Theorem minplyirred 33290

Description: A nonzero minimal polynomial is irreducible. (Contributed by Thierry Arnoux, 22-Mar-2025.)

Hypotheses

Ref	Expression
ply1annig1p.o	⊢ 𝑂 = (𝐸 evalSub1 𝐹)
ply1annig1p.p	⊢ 𝑃 = (Poly1‘(𝐸 ↾s 𝐹))
ply1annig1p.b	⊢ 𝐵 = (Base‘𝐸)
ply1annig1p.e	⊢ (𝜑 → 𝐸 ∈ Field)
ply1annig1p.f	⊢ (𝜑 → 𝐹 ∈ (SubDRing‘𝐸))
ply1annig1p.a	⊢ (𝜑 → 𝐴 ∈ 𝐵)
minplyirred.1	⊢ 𝑀 = (𝐸 minPoly 𝐹)
minplyirred.2	⊢ 𝑍 = (0g‘𝑃)
minplyirred.3	⊢ (𝜑 → (𝑀‘𝐴) ≠ 𝑍)

Assertion

Ref	Expression
minplyirred	⊢ (𝜑 → (𝑀‘𝐴) ∈ (Irred‘𝑃))

Proof of Theorem minplyirred

Dummy variables 𝑞 𝑓 𝑔 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		ply1annig1p.o	. . 3 ⊢ 𝑂 = (𝐸 evalSub1 𝐹)
2		ply1annig1p.p	. . 3 ⊢ 𝑃 = (Poly1‘(𝐸 ↾s 𝐹))
3		ply1annig1p.b	. . 3 ⊢ 𝐵 = (Base‘𝐸)
4		ply1annig1p.e	. . 3 ⊢ (𝜑 → 𝐸 ∈ Field)
5		ply1annig1p.f	. . 3 ⊢ (𝜑 → 𝐹 ∈ (SubDRing‘𝐸))
6		ply1annig1p.a	. . 3 ⊢ (𝜑 → 𝐴 ∈ 𝐵)
7		eqid 2726	. . 3 ⊢ (0g‘𝐸) = (0g‘𝐸)
8		eqid 2726	. . 3 ⊢ {𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = (0g‘𝐸)} = {𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = (0g‘𝐸)}
9		eqid 2726	. . 3 ⊢ (RSpan‘𝑃) = (RSpan‘𝑃)
10		eqid 2726	. . 3 ⊢ (idlGen1p‘(𝐸 ↾s 𝐹)) = (idlGen1p‘(𝐸 ↾s 𝐹))
11		minplyirred.1	. . 3 ⊢ 𝑀 = (𝐸 minPoly 𝐹)
12	1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11	minplycl 33286	. 2 ⊢ (𝜑 → (𝑀‘𝐴) ∈ (Base‘𝑃))
13	1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11	minplyval 33285	. . 3 ⊢ (𝜑 → (𝑀‘𝐴) = ((idlGen1p‘(𝐸 ↾s 𝐹))‘{𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = (0g‘𝐸)}))
14		eqid 2726	. . . 4 ⊢ (Base‘𝑃) = (Base‘𝑃)
15		eqid 2726	. . . . . 6 ⊢ (𝐸 ↾s 𝐹) = (𝐸 ↾s 𝐹)
16	15	sdrgdrng 20641	. . . . 5 ⊢ (𝐹 ∈ (SubDRing‘𝐸) → (𝐸 ↾s 𝐹) ∈ DivRing)
17	5, 16	syl 17	. . . 4 ⊢ (𝜑 → (𝐸 ↾s 𝐹) ∈ DivRing)
18	4	fldcrngd 20600	. . . . 5 ⊢ (𝜑 → 𝐸 ∈ CRing)
19		sdrgsubrg 20642	. . . . . 6 ⊢ (𝐹 ∈ (SubDRing‘𝐸) → 𝐹 ∈ (SubRing‘𝐸))
20	5, 19	syl 17	. . . . 5 ⊢ (𝜑 → 𝐹 ∈ (SubRing‘𝐸))
21	1, 2, 3, 18, 20, 6, 7, 8	ply1annidl 33282	. . . 4 ⊢ (𝜑 → {𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = (0g‘𝐸)} ∈ (LIdeal‘𝑃))
22	4	flddrngd 20599	. . . . . 6 ⊢ (𝜑 → 𝐸 ∈ DivRing)
23		drngnzr 20607	. . . . . 6 ⊢ (𝐸 ∈ DivRing → 𝐸 ∈ NzRing)
24	22, 23	syl 17	. . . . 5 ⊢ (𝜑 → 𝐸 ∈ NzRing)
25	1, 2, 3, 18, 20, 6, 7, 8, 14, 24	ply1annnr 33283	. . . 4 ⊢ (𝜑 → {𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = (0g‘𝐸)} ≠ (Base‘𝑃))
26	2, 10, 14, 17, 21, 25	ig1pnunit 33176	. . 3 ⊢ (𝜑 → ¬ ((idlGen1p‘(𝐸 ↾s 𝐹))‘{𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = (0g‘𝐸)}) ∈ (Unit‘𝑃))
27	13, 26	eqneltrd 2847	. 2 ⊢ (𝜑 → ¬ (𝑀‘𝐴) ∈ (Unit‘𝑃))
28		fldidom 21219	. . . . . . . . . . 11 ⊢ (𝐸 ∈ Field → 𝐸 ∈ IDomn)
29	4, 28	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → 𝐸 ∈ IDomn)
30	29	idomdomd 21217	. . . . . . . . 9 ⊢ (𝜑 → 𝐸 ∈ Domn)
31	30	ad3antrrr 727	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → 𝐸 ∈ Domn)
32	18	ad3antrrr 727	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → 𝐸 ∈ CRing)
33	20	ad3antrrr 727	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → 𝐹 ∈ (SubRing‘𝐸))
34	6	ad3antrrr 727	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → 𝐴 ∈ 𝐵)
35		simpllr 773	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → 𝑓 ∈ (Base‘𝑃))
36	1, 2, 3, 14, 32, 33, 34, 35	evls1fvcl 33277	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → ((𝑂‘𝑓)‘𝐴) ∈ 𝐵)
37		simplr 766	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → 𝑔 ∈ (Base‘𝑃))
38	1, 2, 3, 14, 32, 33, 34, 37	evls1fvcl 33277	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → ((𝑂‘𝑔)‘𝐴) ∈ 𝐵)
39		simpr 484	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴))
40	39	fveq2d 6889	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → (𝑂‘(𝑓(.r‘𝑃)𝑔)) = (𝑂‘(𝑀‘𝐴)))
41	40	fveq1d 6887	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → ((𝑂‘(𝑓(.r‘𝑃)𝑔))‘𝐴) = ((𝑂‘(𝑀‘𝐴))‘𝐴))
42		eqid 2726	. . . . . . . . . 10 ⊢ (.r‘𝑃) = (.r‘𝑃)
43		eqid 2726	. . . . . . . . . 10 ⊢ (.r‘𝐸) = (.r‘𝐸)
44	1, 3, 2, 15, 14, 42, 43, 32, 33, 35, 37, 34	evls1muld 33159	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → ((𝑂‘(𝑓(.r‘𝑃)𝑔))‘𝐴) = (((𝑂‘𝑓)‘𝐴)(.r‘𝐸)((𝑂‘𝑔)‘𝐴)))
45		eqid 2726	. . . . . . . . . . . . . . 15 ⊢ (LIdeal‘𝑃) = (LIdeal‘𝑃)
46	2, 10, 45	ig1pcl 26068	. . . . . . . . . . . . . 14 ⊢ (((𝐸 ↾s 𝐹) ∈ DivRing ∧ {𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = (0g‘𝐸)} ∈ (LIdeal‘𝑃)) → ((idlGen1p‘(𝐸 ↾s 𝐹))‘{𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = (0g‘𝐸)}) ∈ {𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = (0g‘𝐸)})
47	17, 21, 46	syl2anc 583	. . . . . . . . . . . . 13 ⊢ (𝜑 → ((idlGen1p‘(𝐸 ↾s 𝐹))‘{𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = (0g‘𝐸)}) ∈ {𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = (0g‘𝐸)})
48	13, 47	eqeltrd 2827	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝑀‘𝐴) ∈ {𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = (0g‘𝐸)})
49		fveq2 6885	. . . . . . . . . . . . . . 15 ⊢ (𝑞 = (𝑀‘𝐴) → (𝑂‘𝑞) = (𝑂‘(𝑀‘𝐴)))
50	49	fveq1d 6887	. . . . . . . . . . . . . 14 ⊢ (𝑞 = (𝑀‘𝐴) → ((𝑂‘𝑞)‘𝐴) = ((𝑂‘(𝑀‘𝐴))‘𝐴))
51	50	eqeq1d 2728	. . . . . . . . . . . . 13 ⊢ (𝑞 = (𝑀‘𝐴) → (((𝑂‘𝑞)‘𝐴) = (0g‘𝐸) ↔ ((𝑂‘(𝑀‘𝐴))‘𝐴) = (0g‘𝐸)))
52	51	elrab 3678	. . . . . . . . . . . 12 ⊢ ((𝑀‘𝐴) ∈ {𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = (0g‘𝐸)} ↔ ((𝑀‘𝐴) ∈ dom 𝑂 ∧ ((𝑂‘(𝑀‘𝐴))‘𝐴) = (0g‘𝐸)))
53	48, 52	sylib 217	. . . . . . . . . . 11 ⊢ (𝜑 → ((𝑀‘𝐴) ∈ dom 𝑂 ∧ ((𝑂‘(𝑀‘𝐴))‘𝐴) = (0g‘𝐸)))
54	53	simprd 495	. . . . . . . . . 10 ⊢ (𝜑 → ((𝑂‘(𝑀‘𝐴))‘𝐴) = (0g‘𝐸))
55	54	ad3antrrr 727	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → ((𝑂‘(𝑀‘𝐴))‘𝐴) = (0g‘𝐸))
56	41, 44, 55	3eqtr3d 2774	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → (((𝑂‘𝑓)‘𝐴)(.r‘𝐸)((𝑂‘𝑔)‘𝐴)) = (0g‘𝐸))
57	3, 43, 7	domneq0 21207	. . . . . . . . 9 ⊢ ((𝐸 ∈ Domn ∧ ((𝑂‘𝑓)‘𝐴) ∈ 𝐵 ∧ ((𝑂‘𝑔)‘𝐴) ∈ 𝐵) → ((((𝑂‘𝑓)‘𝐴)(.r‘𝐸)((𝑂‘𝑔)‘𝐴)) = (0g‘𝐸) ↔ (((𝑂‘𝑓)‘𝐴) = (0g‘𝐸) ∨ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸))))
58	57	biimpa 476	. . . . . . . 8 ⊢ (((𝐸 ∈ Domn ∧ ((𝑂‘𝑓)‘𝐴) ∈ 𝐵 ∧ ((𝑂‘𝑔)‘𝐴) ∈ 𝐵) ∧ (((𝑂‘𝑓)‘𝐴)(.r‘𝐸)((𝑂‘𝑔)‘𝐴)) = (0g‘𝐸)) → (((𝑂‘𝑓)‘𝐴) = (0g‘𝐸) ∨ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)))
59	31, 36, 38, 56, 58	syl31anc 1370	. . . . . . 7 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → (((𝑂‘𝑓)‘𝐴) = (0g‘𝐸) ∨ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)))
60	4	ad4antr 729	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑓)‘𝐴) = (0g‘𝐸)) → 𝐸 ∈ Field)
61	5	ad4antr 729	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑓)‘𝐴) = (0g‘𝐸)) → 𝐹 ∈ (SubDRing‘𝐸))
62	34	adantr 480	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑓)‘𝐴) = (0g‘𝐸)) → 𝐴 ∈ 𝐵)
63		minplyirred.2	. . . . . . . . . 10 ⊢ 𝑍 = (0g‘𝑃)
64		minplyirred.3	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝑀‘𝐴) ≠ 𝑍)
65	64	ad3antrrr 727	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → (𝑀‘𝐴) ≠ 𝑍)
66	65	adantr 480	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑓)‘𝐴) = (0g‘𝐸)) → (𝑀‘𝐴) ≠ 𝑍)
67	35	adantr 480	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑓)‘𝐴) = (0g‘𝐸)) → 𝑓 ∈ (Base‘𝑃))
68		simpllr 773	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑓)‘𝐴) = (0g‘𝐸)) → 𝑔 ∈ (Base‘𝑃))
69		simplr 766	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑓)‘𝐴) = (0g‘𝐸)) → (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴))
70		simpr 484	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑓)‘𝐴) = (0g‘𝐸)) → ((𝑂‘𝑓)‘𝐴) = (0g‘𝐸))
71		fldsdrgfld 20649	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝐸 ∈ Field ∧ 𝐹 ∈ (SubDRing‘𝐸)) → (𝐸 ↾s 𝐹) ∈ Field)
72	4, 5, 71	syl2anc 583	. . . . . . . . . . . . . . . . . 18 ⊢ (𝜑 → (𝐸 ↾s 𝐹) ∈ Field)
73		fldidom 21219	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝐸 ↾s 𝐹) ∈ Field → (𝐸 ↾s 𝐹) ∈ IDomn)
74	72, 73	syl 17	. . . . . . . . . . . . . . . . 17 ⊢ (𝜑 → (𝐸 ↾s 𝐹) ∈ IDomn)
75	74	idomdomd 21217	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → (𝐸 ↾s 𝐹) ∈ Domn)
76	2	ply1domn 26014	. . . . . . . . . . . . . . . 16 ⊢ ((𝐸 ↾s 𝐹) ∈ Domn → 𝑃 ∈ Domn)
77	75, 76	syl 17	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝑃 ∈ Domn)
78	77	ad3antrrr 727	. . . . . . . . . . . . . 14 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → 𝑃 ∈ Domn)
79	39, 65	eqnetrd 3002	. . . . . . . . . . . . . 14 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → (𝑓(.r‘𝑃)𝑔) ≠ 𝑍)
80	14, 42, 63	domneq0 21207	. . . . . . . . . . . . . . . 16 ⊢ ((𝑃 ∈ Domn ∧ 𝑓 ∈ (Base‘𝑃) ∧ 𝑔 ∈ (Base‘𝑃)) → ((𝑓(.r‘𝑃)𝑔) = 𝑍 ↔ (𝑓 = 𝑍 ∨ 𝑔 = 𝑍)))
81	80	necon3abid 2971	. . . . . . . . . . . . . . 15 ⊢ ((𝑃 ∈ Domn ∧ 𝑓 ∈ (Base‘𝑃) ∧ 𝑔 ∈ (Base‘𝑃)) → ((𝑓(.r‘𝑃)𝑔) ≠ 𝑍 ↔ ¬ (𝑓 = 𝑍 ∨ 𝑔 = 𝑍)))
82	81	biimpa 476	. . . . . . . . . . . . . 14 ⊢ (((𝑃 ∈ Domn ∧ 𝑓 ∈ (Base‘𝑃) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) ≠ 𝑍) → ¬ (𝑓 = 𝑍 ∨ 𝑔 = 𝑍))
83	78, 35, 37, 79, 82	syl31anc 1370	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → ¬ (𝑓 = 𝑍 ∨ 𝑔 = 𝑍))
84		neanior 3029	. . . . . . . . . . . . 13 ⊢ ((𝑓 ≠ 𝑍 ∧ 𝑔 ≠ 𝑍) ↔ ¬ (𝑓 = 𝑍 ∨ 𝑔 = 𝑍))
85	83, 84	sylibr 233	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → (𝑓 ≠ 𝑍 ∧ 𝑔 ≠ 𝑍))
86	85	simpld 494	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → 𝑓 ≠ 𝑍)
87	86	adantr 480	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑓)‘𝐴) = (0g‘𝐸)) → 𝑓 ≠ 𝑍)
88	85	simprd 495	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → 𝑔 ≠ 𝑍)
89	88	adantr 480	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑓)‘𝐴) = (0g‘𝐸)) → 𝑔 ≠ 𝑍)
90	1, 2, 3, 60, 61, 62, 11, 63, 66, 67, 68, 69, 70, 87, 89	minplyirredlem 33289	. . . . . . . . 9 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑓)‘𝐴) = (0g‘𝐸)) → 𝑔 ∈ (Unit‘𝑃))
91	90	ex 412	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → (((𝑂‘𝑓)‘𝐴) = (0g‘𝐸) → 𝑔 ∈ (Unit‘𝑃)))
92	4	ad4antr 729	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)) → 𝐸 ∈ Field)
93	5	ad4antr 729	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)) → 𝐹 ∈ (SubDRing‘𝐸))
94	34	adantr 480	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)) → 𝐴 ∈ 𝐵)
95	65	adantr 480	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)) → (𝑀‘𝐴) ≠ 𝑍)
96		simpllr 773	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)) → 𝑔 ∈ (Base‘𝑃))
97	35	adantr 480	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)) → 𝑓 ∈ (Base‘𝑃))
98	72	fldcrngd 20600	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (𝐸 ↾s 𝐹) ∈ CRing)
99	2	ply1crng 22072	. . . . . . . . . . . . . 14 ⊢ ((𝐸 ↾s 𝐹) ∈ CRing → 𝑃 ∈ CRing)
100	98, 99	syl 17	. . . . . . . . . . . . 13 ⊢ (𝜑 → 𝑃 ∈ CRing)
101	100	ad4antr 729	. . . . . . . . . . . 12 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)) → 𝑃 ∈ CRing)
102	14, 42	crngcom 20156	. . . . . . . . . . . 12 ⊢ ((𝑃 ∈ CRing ∧ 𝑔 ∈ (Base‘𝑃) ∧ 𝑓 ∈ (Base‘𝑃)) → (𝑔(.r‘𝑃)𝑓) = (𝑓(.r‘𝑃)𝑔))
103	101, 96, 97, 102	syl3anc 1368	. . . . . . . . . . 11 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)) → (𝑔(.r‘𝑃)𝑓) = (𝑓(.r‘𝑃)𝑔))
104		simplr 766	. . . . . . . . . . 11 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)) → (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴))
105	103, 104	eqtrd 2766	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)) → (𝑔(.r‘𝑃)𝑓) = (𝑀‘𝐴))
106		simpr 484	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)) → ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸))
107	88	adantr 480	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)) → 𝑔 ≠ 𝑍)
108	86	adantr 480	. . . . . . . . . 10 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)) → 𝑓 ≠ 𝑍)
109	1, 2, 3, 92, 93, 94, 11, 63, 95, 96, 97, 105, 106, 107, 108	minplyirredlem 33289	. . . . . . . . 9 ⊢ (((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) ∧ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)) → 𝑓 ∈ (Unit‘𝑃))
110	109	ex 412	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → (((𝑂‘𝑔)‘𝐴) = (0g‘𝐸) → 𝑓 ∈ (Unit‘𝑃)))
111	91, 110	orim12d 961	. . . . . . 7 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → ((((𝑂‘𝑓)‘𝐴) = (0g‘𝐸) ∨ ((𝑂‘𝑔)‘𝐴) = (0g‘𝐸)) → (𝑔 ∈ (Unit‘𝑃) ∨ 𝑓 ∈ (Unit‘𝑃))))
112	59, 111	mpd 15	. . . . . 6 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → (𝑔 ∈ (Unit‘𝑃) ∨ 𝑓 ∈ (Unit‘𝑃)))
113	112	orcomd 868	. . . . 5 ⊢ ((((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) ∧ (𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴)) → (𝑓 ∈ (Unit‘𝑃) ∨ 𝑔 ∈ (Unit‘𝑃)))
114	113	ex 412	. . . 4 ⊢ (((𝜑 ∧ 𝑓 ∈ (Base‘𝑃)) ∧ 𝑔 ∈ (Base‘𝑃)) → ((𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴) → (𝑓 ∈ (Unit‘𝑃) ∨ 𝑔 ∈ (Unit‘𝑃))))
115	114	anasss 466	. . 3 ⊢ ((𝜑 ∧ (𝑓 ∈ (Base‘𝑃) ∧ 𝑔 ∈ (Base‘𝑃))) → ((𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴) → (𝑓 ∈ (Unit‘𝑃) ∨ 𝑔 ∈ (Unit‘𝑃))))
116	115	ralrimivva 3194	. 2 ⊢ (𝜑 → ∀𝑓 ∈ (Base‘𝑃)∀𝑔 ∈ (Base‘𝑃)((𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴) → (𝑓 ∈ (Unit‘𝑃) ∨ 𝑔 ∈ (Unit‘𝑃))))
117		eqid 2726	. . 3 ⊢ (Unit‘𝑃) = (Unit‘𝑃)
118		eqid 2726	. . 3 ⊢ (Irred‘𝑃) = (Irred‘𝑃)
119	14, 117, 118, 42	isirred2 20323	. 2 ⊢ ((𝑀‘𝐴) ∈ (Irred‘𝑃) ↔ ((𝑀‘𝐴) ∈ (Base‘𝑃) ∧ ¬ (𝑀‘𝐴) ∈ (Unit‘𝑃) ∧ ∀𝑓 ∈ (Base‘𝑃)∀𝑔 ∈ (Base‘𝑃)((𝑓(.r‘𝑃)𝑔) = (𝑀‘𝐴) → (𝑓 ∈ (Unit‘𝑃) ∨ 𝑔 ∈ (Unit‘𝑃)))))
120	12, 27, 116, 119	syl3anbrc 1340	1 ⊢ (𝜑 → (𝑀‘𝐴) ∈ (Irred‘𝑃))

Syntax hints:  ¬ wn 3   → wi 4   ∧ wa 395   ∨ wo 844   ∧ w3a 1084   = wceq 1533   ∈ wcel 2098   ≠ wne 2934  ∀wral 3055  {crab 3426  dom cdm 5669  ‘cfv 6537  (class class class)co 7405  Basecbs 17153   ↾_s cress 17182  ._rcmulr 17207  0_gc0g 17394  CRingccrg 20139  Unitcui 20257  Irredcir 20258  NzRingcnzr 20414  SubRingcsubrg 20469  DivRingcdr 20587  Fieldcfield 20588  SubDRingcsdrg 20637  LIdealclidl 21065  RSpancrsp 21066  Domncdomn 21190  IDomncidom 21191  Poly₁cpl1 22051   evalSub₁ ces1 22187  idlGen_1pcig1p 26020   minPoly cminply 33275

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1789  ax-4 1803  ax-5 1905  ax-6 1963  ax-7 2003  ax-8 2100  ax-9 2108  ax-10 2129  ax-11 2146  ax-12 2163  ax-ext 2697  ax-rep 5278  ax-sep 5292  ax-nul 5299  ax-pow 5356  ax-pr 5420  ax-un 7722  ax-cnex 11168  ax-resscn 11169  ax-1cn 11170  ax-icn 11171  ax-addcl 11172  ax-addrcl 11173  ax-mulcl 11174  ax-mulrcl 11175  ax-mulcom 11176  ax-addass 11177  ax-mulass 11178  ax-distr 11179  ax-i2m1 11180  ax-1ne0 11181  ax-1rid 11182  ax-rnegex 11183  ax-rrecex 11184  ax-cnre 11185  ax-pre-lttri 11186  ax-pre-lttrn 11187  ax-pre-ltadd 11188  ax-pre-mulgt0 11189  ax-pre-sup 11190  ax-addf 11191

This theorem depends on definitions:  df-bi 206  df-an 396  df-or 845  df-3or 1085  df-3an 1086  df-tru 1536  df-fal 1546  df-ex 1774  df-nf 1778  df-sb 2060  df-mo 2528  df-eu 2557  df-clab 2704  df-cleq 2718  df-clel 2804  df-nfc 2879  df-ne 2935  df-nel 3041  df-ral 3056  df-rex 3065  df-rmo 3370  df-reu 3371  df-rab 3427  df-v 3470  df-sbc 3773  df-csb 3889  df-dif 3946  df-un 3948  df-in 3950  df-ss 3960  df-pss 3962  df-nul 4318  df-if 4524  df-pw 4599  df-sn 4624  df-pr 4626  df-tp 4628  df-op 4630  df-uni 4903  df-int 4944  df-iun 4992  df-iin 4993  df-br 5142  df-opab 5204  df-mpt 5225  df-tr 5259  df-id 5567  df-eprel 5573  df-po 5581  df-so 5582  df-fr 5624  df-se 5625  df-we 5626  df-xp 5675  df-rel 5676  df-cnv 5677  df-co 5678  df-dm 5679  df-rn 5680  df-res 5681  df-ima 5682  df-pred 6294  df-ord 6361  df-on 6362  df-lim 6363  df-suc 6364  df-iota 6489  df-fun 6539  df-fn 6540  df-f 6541  df-f1 6542  df-fo 6543  df-f1o 6544  df-fv 6545  df-isom 6546  df-riota 7361  df-ov 7408  df-oprab 7409  df-mpo 7410  df-of 7667  df-ofr 7668  df-om 7853  df-1st 7974  df-2nd 7975  df-supp 8147  df-tpos 8212  df-frecs 8267  df-wrecs 8298  df-recs 8372  df-rdg 8411  df-1o 8467  df-er 8705  df-map 8824  df-pm 8825  df-ixp 8894  df-en 8942  df-dom 8943  df-sdom 8944  df-fin 8945  df-fsupp 9364  df-sup 9439  df-inf 9440  df-oi 9507  df-card 9936  df-pnf 11254  df-mnf 11255  df-xr 11256  df-ltxr 11257  df-le 11258  df-sub 11450  df-neg 11451  df-nn 12217  df-2 12279  df-3 12280  df-4 12281  df-5 12282  df-6 12283  df-7 12284  df-8 12285  df-9 12286  df-n0 12477  df-z 12563  df-dec 12682  df-uz 12827  df-fz 13491  df-fzo 13634  df-seq 13973  df-hash 14296  df-struct 17089  df-sets 17106  df-slot 17124  df-ndx 17136  df-base 17154  df-ress 17183  df-plusg 17219  df-mulr 17220  df-starv 17221  df-sca 17222  df-vsca 17223  df-ip 17224  df-tset 17225  df-ple 17226  df-ds 17228  df-unif 17229  df-hom 17230  df-cco 17231  df-0g 17396  df-gsum 17397  df-prds 17402  df-pws 17404  df-mre 17539  df-mrc 17540  df-acs 17542  df-mgm 18573  df-sgrp 18652  df-mnd 18668  df-mhm 18713  df-submnd 18714  df-grp 18866  df-minusg 18867  df-sbg 18868  df-mulg 18996  df-subg 19050  df-ghm 19139  df-cntz 19233  df-cmn 19702  df-abl 19703  df-mgp 20040  df-rng 20058  df-ur 20087  df-srg 20092  df-ring 20140  df-cring 20141  df-oppr 20236  df-dvdsr 20259  df-unit 20260  df-irred 20261  df-invr 20290  df-rhm 20374  df-nzr 20415  df-subrng 20446  df-subrg 20471  df-drng 20589  df-field 20590  df-sdrg 20638  df-lmod 20708  df-lss 20779  df-lsp 20819  df-sra 21021  df-rgmod 21022  df-lidl 21067  df-rlreg 21193  df-domn 21194  df-idom 21195  df-cnfld 21241  df-assa 21748  df-asp 21749  df-ascl 21750  df-psr 21803  df-mvr 21804  df-mpl 21805  df-opsr 21807  df-evls 21977  df-evl 21978  df-psr1 22054  df-vr1 22055  df-ply1 22056  df-coe1 22057  df-evls1 22189  df-evl1 22190  df-mdeg 25943  df-deg1 25944  df-mon1 26021  df-uc1p 26022  df-ig1p 26025  df-minply 33276

This theorem is referenced by:  irredminply  33293  algextdeglem4  33297