sylow3lem3 - Metamath Proof Explorer

	Metamath Proof Explorer		< Previous Next > Nearby theorems
Mirrors > Home > MPE Home > Th. List > sylow3lem3		Structured version Visualization version GIF version

Theorem sylow3lem3 19836

Description: Lemma for sylow3 19840, first part. The number of Sylow subgroups is the same as the index (number of cosets) of the normalizer of the Sylow subgroup 𝐾. (Contributed by Mario Carneiro, 19-Jan-2015.)

**Hypotheses**
Ref	Expression
sylow3.x	⊢ 𝑋 = (Base‘𝐺)
sylow3.g	⊢ (𝜑 → 𝐺 ∈ Grp)
sylow3.xf	⊢ (𝜑 → 𝑋 ∈ Fin)
sylow3.p	⊢ (𝜑 → 𝑃 ∈ ℙ)
sylow3lem1.a	⊢ + = (+_g‘𝐺)
sylow3lem1.d	⊢ − = (-_g‘𝐺)
sylow3lem1.m	⊢ ⊕ = (𝑥 ∈ 𝑋, 𝑦 ∈ (𝑃 pSyl 𝐺) ↦ ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥)))
sylow3lem2.k	⊢ (𝜑 → 𝐾 ∈ (𝑃 pSyl 𝐺))
sylow3lem2.h	⊢ 𝐻 = {𝑢 ∈ 𝑋 ∣ (𝑢 ⊕ 𝐾) = 𝐾}
sylow3lem2.n	⊢ 𝑁 = {𝑥 ∈ 𝑋 ∣ ∀𝑦 ∈ 𝑋 ((𝑥 + 𝑦) ∈ 𝐾 ↔ (𝑦 + 𝑥) ∈ 𝐾)}

**Assertion**
Ref	Expression
sylow3lem3	⊢ (𝜑 → (♯‘(𝑃 pSyl 𝐺)) = (♯‘(𝑋 / (𝐺 ~_QG 𝑁))))

Distinct variable groups: 𝑥,𝑢,𝑦,𝑧, − 𝑢, ⊕ ,𝑥,𝑦,𝑧 𝑥,𝐻,𝑦 𝑢,𝐾,𝑥,𝑦,𝑧 𝑢,𝑁,𝑧 𝑢,𝑋,𝑥,𝑦,𝑧 𝑢,𝐺,𝑥,𝑦,𝑧 𝜑,𝑢,𝑥,𝑦,𝑧 𝑢, + ,𝑥,𝑦,𝑧 𝑢,𝑃,𝑥,𝑦,𝑧 Allowed substitution hints: 𝐻(𝑧, 𝑢) 𝑁(𝑥, 𝑦)

Proof of Theorem sylow3lem3 Dummy variables 𝑔 ℎ are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		sylow3.xf	. . . . . 6 ⊢ (𝜑 → 𝑋 ∈ Fin)
2		pwfi 9303	. . . . . 6 ⊢ (𝑋 ∈ Fin ↔ 𝒫 𝑋 ∈ Fin)
3	1, 2	sylib 221	. . . . 5 ⊢ (𝜑 → 𝒫 𝑋 ∈ Fin)
4		slwsubg 19817	. . . . . . 7 ⊢ (𝑥 ∈ (𝑃 pSyl 𝐺) → 𝑥 ∈ (SubGrp‘𝐺))
5		sylow3.x	. . . . . . . . 9 ⊢ 𝑋 = (Base‘𝐺)
6	5	subgss 19330	. . . . . . . 8 ⊢ (𝑥 ∈ (SubGrp‘𝐺) → 𝑥 ⊆ 𝑋)
7	4, 6	syl 18	. . . . . . 7 ⊢ (𝑥 ∈ (𝑃 pSyl 𝐺) → 𝑥 ⊆ 𝑋)
8	4, 7	elpwd 4563	. . . . . 6 ⊢ (𝑥 ∈ (𝑃 pSyl 𝐺) → 𝑥 ∈ 𝒫 𝑋)
9	8	ssriv 3935	. . . . 5 ⊢ (𝑃 pSyl 𝐺) ⊆ 𝒫 𝑋
10		ssfi 9181	. . . . 5 ⊢ ((𝒫 𝑋 ∈ Fin ∧ (𝑃 pSyl 𝐺) ⊆ 𝒫 𝑋) → (𝑃 pSyl 𝐺) ∈ Fin)
11	3, 9, 10	sylancl 598	. . . 4 ⊢ (𝜑 → (𝑃 pSyl 𝐺) ∈ Fin)
12		hashcl 14493	. . . 4 ⊢ ((𝑃 pSyl 𝐺) ∈ Fin → (♯‘(𝑃 pSyl 𝐺)) ∈ ℕ₀)
13	11, 12	syl 18	. . 3 ⊢ (𝜑 → (♯‘(𝑃 pSyl 𝐺)) ∈ ℕ₀)
14	13	nn0cnd 12662	. 2 ⊢ (𝜑 → (♯‘(𝑃 pSyl 𝐺)) ∈ ℂ)
15		sylow3.g	. . . . . . 7 ⊢ (𝜑 → 𝐺 ∈ Grp)
16		sylow3lem2.n	. . . . . . . 8 ⊢ 𝑁 = {𝑥 ∈ 𝑋 ∣ ∀𝑦 ∈ 𝑋 ((𝑥 + 𝑦) ∈ 𝐾 ↔ (𝑦 + 𝑥) ∈ 𝐾)}
17		sylow3lem1.a	. . . . . . . 8 ⊢ + = (+_g‘𝐺)
18	16, 5, 17	nmzsubg 19368	. . . . . . 7 ⊢ (𝐺 ∈ Grp → 𝑁 ∈ (SubGrp‘𝐺))
19		eqid 2761	. . . . . . . 8 ⊢ (𝐺 ~_QG 𝑁) = (𝐺 ~_QG 𝑁)
20	5, 19	eqger 19383	. . . . . . 7 ⊢ (𝑁 ∈ (SubGrp‘𝐺) → (𝐺 ~_QG 𝑁) Er 𝑋)
21	15, 18, 20	3syl 19	. . . . . 6 ⊢ (𝜑 → (𝐺 ~_QG 𝑁) Er 𝑋)
22	21	qsss 8789	. . . . 5 ⊢ (𝜑 → (𝑋 / (𝐺 ~_QG 𝑁)) ⊆ 𝒫 𝑋)
23	3, 22	ssfid 9253	. . . 4 ⊢ (𝜑 → (𝑋 / (𝐺 ~_QG 𝑁)) ∈ Fin)
24		hashcl 14493	. . . 4 ⊢ ((𝑋 / (𝐺 ~_QG 𝑁)) ∈ Fin → (♯‘(𝑋 / (𝐺 ~_QG 𝑁))) ∈ ℕ₀)
25	23, 24	syl 18	. . 3 ⊢ (𝜑 → (♯‘(𝑋 / (𝐺 ~_QG 𝑁))) ∈ ℕ₀)
26	25	nn0cnd 12662	. 2 ⊢ (𝜑 → (♯‘(𝑋 / (𝐺 ~_QG 𝑁))) ∈ ℂ)
27	15, 18	syl 18	. . . . 5 ⊢ (𝜑 → 𝑁 ∈ (SubGrp‘𝐺))
28		eqid 2761	. . . . . 6 ⊢ (0_g‘𝐺) = (0_g‘𝐺)
29	28	subg0cl 19337	. . . . 5 ⊢ (𝑁 ∈ (SubGrp‘𝐺) → (0_g‘𝐺) ∈ 𝑁)
30		ne0i 4287	. . . . 5 ⊢ ((0_g‘𝐺) ∈ 𝑁 → 𝑁 ≠ ∅)
31	27, 29, 30	3syl 19	. . . 4 ⊢ (𝜑 → 𝑁 ≠ ∅)
32	5	subgss 19330	. . . . . . 7 ⊢ (𝑁 ∈ (SubGrp‘𝐺) → 𝑁 ⊆ 𝑋)
33	15, 18, 32	3syl 19	. . . . . 6 ⊢ (𝜑 → 𝑁 ⊆ 𝑋)
34	1, 33	ssfid 9253	. . . . 5 ⊢ (𝜑 → 𝑁 ∈ Fin)
35		hashnncl 14503	. . . . 5 ⊢ (𝑁 ∈ Fin → ((♯‘𝑁) ∈ ℕ ↔ 𝑁 ≠ ∅))
36	34, 35	syl 18	. . . 4 ⊢ (𝜑 → ((♯‘𝑁) ∈ ℕ ↔ 𝑁 ≠ ∅))
37	31, 36	mpbird 260	. . 3 ⊢ (𝜑 → (♯‘𝑁) ∈ ℕ)
38	37	nncnd 12344	. 2 ⊢ (𝜑 → (♯‘𝑁) ∈ ℂ)
39	37	nnne0d 12381	. 2 ⊢ (𝜑 → (♯‘𝑁) ≠ 0)
40		sylow3.p	. . . . 5 ⊢ (𝜑 → 𝑃 ∈ ℙ)
41		sylow3lem1.d	. . . . 5 ⊢ − = (-_g‘𝐺)
42		sylow3lem1.m	. . . . 5 ⊢ ⊕ = (𝑥 ∈ 𝑋, 𝑦 ∈ (𝑃 pSyl 𝐺) ↦ ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥)))
43	5, 15, 1, 40, 17, 41, 42	sylow3lem1 19834	. . . 4 ⊢ (𝜑 → ⊕ ∈ (𝐺 GrpAct (𝑃 pSyl 𝐺)))
44		sylow3lem2.k	. . . 4 ⊢ (𝜑 → 𝐾 ∈ (𝑃 pSyl 𝐺))
45		sylow3lem2.h	. . . . 5 ⊢ 𝐻 = {𝑢 ∈ 𝑋 ∣ (𝑢 ⊕ 𝐾) = 𝐾}
46		eqid 2761	. . . . 5 ⊢ (𝐺 ~_QG 𝐻) = (𝐺 ~_QG 𝐻)
47		eqid 2761	. . . . 5 ⊢ {⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)} = {⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)}
48	5, 45, 46, 47	orbsta2 19521	. . . 4 ⊢ ((( ⊕ ∈ (𝐺 GrpAct (𝑃 pSyl 𝐺)) ∧ 𝐾 ∈ (𝑃 pSyl 𝐺)) ∧ 𝑋 ∈ Fin) → (♯‘𝑋) = ((♯‘[𝐾]{⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)}) · (♯‘𝐻)))
49	43, 44, 1, 48	syl21anc 851	. . 3 ⊢ (𝜑 → (♯‘𝑋) = ((♯‘[𝐾]{⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)}) · (♯‘𝐻)))
50	5, 19, 27, 1	lagsubg2 19402	. . 3 ⊢ (𝜑 → (♯‘𝑋) = ((♯‘(𝑋 / (𝐺 ~_QG 𝑁))) · (♯‘𝑁)))
51	47, 5	gaorber 19515	. . . . . . . 8 ⊢ ( ⊕ ∈ (𝐺 GrpAct (𝑃 pSyl 𝐺)) → {⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)} Er (𝑃 pSyl 𝐺))
52	43, 51	syl 18	. . . . . . 7 ⊢ (𝜑 → {⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)} Er (𝑃 pSyl 𝐺))
53	52	ecss 8762	. . . . . 6 ⊢ (𝜑 → [𝐾]{⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)} ⊆ (𝑃 pSyl 𝐺))
54	44	adantr 486	. . . . . . . 8 ⊢ ((𝜑 ∧ ℎ ∈ (𝑃 pSyl 𝐺)) → 𝐾 ∈ (𝑃 pSyl 𝐺))
55		simpr 490	. . . . . . . 8 ⊢ ((𝜑 ∧ ℎ ∈ (𝑃 pSyl 𝐺)) → ℎ ∈ (𝑃 pSyl 𝐺))
56	1	adantr 486	. . . . . . . . . 10 ⊢ ((𝜑 ∧ ℎ ∈ (𝑃 pSyl 𝐺)) → 𝑋 ∈ Fin)
57	5, 56, 55, 54, 17, 41	sylow2 19833	. . . . . . . . 9 ⊢ ((𝜑 ∧ ℎ ∈ (𝑃 pSyl 𝐺)) → ∃𝑢 ∈ 𝑋 ℎ = ran (𝑧 ∈ 𝐾 ↦ ((𝑢 + 𝑧) − 𝑢)))
58		eqcom 2768	. . . . . . . . . . 11 ⊢ ((𝑢 ⊕ 𝐾) = ℎ ↔ ℎ = (𝑢 ⊕ 𝐾))
59		simpr 490	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ ℎ ∈ (𝑃 pSyl 𝐺)) ∧ 𝑢 ∈ 𝑋) → 𝑢 ∈ 𝑋)
60	54	adantr 486	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ ℎ ∈ (𝑃 pSyl 𝐺)) ∧ 𝑢 ∈ 𝑋) → 𝐾 ∈ (𝑃 pSyl 𝐺))
61		mptexg 7225	. . . . . . . . . . . . . 14 ⊢ (𝐾 ∈ (𝑃 pSyl 𝐺) → (𝑧 ∈ 𝐾 ↦ ((𝑢 + 𝑧) − 𝑢)) ∈ V)
62		rnexg 7912	. . . . . . . . . . . . . 14 ⊢ ((𝑧 ∈ 𝐾 ↦ ((𝑢 + 𝑧) − 𝑢)) ∈ V → ran (𝑧 ∈ 𝐾 ↦ ((𝑢 + 𝑧) − 𝑢)) ∈ V)
63	60, 61, 62	3syl 19	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ ℎ ∈ (𝑃 pSyl 𝐺)) ∧ 𝑢 ∈ 𝑋) → ran (𝑧 ∈ 𝐾 ↦ ((𝑢 + 𝑧) − 𝑢)) ∈ V)
64		simpr 490	. . . . . . . . . . . . . . . 16 ⊢ ((𝑥 = 𝑢 ∧ 𝑦 = 𝐾) → 𝑦 = 𝐾)
65		simpl 488	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝑥 = 𝑢 ∧ 𝑦 = 𝐾) → 𝑥 = 𝑢)
66	65	oveq1d 7433	. . . . . . . . . . . . . . . . 17 ⊢ ((𝑥 = 𝑢 ∧ 𝑦 = 𝐾) → (𝑥 + 𝑧) = (𝑢 + 𝑧))
67	66, 65	oveq12d 7436	. . . . . . . . . . . . . . . 16 ⊢ ((𝑥 = 𝑢 ∧ 𝑦 = 𝐾) → ((𝑥 + 𝑧) − 𝑥) = ((𝑢 + 𝑧) − 𝑢))
68	64, 67	mpteq12dv 5192	. . . . . . . . . . . . . . 15 ⊢ ((𝑥 = 𝑢 ∧ 𝑦 = 𝐾) → (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥)) = (𝑧 ∈ 𝐾 ↦ ((𝑢 + 𝑧) − 𝑢)))
69	68	rneqd 5920	. . . . . . . . . . . . . 14 ⊢ ((𝑥 = 𝑢 ∧ 𝑦 = 𝐾) → ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥)) = ran (𝑧 ∈ 𝐾 ↦ ((𝑢 + 𝑧) − 𝑢)))
70	69, 42	ovmpoga 7572	. . . . . . . . . . . . 13 ⊢ ((𝑢 ∈ 𝑋 ∧ 𝐾 ∈ (𝑃 pSyl 𝐺) ∧ ran (𝑧 ∈ 𝐾 ↦ ((𝑢 + 𝑧) − 𝑢)) ∈ V) → (𝑢 ⊕ 𝐾) = ran (𝑧 ∈ 𝐾 ↦ ((𝑢 + 𝑧) − 𝑢)))
71	59, 60, 63, 70	syl3anc 1398	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ ℎ ∈ (𝑃 pSyl 𝐺)) ∧ 𝑢 ∈ 𝑋) → (𝑢 ⊕ 𝐾) = ran (𝑧 ∈ 𝐾 ↦ ((𝑢 + 𝑧) − 𝑢)))
72	71	eqeq2d 2772	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ ℎ ∈ (𝑃 pSyl 𝐺)) ∧ 𝑢 ∈ 𝑋) → (ℎ = (𝑢 ⊕ 𝐾) ↔ ℎ = ran (𝑧 ∈ 𝐾 ↦ ((𝑢 + 𝑧) − 𝑢))))
73	58, 72	bitrid 286	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ℎ ∈ (𝑃 pSyl 𝐺)) ∧ 𝑢 ∈ 𝑋) → ((𝑢 ⊕ 𝐾) = ℎ ↔ ℎ = ran (𝑧 ∈ 𝐾 ↦ ((𝑢 + 𝑧) − 𝑢))))
74	73	rexbidva 3185	. . . . . . . . 9 ⊢ ((𝜑 ∧ ℎ ∈ (𝑃 pSyl 𝐺)) → (∃𝑢 ∈ 𝑋 (𝑢 ⊕ 𝐾) = ℎ ↔ ∃𝑢 ∈ 𝑋 ℎ = ran (𝑧 ∈ 𝐾 ↦ ((𝑢 + 𝑧) − 𝑢))))
75	57, 74	mpbird 260	. . . . . . . 8 ⊢ ((𝜑 ∧ ℎ ∈ (𝑃 pSyl 𝐺)) → ∃𝑢 ∈ 𝑋 (𝑢 ⊕ 𝐾) = ℎ)
76	47	gaorb 19514	. . . . . . . 8 ⊢ (𝐾{⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)}ℎ ↔ (𝐾 ∈ (𝑃 pSyl 𝐺) ∧ ℎ ∈ (𝑃 pSyl 𝐺) ∧ ∃𝑢 ∈ 𝑋 (𝑢 ⊕ 𝐾) = ℎ))
77	54, 55, 75, 76	syl3anbrc 1362	. . . . . . 7 ⊢ ((𝜑 ∧ ℎ ∈ (𝑃 pSyl 𝐺)) → 𝐾{⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)}ℎ)
78		elecg 8755	. . . . . . . 8 ⊢ ((ℎ ∈ (𝑃 pSyl 𝐺) ∧ 𝐾 ∈ (𝑃 pSyl 𝐺)) → (ℎ ∈ [𝐾]{⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)} ↔ 𝐾{⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)}ℎ))
79	55, 54, 78	syl2anc 596	. . . . . . 7 ⊢ ((𝜑 ∧ ℎ ∈ (𝑃 pSyl 𝐺)) → (ℎ ∈ [𝐾]{⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)} ↔ 𝐾{⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)}ℎ))
80	77, 79	mpbird 260	. . . . . 6 ⊢ ((𝜑 ∧ ℎ ∈ (𝑃 pSyl 𝐺)) → ℎ ∈ [𝐾]{⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)})
81	53, 80	eqelssd 3952	. . . . 5 ⊢ (𝜑 → [𝐾]{⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)} = (𝑃 pSyl 𝐺))
82	81	fveq2d 6887	. . . 4 ⊢ (𝜑 → (♯‘[𝐾]{⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)}) = (♯‘(𝑃 pSyl 𝐺)))
83	5, 15, 1, 40, 17, 41, 42, 44, 45, 16	sylow3lem2 19835	. . . . 5 ⊢ (𝜑 → 𝐻 = 𝑁)
84	83	fveq2d 6887	. . . 4 ⊢ (𝜑 → (♯‘𝐻) = (♯‘𝑁))
85	82, 84	oveq12d 7436	. . 3 ⊢ (𝜑 → ((♯‘[𝐾]{⟨𝑥, 𝑦⟩ ∣ ({𝑥, 𝑦} ⊆ (𝑃 pSyl 𝐺) ∧ ∃𝑔 ∈ 𝑋 (𝑔 ⊕ 𝑥) = 𝑦)}) · (♯‘𝐻)) = ((♯‘(𝑃 pSyl 𝐺)) · (♯‘𝑁)))
86	49, 50, 85	3eqtr3rd 2805	. 2 ⊢ (𝜑 → ((♯‘(𝑃 pSyl 𝐺)) · (♯‘𝑁)) = ((♯‘(𝑋 / (𝐺 ~_QG 𝑁))) · (♯‘𝑁)))
87	14, 26, 38, 39, 86	mulcan2ad 11945	1 ⊢ (𝜑 → (♯‘(𝑃 pSyl 𝐺)) = (♯‘(𝑋 / (𝐺 ~_QG 𝑁))))

Colors of variables: wff setvar class

This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 = wceq 1570 ∈ wcel 2145 ≠ wne 2956 ∀wral 3077 ∃wrex 3087 {crab 3413 Vcvv 3451 ⊆ wss 3899 ∅c0 4279 𝒫 cpw 4557 {cpr 4586 class class class wbr 5103 {copab 5167 ↦ cmpt 5186 ran crn 5652 ‘cfv 6537 (class class class)co 7418 ∈ cmpo 7420 Er wer 8707 [cec 8708 / cqs 8709 Fincfn 8966 · cmul 11198 ℕcn 12328 ℕ₀cn0 12599 ♯chash 14467 ℙcprime 16839 Basecbs 17380 +_gcplusg 17421 0_gc0g 17603 Grpcgrp 19137 -_gcsg 19139 SubGrpcsubg 19323 ~_QG cqg 19325 GrpAct cga 19496 pSyl cslw 19734

This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-rep 5232 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7749 ax-inf2 9635 ax-cnex 11249 ax-resscn 11250 ax-1cn 11251 ax-icn 11252 ax-addcl 11253 ax-addrcl 11254 ax-mulcl 11255 ax-mulrcl 11256 ax-mulcom 11257 ax-addass 11258 ax-mulass 11259 ax-distr 11260 ax-i2m1 11261 ax-1ne0 11262 ax-1rid 11263 ax-rnegex 11264 ax-rrecex 11265 ax-cnre 11266 ax-pre-lttri 11267 ax-pre-lttrn 11268 ax-pre-ltadd 11269 ax-pre-mulgt0 11270 ax-pre-sup 11271

This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-disj 5071 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-se 5605 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 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 7375 df-ov 7421 df-oprab 7422 df-mpo 7423 df-om 7876 df-1st 7999 df-2nd 8000 df-frecs 8292 df-wrecs 8323 df-recs 8372 df-rdg 8411 df-1o 8469 df-2o 8470 df-oadd 8473 df-omul 8474 df-er 8710 df-ec 8712 df-qs 8716 df-map 8842 df-en 8967 df-dom 8968 df-sdom 8969 df-fin 8970 df-sup 9427 df-inf 9428 df-oi 9497 df-dju 9975 df-card 10013 df-acn 10016 df-pnf 11338 df-mnf 11339 df-xr 11340 df-ltxr 11341 df-le 11342 df-sub 11536 df-neg 11537 df-div 11967 df-nn 12329 df-2 12398 df-3 12399 df-n0 12600 df-xnn0 12673 df-z 12687 df-uz 12959 df-q 13069 df-rp 13114 df-fz 13633 df-fzo 13782 df-fl 13925 df-mod 14003 df-seq 14138 df-exp 14198 df-fac 14411 df-bc 14440 df-hash 14468 df-cj 15259 df-re 15260 df-im 15261 df-sqrt 15395 df-abs 15396 df-clim 15648 df-sum 15847 df-dvds 16416 df-gcd 16658 df-prm 16840 df-pc 17008 df-sets 17335 df-slot 17353 df-ndx 17365 df-base 17381 df-ress 17402 df-plusg 17434 df-0g 17605 df-mgm 18809 df-sgrp 18901 df-mnd 18917 df-submnd 18972 df-grp 19140 df-minusg 19141 df-sbg 19142 df-mulg 19271 df-subg 19326 df-eqg 19328 df-ghm 19421 df-ga 19497 df-od 19735 df-pgp 19737 df-slw 19738

This theorem is used by: sylow3lem4 19837

W3C validator