g𝑟) = (0g𝑅))
119, 10eqeq12d 2781 . . . . . . . 8 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → ((𝑘(.g𝑟)𝑥) = (0g𝑟) ↔ (𝐾(.g𝑅)𝑥) = (0g𝑅)))
123fveq2d 6875 . . . . . . . . . . . 12 ((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) → (.g𝑟) = (.g𝑅))
1312oveqdr 7428 . . . . . . . . . . 11 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → (𝑙(.g𝑟)𝑥) = (𝑙(.g𝑅)𝑥))
1413, 10eqeq12d 2781 . . . . . . . . . 10 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → ((𝑙(.g𝑟)𝑥) = (0g𝑟) ↔ (𝑙(.g𝑅)𝑥) = (0g𝑅)))
157breq1d 5115 . . . . . . . . . 10 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → (𝑘𝑙𝐾𝑙))
1614, 15imbi12d 347 . . . . . . . . 9 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → (((𝑙(.g𝑟)𝑥) = (0g𝑟) → 𝑘𝑙) ↔ ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙)))
1716ralbidv 3188 . . . . . . . 8 (((𝜑 ∧ (𝑟 = 𝑅𝑘 = 𝐾)) ∧ 𝑥𝑏) → (∀𝑙 ∈ ℕ0 ((𝑙(.g𝑟)𝑥) = (0g𝑟) → 𝑘𝑙) ↔ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙)))
1811, 17anbi12d 643 . . . . . . 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 3423 . . . . . 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 3864 . . . . 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 2765 . . . . . . 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 6886 . . . . . . 7 (𝜑 → (Base‘𝑅) ∈ V)
2523, 24rabexd 5301 . . . . . 6 (𝜑 → {𝑥 ∈ (Base‘𝑅) ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))} ∈ V)
26 simpr 489 . . . . . . . . 9 ((𝜑𝑏 = (Base‘𝑅)) → 𝑏 = (Base‘𝑅))
2726rabeqdv 3432 . . . . . . . 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 3891 . . . . . . 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 2850 . . . . . 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 260 . . . . 5 (𝜑(Base‘𝑅) / 𝑏{𝑥𝑏 ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))} ∈ V)
312, 20, 21, 22, 30ovmpod 7552 . . . 4 (𝜑 → (𝑅 PrimRoots 𝐾) = (Base‘𝑅) / 𝑏{𝑥𝑏 ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))})
3231, 28eqtrd 2800 . . 3 (𝜑 → (𝑅 PrimRoots 𝐾) = {𝑥 ∈ (Base‘𝑅) ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))})
3332eleq2d 2851 . 2 (𝜑 → (𝑀 ∈ (𝑅 PrimRoots 𝐾) ↔ 𝑀 ∈ {𝑥 ∈ (Base‘𝑅) ∣ ((𝐾(.g𝑅)𝑥) = (0g𝑅) ∧ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙))}))
34 oveq2 7408 . . . . . . 7 (𝑥 = 𝑀 → (𝐾(.g𝑅)𝑥) = (𝐾(.g𝑅)𝑀))
3534eqeq1d 2767 . . . . . 6 (𝑥 = 𝑀 → ((𝐾(.g𝑅)𝑥) = (0g𝑅) ↔ (𝐾(.g𝑅)𝑀) = (0g𝑅)))
36 oveq2 7408 . . . . . . . . 9 (𝑥 = 𝑀 → (𝑙(.g𝑅)𝑥) = (𝑙(.g𝑅)𝑀))
3736eqeq1d 2767 . . . . . . . 8 (𝑥 = 𝑀 → ((𝑙(.g𝑅)𝑥) = (0g𝑅) ↔ (𝑙(.g𝑅)𝑀) = (0g𝑅)))
3837imbi1d 344 . . . . . . 7 (𝑥 = 𝑀 → (((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙) ↔ ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙)))
3938ralbidv 3188 . . . . . 6 (𝑥 = 𝑀 → (∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑥) = (0g𝑅) → 𝐾𝑙) ↔ ∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙)))
4035, 39anbi12d 643 . . . . 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 3653 . . . 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 1109 . . . . . 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 227 . . . . 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 265 . . . . 5 (𝜑 → (𝑀 ∈ (Base‘𝑅) ↔ 𝑀 ∈ (Base‘𝑅)))
47 isprimroot.3 . . . . . . . . 9 = (.g𝑅)
4847eqcomi 2774 . . . . . . . 8 (.g𝑅) =
4948a1i 11 . . . . . . 7 (𝜑 → (.g𝑅) = )
5049oveqd 7417 . . . . . 6 (𝜑 → (𝐾(.g𝑅)𝑀) = (𝐾 𝑀))
5150eqeq1d 2767 . . . . 5 (𝜑 → ((𝐾(.g𝑅)𝑀) = (0g𝑅) ↔ (𝐾 𝑀) = (0g𝑅)))
5249oveqd 7417 . . . . . . . 8 (𝜑 → (𝑙(.g𝑅)𝑀) = (𝑙 𝑀))
5352eqeq1d 2767 . . . . . . 7 (𝜑 → ((𝑙(.g𝑅)𝑀) = (0g𝑅) ↔ (𝑙 𝑀) = (0g𝑅)))
5453imbi1d 344 . . . . . 6 (𝜑 → (((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙) ↔ ((𝑙 𝑀) = (0g𝑅) → 𝐾𝑙)))
5554ralbidv 3188 . . . . 5 (𝜑 → (∀𝑙 ∈ ℕ0 ((𝑙(.g𝑅)𝑀) = (0g𝑅) → 𝐾𝑙) ↔ ∀𝑙 ∈ ℕ0 ((𝑙 𝑀) = (0g𝑅) → 𝐾𝑙)))
5646, 51, 553anbi123d 1460 . . . 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 282 . . 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 282 . 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 282 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 209  wa 400  w3a 1101   = wceq 1563  wcel 2145  wral 3079  {crab 3417  Vcvv 3457  csb 3855   class class class wbr 5105  cfv 6525  (class class class)co 7400  cmpo 7402  0cn0 12495  cdvds 16300  Basecbs 17259  0gc0g 17482  .gcmg 19124  CMndccmn 19841   PrimRoots cprimroots 42720
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1818  ax-4 1832  ax-5 1933  ax-6 1990  ax-7 2031  ax-8 2147  ax-9 2155  ax-10 2178  ax-11 2194  ax-12 2215  ax-ext 2737  ax-sep 5251  ax-nul 5261  ax-pr 5395
This theorem depends on definitions:  df-bi 210  df-an 401  df-or 861  df-3an 1103  df-tru 1566  df-fal 1576  df-ex 1803  df-nf 1807  df-sb 2094  df-mo 2569  df-eu 2599  df-clab 2744  df-cleq 2757  df-clel 2840  df-nfc 2914  df-ne 2961  df-ral 3080  df-rex 3090  df-rab 3418  df-v 3459  df-sbc 3748  df-csb 3856  df-dif 3910  df-un 3912  df-in 3914  df-ss 3924  df-nul 4289  df-if 4484  df-pw 4560  df-sn 4586  df-pr 4588  df-op 4592  df-uni 4869  df-br 5106  df-opab 5168  df-id 5547  df-xp 5658  df-rel 5659  df-cnv 5660  df-co 5661  df-dm 5662  df-iota 6481  df-fun 6527  df-fv 6533  df-ov 7403  df-oprab 7404  df-mpo 7405  df-primroots 42721
This theorem is referenced by:  isprimroot2  42723  primrootsunit1  42726  primrootscoprmpow  42728  primrootscoprbij  42731  primrootlekpowne0  42734  primrootspoweq0  42735  aks6d1c1p2  42738  aks6d1c1p3  42739  aks6d1c1p4  42740  aks6d1c1p5  42741  aks6d1c1p7  42742  aks6d1c1p6  42743  aks6d1c1p8  42744  aks6d1c2lem3  42755  aks6d1c2lem4  42756  aks6d1c6lem2  42800  aks6d1c6lem3  42801  aks6d1c6lem4  42802  aks6d1c6isolem1  42803  aks6d1c6isolem2  42804  aks6d1c6lem5  42806  aks5lem2  42816  aks5lem3a  42818
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