Metamath Proof Explorer


Theorem slwhash

Description: A sylow subgroup has cardinality equal to the maximum power of P dividing the group. (Contributed by Mario Carneiro, 18-Jan-2015)

Ref Expression
Hypotheses fislw.1 ⊢ 𝑋 = ( Base ‘ 𝐺 )
slwhash.3 ⊢ ( 𝜑 → 𝑋 ∈ Fin )
slwhash.4 ⊢ ( 𝜑 → 𝐻 ∈ ( 𝑃 pSyl 𝐺 ) )
Assertion slwhash ( 𝜑 → ( ♯ ‘ 𝐻 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) )

Proof

Step Hyp Ref Expression
1 fislw.1 ⊢ 𝑋 = ( Base ‘ 𝐺 )
2 slwhash.3 ⊢ ( 𝜑 → 𝑋 ∈ Fin )
3 slwhash.4 ⊢ ( 𝜑 → 𝐻 ∈ ( 𝑃 pSyl 𝐺 ) )
4 slwsubg ⊢ ( 𝐻 ∈ ( 𝑃 pSyl 𝐺 ) → 𝐻 ∈ ( SubGrp ‘ 𝐺 ) )
5 3 4 syl ⊢ ( 𝜑 → 𝐻 ∈ ( SubGrp ‘ 𝐺 ) )
6 subgrcl ⊢ ( 𝐻 ∈ ( SubGrp ‘ 𝐺 ) → 𝐺 ∈ Grp )
7 5 6 syl ⊢ ( 𝜑 → 𝐺 ∈ Grp )
8 slwprm ⊢ ( 𝐻 ∈ ( 𝑃 pSyl 𝐺 ) → 𝑃 ∈ ℙ )
9 3 8 syl ⊢ ( 𝜑 → 𝑃 ∈ ℙ )
10 1 grpbn0 ⊢ ( 𝐺 ∈ Grp → 𝑋 ≠ ∅ )
11 7 10 syl ⊢ ( 𝜑 → 𝑋 ≠ ∅ )
12 hashnncl ⊢ ( 𝑋 ∈ Fin → ( ( ♯ ‘ 𝑋 ) ∈ ℕ ↔ 𝑋 ≠ ∅ ) )
13 2 12 syl ⊢ ( 𝜑 → ( ( ♯ ‘ 𝑋 ) ∈ ℕ ↔ 𝑋 ≠ ∅ ) )
14 11 13 mpbird ⊢ ( 𝜑 → ( ♯ ‘ 𝑋 ) ∈ ℕ )
15 9 14 pccld ⊢ ( 𝜑 → ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ∈ ℕ0 )
16 pcdvds ⊢ ( ( 𝑃 ∈ ℙ ∧ ( ♯ ‘ 𝑋 ) ∈ ℕ ) → ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ∥ ( ♯ ‘ 𝑋 ) )
17 9 14 16 syl2anc ⊢ ( 𝜑 → ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ∥ ( ♯ ‘ 𝑋 ) )
18 1 7 2 9 15 17 sylow1 ⊢ ( 𝜑 → ∃ 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) )
19 2 adantr ⊢ ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) → 𝑋 ∈ Fin )
20 5 adantr ⊢ ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) → 𝐻 ∈ ( SubGrp ‘ 𝐺 ) )
21 simprl ⊢ ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) → 𝑘 ∈ ( SubGrp ‘ 𝐺 ) )
22 eqid ⊢ ( +g ‘ 𝐺 ) = ( +g ‘ 𝐺 )
23 eqid ⊢ ( 𝐺 ↾s 𝐻 ) = ( 𝐺 ↾s 𝐻 )
24 23 slwpgp ⊢ ( 𝐻 ∈ ( 𝑃 pSyl 𝐺 ) → 𝑃 pGrp ( 𝐺 ↾s 𝐻 ) )
25 3 24 syl ⊢ ( 𝜑 → 𝑃 pGrp ( 𝐺 ↾s 𝐻 ) )
26 25 adantr ⊢ ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) → 𝑃 pGrp ( 𝐺 ↾s 𝐻 ) )
27 simprr ⊢ ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) → ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) )
28 eqid ⊢ ( -g ‘ 𝐺 ) = ( -g ‘ 𝐺 )
29 1 19 20 21 22 26 27 28 sylow2b ⊢ ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) → ∃ 𝑔 ∈ 𝑋 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) )
30 simprr ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) )
31 3 ad2antrr ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → 𝐻 ∈ ( 𝑃 pSyl 𝐺 ) )
32 31 8 syl ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → 𝑃 ∈ ℙ )
33 15 ad2antrr ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ∈ ℕ0 )
34 21 adantr ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → 𝑘 ∈ ( SubGrp ‘ 𝐺 ) )
35 simprl ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → 𝑔 ∈ 𝑋 )
36 eqid ⊢ ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) = ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) )
37 1 22 28 36 conjsubg ⊢ ( ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ 𝑔 ∈ 𝑋 ) → ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ∈ ( SubGrp ‘ 𝐺 ) )
38 34 35 37 syl2anc ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ∈ ( SubGrp ‘ 𝐺 ) )
39 eqid ⊢ ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) = ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) )
40 39 subgbas ⊢ ( ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ∈ ( SubGrp ‘ 𝐺 ) → ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) = ( Base ‘ ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) )
41 38 40 syl ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) = ( Base ‘ ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) )
42 41 fveq2d ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ( ♯ ‘ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) = ( ♯ ‘ ( Base ‘ ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) ) )
43 1 22 28 36 conjsubgen ⊢ ( ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ 𝑔 ∈ 𝑋 ) → 𝑘 ≈ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) )
44 34 35 43 syl2anc ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → 𝑘 ≈ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) )
45 2 ad2antrr ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → 𝑋 ∈ Fin )
46 1 subgss ⊢ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) → 𝑘 ⊆ 𝑋 )
47 34 46 syl ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → 𝑘 ⊆ 𝑋 )
48 45 47 ssfid ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → 𝑘 ∈ Fin )
49 1 subgss ⊢ ( ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ∈ ( SubGrp ‘ 𝐺 ) → ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ⊆ 𝑋 )
50 38 49 syl ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ⊆ 𝑋 )
51 45 50 ssfid ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ∈ Fin )
52 hashen ⊢ ( ( 𝑘 ∈ Fin ∧ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ∈ Fin ) → ( ( ♯ ‘ 𝑘 ) = ( ♯ ‘ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ↔ 𝑘 ≈ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) )
53 48 51 52 syl2anc ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ( ( ♯ ‘ 𝑘 ) = ( ♯ ‘ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ↔ 𝑘 ≈ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) )
54 44 53 mpbird ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ( ♯ ‘ 𝑘 ) = ( ♯ ‘ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) )
55 simplrr ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) )
56 54 55 eqtr3d ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ( ♯ ‘ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) )
57 42 56 eqtr3d ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ( ♯ ‘ ( Base ‘ ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) )
58 oveq2 ⊢ ( 𝑛 = ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) → ( 𝑃 ↑ 𝑛 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) )
59 58 rspceeqv ⊢ ( ( ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ∈ ℕ0 ∧ ( ♯ ‘ ( Base ‘ ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) → ∃ 𝑛 ∈ ℕ0 ( ♯ ‘ ( Base ‘ ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) ) = ( 𝑃 ↑ 𝑛 ) )
60 33 57 59 syl2anc ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ∃ 𝑛 ∈ ℕ0 ( ♯ ‘ ( Base ‘ ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) ) = ( 𝑃 ↑ 𝑛 ) )
61 39 subggrp ⊢ ( ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ∈ ( SubGrp ‘ 𝐺 ) → ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ∈ Grp )
62 38 61 syl ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ∈ Grp )
63 41 51 eqeltrrd ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ( Base ‘ ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) ∈ Fin )
64 eqid ⊢ ( Base ‘ ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) = ( Base ‘ ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) )
65 64 pgpfi ⊢ ( ( ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ∈ Grp ∧ ( Base ‘ ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) ∈ Fin ) → ( 𝑃 pGrp ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ↔ ( 𝑃 ∈ ℙ ∧ ∃ 𝑛 ∈ ℕ0 ( ♯ ‘ ( Base ‘ ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) ) = ( 𝑃 ↑ 𝑛 ) ) ) )
66 62 63 65 syl2anc ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ( 𝑃 pGrp ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ↔ ( 𝑃 ∈ ℙ ∧ ∃ 𝑛 ∈ ℕ0 ( ♯ ‘ ( Base ‘ ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) ) = ( 𝑃 ↑ 𝑛 ) ) ) )
67 32 60 66 mpbir2and ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → 𝑃 pGrp ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) )
68 39 slwispgp ⊢ ( ( 𝐻 ∈ ( 𝑃 pSyl 𝐺 ) ∧ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ∈ ( SubGrp ‘ 𝐺 ) ) → ( ( 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ∧ 𝑃 pGrp ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) ↔ 𝐻 = ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) )
69 31 38 68 syl2anc ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ( ( 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ∧ 𝑃 pGrp ( 𝐺 ↾s ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) ↔ 𝐻 = ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) )
70 30 67 69 mpbi2and ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → 𝐻 = ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) )
71 70 fveq2d ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ( ♯ ‘ 𝐻 ) = ( ♯ ‘ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) )
72 71 56 eqtrd ⊢ ( ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) ∧ ( 𝑔 ∈ 𝑋 ∧ 𝐻 ⊆ ran ( 𝑥 ∈ 𝑘 ↦ ( ( 𝑔 ( +g ‘ 𝐺 ) 𝑥 ) ( -g ‘ 𝐺 ) 𝑔 ) ) ) ) → ( ♯ ‘ 𝐻 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) )
73 29 72 rexlimddv ⊢ ( ( 𝜑 ∧ ( 𝑘 ∈ ( SubGrp ‘ 𝐺 ) ∧ ( ♯ ‘ 𝑘 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) ) ) → ( ♯ ‘ 𝐻 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) )
74 18 73 rexlimddv ⊢ ( 𝜑 → ( ♯ ‘ 𝐻 ) = ( 𝑃 ↑ ( 𝑃 pCnt ( ♯ ‘ 𝑋 ) ) ) )