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Theorem mthmpps 34562
Description: Given a theorem, there is an explicitly definable witnessing provable pre-statement for the provability of the theorem. (However, this pre-statement requires infinitely many disjoint variable conditions, which is sometimes inconvenient.) (Contributed by Mario Carneiro, 18-Jul-2016.)
Hypotheses
Ref Expression
mthmpps.r 𝑅 = (mStRedβ€˜π‘‡)
mthmpps.j 𝐽 = (mPPStβ€˜π‘‡)
mthmpps.u π‘ˆ = (mThmβ€˜π‘‡)
mthmpps.d 𝐷 = (mDVβ€˜π‘‡)
mthmpps.v 𝑉 = (mVarsβ€˜π‘‡)
mthmpps.z 𝑍 = βˆͺ (𝑉 β€œ (𝐻 βˆͺ {𝐴}))
mthmpps.m 𝑀 = (𝐢 βˆͺ (𝐷 βˆ– (𝑍 Γ— 𝑍)))
Assertion
Ref Expression
mthmpps (𝑇 ∈ mFS β†’ (⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ ↔ (βŸ¨π‘€, 𝐻, 𝐴⟩ ∈ 𝐽 ∧ (π‘…β€˜βŸ¨π‘€, 𝐻, 𝐴⟩) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))))

Proof of Theorem mthmpps
Dummy variable π‘₯ is distinct from all other variables.
StepHypRef Expression
1 mthmpps.m . . . . . . . 8 𝑀 = (𝐢 βˆͺ (𝐷 βˆ– (𝑍 Γ— 𝑍)))
2 mthmpps.u . . . . . . . . . . . . . 14 π‘ˆ = (mThmβ€˜π‘‡)
3 eqid 2733 . . . . . . . . . . . . . 14 (mPreStβ€˜π‘‡) = (mPreStβ€˜π‘‡)
42, 3mthmsta 34558 . . . . . . . . . . . . 13 π‘ˆ βŠ† (mPreStβ€˜π‘‡)
5 simpr 486 . . . . . . . . . . . . 13 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ)
64, 5sselid 3980 . . . . . . . . . . . 12 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ ⟨𝐢, 𝐻, 𝐴⟩ ∈ (mPreStβ€˜π‘‡))
7 mthmpps.d . . . . . . . . . . . . 13 𝐷 = (mDVβ€˜π‘‡)
8 eqid 2733 . . . . . . . . . . . . 13 (mExβ€˜π‘‡) = (mExβ€˜π‘‡)
97, 8, 3elmpst 34516 . . . . . . . . . . . 12 (⟨𝐢, 𝐻, 𝐴⟩ ∈ (mPreStβ€˜π‘‡) ↔ ((𝐢 βŠ† 𝐷 ∧ ◑𝐢 = 𝐢) ∧ (𝐻 βŠ† (mExβ€˜π‘‡) ∧ 𝐻 ∈ Fin) ∧ 𝐴 ∈ (mExβ€˜π‘‡)))
106, 9sylib 217 . . . . . . . . . . 11 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ ((𝐢 βŠ† 𝐷 ∧ ◑𝐢 = 𝐢) ∧ (𝐻 βŠ† (mExβ€˜π‘‡) ∧ 𝐻 ∈ Fin) ∧ 𝐴 ∈ (mExβ€˜π‘‡)))
1110simp1d 1143 . . . . . . . . . 10 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ (𝐢 βŠ† 𝐷 ∧ ◑𝐢 = 𝐢))
1211simpld 496 . . . . . . . . 9 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ 𝐢 βŠ† 𝐷)
13 difssd 4132 . . . . . . . . 9 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ (𝐷 βˆ– (𝑍 Γ— 𝑍)) βŠ† 𝐷)
1412, 13unssd 4186 . . . . . . . 8 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ (𝐢 βˆͺ (𝐷 βˆ– (𝑍 Γ— 𝑍))) βŠ† 𝐷)
151, 14eqsstrid 4030 . . . . . . 7 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ 𝑀 βŠ† 𝐷)
1611simprd 497 . . . . . . . . 9 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ ◑𝐢 = 𝐢)
17 cnvdif 6141 . . . . . . . . . . 11 β—‘(𝐷 βˆ– (𝑍 Γ— 𝑍)) = (◑𝐷 βˆ– β—‘(𝑍 Γ— 𝑍))
18 cnvdif 6141 . . . . . . . . . . . . . 14 β—‘(((mVRβ€˜π‘‡) Γ— (mVRβ€˜π‘‡)) βˆ– I ) = (β—‘((mVRβ€˜π‘‡) Γ— (mVRβ€˜π‘‡)) βˆ– β—‘ I )
19 cnvxp 6154 . . . . . . . . . . . . . . 15 β—‘((mVRβ€˜π‘‡) Γ— (mVRβ€˜π‘‡)) = ((mVRβ€˜π‘‡) Γ— (mVRβ€˜π‘‡))
20 cnvi 6139 . . . . . . . . . . . . . . 15 β—‘ I = I
2119, 20difeq12i 4120 . . . . . . . . . . . . . 14 (β—‘((mVRβ€˜π‘‡) Γ— (mVRβ€˜π‘‡)) βˆ– β—‘ I ) = (((mVRβ€˜π‘‡) Γ— (mVRβ€˜π‘‡)) βˆ– I )
2218, 21eqtri 2761 . . . . . . . . . . . . 13 β—‘(((mVRβ€˜π‘‡) Γ— (mVRβ€˜π‘‡)) βˆ– I ) = (((mVRβ€˜π‘‡) Γ— (mVRβ€˜π‘‡)) βˆ– I )
23 eqid 2733 . . . . . . . . . . . . . . 15 (mVRβ€˜π‘‡) = (mVRβ€˜π‘‡)
2423, 7mdvval 34484 . . . . . . . . . . . . . 14 𝐷 = (((mVRβ€˜π‘‡) Γ— (mVRβ€˜π‘‡)) βˆ– I )
2524cnveqi 5873 . . . . . . . . . . . . 13 ◑𝐷 = β—‘(((mVRβ€˜π‘‡) Γ— (mVRβ€˜π‘‡)) βˆ– I )
2622, 25, 243eqtr4i 2771 . . . . . . . . . . . 12 ◑𝐷 = 𝐷
27 cnvxp 6154 . . . . . . . . . . . 12 β—‘(𝑍 Γ— 𝑍) = (𝑍 Γ— 𝑍)
2826, 27difeq12i 4120 . . . . . . . . . . 11 (◑𝐷 βˆ– β—‘(𝑍 Γ— 𝑍)) = (𝐷 βˆ– (𝑍 Γ— 𝑍))
2917, 28eqtri 2761 . . . . . . . . . 10 β—‘(𝐷 βˆ– (𝑍 Γ— 𝑍)) = (𝐷 βˆ– (𝑍 Γ— 𝑍))
3029a1i 11 . . . . . . . . 9 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ β—‘(𝐷 βˆ– (𝑍 Γ— 𝑍)) = (𝐷 βˆ– (𝑍 Γ— 𝑍)))
3116, 30uneq12d 4164 . . . . . . . 8 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ (◑𝐢 βˆͺ β—‘(𝐷 βˆ– (𝑍 Γ— 𝑍))) = (𝐢 βˆͺ (𝐷 βˆ– (𝑍 Γ— 𝑍))))
321cnveqi 5873 . . . . . . . . 9 ◑𝑀 = β—‘(𝐢 βˆͺ (𝐷 βˆ– (𝑍 Γ— 𝑍)))
33 cnvun 6140 . . . . . . . . 9 β—‘(𝐢 βˆͺ (𝐷 βˆ– (𝑍 Γ— 𝑍))) = (◑𝐢 βˆͺ β—‘(𝐷 βˆ– (𝑍 Γ— 𝑍)))
3432, 33eqtri 2761 . . . . . . . 8 ◑𝑀 = (◑𝐢 βˆͺ β—‘(𝐷 βˆ– (𝑍 Γ— 𝑍)))
3531, 34, 13eqtr4g 2798 . . . . . . 7 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ ◑𝑀 = 𝑀)
3615, 35jca 513 . . . . . 6 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ (𝑀 βŠ† 𝐷 ∧ ◑𝑀 = 𝑀))
3710simp2d 1144 . . . . . 6 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ (𝐻 βŠ† (mExβ€˜π‘‡) ∧ 𝐻 ∈ Fin))
3810simp3d 1145 . . . . . 6 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ 𝐴 ∈ (mExβ€˜π‘‡))
397, 8, 3elmpst 34516 . . . . . 6 (βŸ¨π‘€, 𝐻, 𝐴⟩ ∈ (mPreStβ€˜π‘‡) ↔ ((𝑀 βŠ† 𝐷 ∧ ◑𝑀 = 𝑀) ∧ (𝐻 βŠ† (mExβ€˜π‘‡) ∧ 𝐻 ∈ Fin) ∧ 𝐴 ∈ (mExβ€˜π‘‡)))
4036, 37, 38, 39syl3anbrc 1344 . . . . 5 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ βŸ¨π‘€, 𝐻, 𝐴⟩ ∈ (mPreStβ€˜π‘‡))
41 mthmpps.r . . . . . . . 8 𝑅 = (mStRedβ€˜π‘‡)
42 mthmpps.j . . . . . . . 8 𝐽 = (mPPStβ€˜π‘‡)
4341, 42, 2elmthm 34556 . . . . . . 7 (⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ ↔ βˆƒπ‘₯ ∈ 𝐽 (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))
445, 43sylib 217 . . . . . 6 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ βˆƒπ‘₯ ∈ 𝐽 (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))
45 eqid 2733 . . . . . . . 8 (mClsβ€˜π‘‡) = (mClsβ€˜π‘‡)
46 simpll 766 . . . . . . . 8 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ 𝑇 ∈ mFS)
4715adantr 482 . . . . . . . 8 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ 𝑀 βŠ† 𝐷)
4837simpld 496 . . . . . . . . 9 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ 𝐻 βŠ† (mExβ€˜π‘‡))
4948adantr 482 . . . . . . . 8 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ 𝐻 βŠ† (mExβ€˜π‘‡))
503, 42mppspst 34554 . . . . . . . . . . . . . . . . . . 19 𝐽 βŠ† (mPreStβ€˜π‘‡)
51 simprl 770 . . . . . . . . . . . . . . . . . . 19 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ π‘₯ ∈ 𝐽)
5250, 51sselid 3980 . . . . . . . . . . . . . . . . . 18 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ π‘₯ ∈ (mPreStβ€˜π‘‡))
533mpst123 34520 . . . . . . . . . . . . . . . . . 18 (π‘₯ ∈ (mPreStβ€˜π‘‡) β†’ π‘₯ = ⟨(1st β€˜(1st β€˜π‘₯)), (2nd β€˜(1st β€˜π‘₯)), (2nd β€˜π‘₯)⟩)
5452, 53syl 17 . . . . . . . . . . . . . . . . 17 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ π‘₯ = ⟨(1st β€˜(1st β€˜π‘₯)), (2nd β€˜(1st β€˜π‘₯)), (2nd β€˜π‘₯)⟩)
5554fveq2d 6893 . . . . . . . . . . . . . . . 16 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨(1st β€˜(1st β€˜π‘₯)), (2nd β€˜(1st β€˜π‘₯)), (2nd β€˜π‘₯)⟩))
56 simprr 772 . . . . . . . . . . . . . . . 16 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))
5755, 56eqtr3d 2775 . . . . . . . . . . . . . . 15 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ (π‘…β€˜βŸ¨(1st β€˜(1st β€˜π‘₯)), (2nd β€˜(1st β€˜π‘₯)), (2nd β€˜π‘₯)⟩) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))
5854, 52eqeltrrd 2835 . . . . . . . . . . . . . . . 16 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ ⟨(1st β€˜(1st β€˜π‘₯)), (2nd β€˜(1st β€˜π‘₯)), (2nd β€˜π‘₯)⟩ ∈ (mPreStβ€˜π‘‡))
59 mthmpps.v . . . . . . . . . . . . . . . . 17 𝑉 = (mVarsβ€˜π‘‡)
60 eqid 2733 . . . . . . . . . . . . . . . . 17 βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})) = βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)}))
6159, 3, 41, 60msrval 34518 . . . . . . . . . . . . . . . 16 (⟨(1st β€˜(1st β€˜π‘₯)), (2nd β€˜(1st β€˜π‘₯)), (2nd β€˜π‘₯)⟩ ∈ (mPreStβ€˜π‘‡) β†’ (π‘…β€˜βŸ¨(1st β€˜(1st β€˜π‘₯)), (2nd β€˜(1st β€˜π‘₯)), (2nd β€˜π‘₯)⟩) = ⟨((1st β€˜(1st β€˜π‘₯)) ∩ (βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})) Γ— βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})))), (2nd β€˜(1st β€˜π‘₯)), (2nd β€˜π‘₯)⟩)
6258, 61syl 17 . . . . . . . . . . . . . . 15 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ (π‘…β€˜βŸ¨(1st β€˜(1st β€˜π‘₯)), (2nd β€˜(1st β€˜π‘₯)), (2nd β€˜π‘₯)⟩) = ⟨((1st β€˜(1st β€˜π‘₯)) ∩ (βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})) Γ— βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})))), (2nd β€˜(1st β€˜π‘₯)), (2nd β€˜π‘₯)⟩)
63 mthmpps.z . . . . . . . . . . . . . . . . . 18 𝑍 = βˆͺ (𝑉 β€œ (𝐻 βˆͺ {𝐴}))
6459, 3, 41, 63msrval 34518 . . . . . . . . . . . . . . . . 17 (⟨𝐢, 𝐻, 𝐴⟩ ∈ (mPreStβ€˜π‘‡) β†’ (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩) = ⟨(𝐢 ∩ (𝑍 Γ— 𝑍)), 𝐻, 𝐴⟩)
656, 64syl 17 . . . . . . . . . . . . . . . 16 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩) = ⟨(𝐢 ∩ (𝑍 Γ— 𝑍)), 𝐻, 𝐴⟩)
6665adantr 482 . . . . . . . . . . . . . . 15 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩) = ⟨(𝐢 ∩ (𝑍 Γ— 𝑍)), 𝐻, 𝐴⟩)
6757, 62, 663eqtr3d 2781 . . . . . . . . . . . . . 14 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ ⟨((1st β€˜(1st β€˜π‘₯)) ∩ (βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})) Γ— βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})))), (2nd β€˜(1st β€˜π‘₯)), (2nd β€˜π‘₯)⟩ = ⟨(𝐢 ∩ (𝑍 Γ— 𝑍)), 𝐻, 𝐴⟩)
68 fvex 6902 . . . . . . . . . . . . . . . 16 (1st β€˜(1st β€˜π‘₯)) ∈ V
6968inex1 5317 . . . . . . . . . . . . . . 15 ((1st β€˜(1st β€˜π‘₯)) ∩ (βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})) Γ— βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})))) ∈ V
70 fvex 6902 . . . . . . . . . . . . . . 15 (2nd β€˜(1st β€˜π‘₯)) ∈ V
71 fvex 6902 . . . . . . . . . . . . . . 15 (2nd β€˜π‘₯) ∈ V
7269, 70, 71otth 5484 . . . . . . . . . . . . . 14 (⟨((1st β€˜(1st β€˜π‘₯)) ∩ (βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})) Γ— βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})))), (2nd β€˜(1st β€˜π‘₯)), (2nd β€˜π‘₯)⟩ = ⟨(𝐢 ∩ (𝑍 Γ— 𝑍)), 𝐻, 𝐴⟩ ↔ (((1st β€˜(1st β€˜π‘₯)) ∩ (βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})) Γ— βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})))) = (𝐢 ∩ (𝑍 Γ— 𝑍)) ∧ (2nd β€˜(1st β€˜π‘₯)) = 𝐻 ∧ (2nd β€˜π‘₯) = 𝐴))
7367, 72sylib 217 . . . . . . . . . . . . 13 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ (((1st β€˜(1st β€˜π‘₯)) ∩ (βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})) Γ— βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})))) = (𝐢 ∩ (𝑍 Γ— 𝑍)) ∧ (2nd β€˜(1st β€˜π‘₯)) = 𝐻 ∧ (2nd β€˜π‘₯) = 𝐴))
7473simp1d 1143 . . . . . . . . . . . 12 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ ((1st β€˜(1st β€˜π‘₯)) ∩ (βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})) Γ— βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})))) = (𝐢 ∩ (𝑍 Γ— 𝑍)))
7573simp2d 1144 . . . . . . . . . . . . . . . . . 18 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ (2nd β€˜(1st β€˜π‘₯)) = 𝐻)
7673simp3d 1145 . . . . . . . . . . . . . . . . . . 19 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ (2nd β€˜π‘₯) = 𝐴)
7776sneqd 4640 . . . . . . . . . . . . . . . . . 18 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ {(2nd β€˜π‘₯)} = {𝐴})
7875, 77uneq12d 4164 . . . . . . . . . . . . . . . . 17 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)}) = (𝐻 βˆͺ {𝐴}))
7978imaeq2d 6058 . . . . . . . . . . . . . . . 16 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})) = (𝑉 β€œ (𝐻 βˆͺ {𝐴})))
8079unieqd 4922 . . . . . . . . . . . . . . 15 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})) = βˆͺ (𝑉 β€œ (𝐻 βˆͺ {𝐴})))
8180, 63eqtr4di 2791 . . . . . . . . . . . . . 14 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})) = 𝑍)
8281sqxpeqd 5708 . . . . . . . . . . . . 13 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ (βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})) Γ— βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)}))) = (𝑍 Γ— 𝑍))
8382ineq2d 4212 . . . . . . . . . . . 12 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ ((1st β€˜(1st β€˜π‘₯)) ∩ (βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})) Γ— βˆͺ (𝑉 β€œ ((2nd β€˜(1st β€˜π‘₯)) βˆͺ {(2nd β€˜π‘₯)})))) = ((1st β€˜(1st β€˜π‘₯)) ∩ (𝑍 Γ— 𝑍)))
8474, 83eqtr3d 2775 . . . . . . . . . . 11 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ (𝐢 ∩ (𝑍 Γ— 𝑍)) = ((1st β€˜(1st β€˜π‘₯)) ∩ (𝑍 Γ— 𝑍)))
85 inss1 4228 . . . . . . . . . . 11 (𝐢 ∩ (𝑍 Γ— 𝑍)) βŠ† 𝐢
8684, 85eqsstrrdi 4037 . . . . . . . . . 10 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ ((1st β€˜(1st β€˜π‘₯)) ∩ (𝑍 Γ— 𝑍)) βŠ† 𝐢)
87 eqidd 2734 . . . . . . . . . . . . . . 15 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ (1st β€˜(1st β€˜π‘₯)) = (1st β€˜(1st β€˜π‘₯)))
8887, 75, 76oteq123d 4888 . . . . . . . . . . . . . 14 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ ⟨(1st β€˜(1st β€˜π‘₯)), (2nd β€˜(1st β€˜π‘₯)), (2nd β€˜π‘₯)⟩ = ⟨(1st β€˜(1st β€˜π‘₯)), 𝐻, 𝐴⟩)
8954, 88eqtrd 2773 . . . . . . . . . . . . 13 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ π‘₯ = ⟨(1st β€˜(1st β€˜π‘₯)), 𝐻, 𝐴⟩)
9089, 52eqeltrrd 2835 . . . . . . . . . . . 12 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ ⟨(1st β€˜(1st β€˜π‘₯)), 𝐻, 𝐴⟩ ∈ (mPreStβ€˜π‘‡))
917, 8, 3elmpst 34516 . . . . . . . . . . . . . 14 (⟨(1st β€˜(1st β€˜π‘₯)), 𝐻, 𝐴⟩ ∈ (mPreStβ€˜π‘‡) ↔ (((1st β€˜(1st β€˜π‘₯)) βŠ† 𝐷 ∧ β—‘(1st β€˜(1st β€˜π‘₯)) = (1st β€˜(1st β€˜π‘₯))) ∧ (𝐻 βŠ† (mExβ€˜π‘‡) ∧ 𝐻 ∈ Fin) ∧ 𝐴 ∈ (mExβ€˜π‘‡)))
9291simp1bi 1146 . . . . . . . . . . . . 13 (⟨(1st β€˜(1st β€˜π‘₯)), 𝐻, 𝐴⟩ ∈ (mPreStβ€˜π‘‡) β†’ ((1st β€˜(1st β€˜π‘₯)) βŠ† 𝐷 ∧ β—‘(1st β€˜(1st β€˜π‘₯)) = (1st β€˜(1st β€˜π‘₯))))
9392simpld 496 . . . . . . . . . . . 12 (⟨(1st β€˜(1st β€˜π‘₯)), 𝐻, 𝐴⟩ ∈ (mPreStβ€˜π‘‡) β†’ (1st β€˜(1st β€˜π‘₯)) βŠ† 𝐷)
9490, 93syl 17 . . . . . . . . . . 11 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ (1st β€˜(1st β€˜π‘₯)) βŠ† 𝐷)
9594ssdifd 4140 . . . . . . . . . 10 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ ((1st β€˜(1st β€˜π‘₯)) βˆ– (𝑍 Γ— 𝑍)) βŠ† (𝐷 βˆ– (𝑍 Γ— 𝑍)))
96 unss12 4182 . . . . . . . . . 10 ((((1st β€˜(1st β€˜π‘₯)) ∩ (𝑍 Γ— 𝑍)) βŠ† 𝐢 ∧ ((1st β€˜(1st β€˜π‘₯)) βˆ– (𝑍 Γ— 𝑍)) βŠ† (𝐷 βˆ– (𝑍 Γ— 𝑍))) β†’ (((1st β€˜(1st β€˜π‘₯)) ∩ (𝑍 Γ— 𝑍)) βˆͺ ((1st β€˜(1st β€˜π‘₯)) βˆ– (𝑍 Γ— 𝑍))) βŠ† (𝐢 βˆͺ (𝐷 βˆ– (𝑍 Γ— 𝑍))))
9786, 95, 96syl2anc 585 . . . . . . . . 9 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ (((1st β€˜(1st β€˜π‘₯)) ∩ (𝑍 Γ— 𝑍)) βˆͺ ((1st β€˜(1st β€˜π‘₯)) βˆ– (𝑍 Γ— 𝑍))) βŠ† (𝐢 βˆͺ (𝐷 βˆ– (𝑍 Γ— 𝑍))))
98 inundif 4478 . . . . . . . . . 10 (((1st β€˜(1st β€˜π‘₯)) ∩ (𝑍 Γ— 𝑍)) βˆͺ ((1st β€˜(1st β€˜π‘₯)) βˆ– (𝑍 Γ— 𝑍))) = (1st β€˜(1st β€˜π‘₯))
9998eqcomi 2742 . . . . . . . . 9 (1st β€˜(1st β€˜π‘₯)) = (((1st β€˜(1st β€˜π‘₯)) ∩ (𝑍 Γ— 𝑍)) βˆͺ ((1st β€˜(1st β€˜π‘₯)) βˆ– (𝑍 Γ— 𝑍)))
10097, 99, 13sstr4g 4027 . . . . . . . 8 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ (1st β€˜(1st β€˜π‘₯)) βŠ† 𝑀)
101 ssidd 4005 . . . . . . . 8 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ 𝐻 βŠ† 𝐻)
1027, 8, 45, 46, 47, 49, 100, 101ss2mcls 34548 . . . . . . 7 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ ((1st β€˜(1st β€˜π‘₯))(mClsβ€˜π‘‡)𝐻) βŠ† (𝑀(mClsβ€˜π‘‡)𝐻))
10389, 51eqeltrrd 2835 . . . . . . . 8 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ ⟨(1st β€˜(1st β€˜π‘₯)), 𝐻, 𝐴⟩ ∈ 𝐽)
1043, 42, 45elmpps 34553 . . . . . . . . 9 (⟨(1st β€˜(1st β€˜π‘₯)), 𝐻, 𝐴⟩ ∈ 𝐽 ↔ (⟨(1st β€˜(1st β€˜π‘₯)), 𝐻, 𝐴⟩ ∈ (mPreStβ€˜π‘‡) ∧ 𝐴 ∈ ((1st β€˜(1st β€˜π‘₯))(mClsβ€˜π‘‡)𝐻)))
105104simprbi 498 . . . . . . . 8 (⟨(1st β€˜(1st β€˜π‘₯)), 𝐻, 𝐴⟩ ∈ 𝐽 β†’ 𝐴 ∈ ((1st β€˜(1st β€˜π‘₯))(mClsβ€˜π‘‡)𝐻))
106103, 105syl 17 . . . . . . 7 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ 𝐴 ∈ ((1st β€˜(1st β€˜π‘₯))(mClsβ€˜π‘‡)𝐻))
107102, 106sseldd 3983 . . . . . 6 (((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) ∧ (π‘₯ ∈ 𝐽 ∧ (π‘…β€˜π‘₯) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))) β†’ 𝐴 ∈ (𝑀(mClsβ€˜π‘‡)𝐻))
10844, 107rexlimddv 3162 . . . . 5 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ 𝐴 ∈ (𝑀(mClsβ€˜π‘‡)𝐻))
1093, 42, 45elmpps 34553 . . . . 5 (βŸ¨π‘€, 𝐻, 𝐴⟩ ∈ 𝐽 ↔ (βŸ¨π‘€, 𝐻, 𝐴⟩ ∈ (mPreStβ€˜π‘‡) ∧ 𝐴 ∈ (𝑀(mClsβ€˜π‘‡)𝐻)))
11040, 108, 109sylanbrc 584 . . . 4 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ βŸ¨π‘€, 𝐻, 𝐴⟩ ∈ 𝐽)
1111ineq1i 4208 . . . . . . . 8 (𝑀 ∩ (𝑍 Γ— 𝑍)) = ((𝐢 βˆͺ (𝐷 βˆ– (𝑍 Γ— 𝑍))) ∩ (𝑍 Γ— 𝑍))
112 indir 4275 . . . . . . . 8 ((𝐢 βˆͺ (𝐷 βˆ– (𝑍 Γ— 𝑍))) ∩ (𝑍 Γ— 𝑍)) = ((𝐢 ∩ (𝑍 Γ— 𝑍)) βˆͺ ((𝐷 βˆ– (𝑍 Γ— 𝑍)) ∩ (𝑍 Γ— 𝑍)))
113 disjdifr 4472 . . . . . . . . . 10 ((𝐷 βˆ– (𝑍 Γ— 𝑍)) ∩ (𝑍 Γ— 𝑍)) = βˆ…
114 0ss 4396 . . . . . . . . . 10 βˆ… βŠ† (𝐢 ∩ (𝑍 Γ— 𝑍))
115113, 114eqsstri 4016 . . . . . . . . 9 ((𝐷 βˆ– (𝑍 Γ— 𝑍)) ∩ (𝑍 Γ— 𝑍)) βŠ† (𝐢 ∩ (𝑍 Γ— 𝑍))
116 ssequn2 4183 . . . . . . . . 9 (((𝐷 βˆ– (𝑍 Γ— 𝑍)) ∩ (𝑍 Γ— 𝑍)) βŠ† (𝐢 ∩ (𝑍 Γ— 𝑍)) ↔ ((𝐢 ∩ (𝑍 Γ— 𝑍)) βˆͺ ((𝐷 βˆ– (𝑍 Γ— 𝑍)) ∩ (𝑍 Γ— 𝑍))) = (𝐢 ∩ (𝑍 Γ— 𝑍)))
117115, 116mpbi 229 . . . . . . . 8 ((𝐢 ∩ (𝑍 Γ— 𝑍)) βˆͺ ((𝐷 βˆ– (𝑍 Γ— 𝑍)) ∩ (𝑍 Γ— 𝑍))) = (𝐢 ∩ (𝑍 Γ— 𝑍))
118111, 112, 1173eqtri 2765 . . . . . . 7 (𝑀 ∩ (𝑍 Γ— 𝑍)) = (𝐢 ∩ (𝑍 Γ— 𝑍))
119118a1i 11 . . . . . 6 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ (𝑀 ∩ (𝑍 Γ— 𝑍)) = (𝐢 ∩ (𝑍 Γ— 𝑍)))
120119oteq1d 4885 . . . . 5 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ ⟨(𝑀 ∩ (𝑍 Γ— 𝑍)), 𝐻, 𝐴⟩ = ⟨(𝐢 ∩ (𝑍 Γ— 𝑍)), 𝐻, 𝐴⟩)
12159, 3, 41, 63msrval 34518 . . . . . 6 (βŸ¨π‘€, 𝐻, 𝐴⟩ ∈ (mPreStβ€˜π‘‡) β†’ (π‘…β€˜βŸ¨π‘€, 𝐻, 𝐴⟩) = ⟨(𝑀 ∩ (𝑍 Γ— 𝑍)), 𝐻, 𝐴⟩)
12240, 121syl 17 . . . . 5 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ (π‘…β€˜βŸ¨π‘€, 𝐻, 𝐴⟩) = ⟨(𝑀 ∩ (𝑍 Γ— 𝑍)), 𝐻, 𝐴⟩)
123120, 122, 653eqtr4d 2783 . . . 4 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ (π‘…β€˜βŸ¨π‘€, 𝐻, 𝐴⟩) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))
124110, 123jca 513 . . 3 ((𝑇 ∈ mFS ∧ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ) β†’ (βŸ¨π‘€, 𝐻, 𝐴⟩ ∈ 𝐽 ∧ (π‘…β€˜βŸ¨π‘€, 𝐻, 𝐴⟩) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩)))
125124ex 414 . 2 (𝑇 ∈ mFS β†’ (⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ β†’ (βŸ¨π‘€, 𝐻, 𝐴⟩ ∈ 𝐽 ∧ (π‘…β€˜βŸ¨π‘€, 𝐻, 𝐴⟩) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))))
12641, 42, 2mthmi 34557 . 2 ((βŸ¨π‘€, 𝐻, 𝐴⟩ ∈ 𝐽 ∧ (π‘…β€˜βŸ¨π‘€, 𝐻, 𝐴⟩) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩)) β†’ ⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ)
127125, 126impbid1 224 1 (𝑇 ∈ mFS β†’ (⟨𝐢, 𝐻, 𝐴⟩ ∈ π‘ˆ ↔ (βŸ¨π‘€, 𝐻, 𝐴⟩ ∈ 𝐽 ∧ (π‘…β€˜βŸ¨π‘€, 𝐻, 𝐴⟩) = (π‘…β€˜βŸ¨πΆ, 𝐻, 𝐴⟩))))
Colors of variables: wff setvar class
Syntax hints:   β†’ wi 4   ↔ wb 205   ∧ wa 397   ∧ w3a 1088   = wceq 1542   ∈ wcel 2107  βˆƒwrex 3071   βˆ– cdif 3945   βˆͺ cun 3946   ∩ cin 3947   βŠ† wss 3948  βˆ…c0 4322  {csn 4628  βŸ¨cotp 4636  βˆͺ cuni 4908   I cid 5573   Γ— cxp 5674  β—‘ccnv 5675   β€œ cima 5679  β€˜cfv 6541  (class class class)co 7406  1st c1st 7970  2nd c2nd 7971  Fincfn 8936  mVRcmvar 34441  mExcmex 34447  mDVcmdv 34448  mVarscmvrs 34449  mPreStcmpst 34453  mStRedcmsr 34454  mFScmfs 34456  mClscmcls 34457  mPPStcmpps 34458  mThmcmthm 34459
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1798  ax-4 1812  ax-5 1914  ax-6 1972  ax-7 2012  ax-8 2109  ax-9 2117  ax-10 2138  ax-11 2155  ax-12 2172  ax-ext 2704  ax-rep 5285  ax-sep 5299  ax-nul 5306  ax-pow 5363  ax-pr 5427  ax-un 7722  ax-cnex 11163  ax-resscn 11164  ax-1cn 11165  ax-icn 11166  ax-addcl 11167  ax-addrcl 11168  ax-mulcl 11169  ax-mulrcl 11170  ax-mulcom 11171  ax-addass 11172  ax-mulass 11173  ax-distr 11174  ax-i2m1 11175  ax-1ne0 11176  ax-1rid 11177  ax-rnegex 11178  ax-rrecex 11179  ax-cnre 11180  ax-pre-lttri 11181  ax-pre-lttrn 11182  ax-pre-ltadd 11183  ax-pre-mulgt0 11184
This theorem depends on definitions:  df-bi 206  df-an 398  df-or 847  df-3or 1089  df-3an 1090  df-tru 1545  df-fal 1555  df-ex 1783  df-nf 1787  df-sb 2069  df-mo 2535  df-eu 2564  df-clab 2711  df-cleq 2725  df-clel 2811  df-nfc 2886  df-ne 2942  df-nel 3048  df-ral 3063  df-rex 3072  df-rmo 3377  df-reu 3378  df-rab 3434  df-v 3477  df-sbc 3778  df-csb 3894  df-dif 3951  df-un 3953  df-in 3955  df-ss 3965  df-pss 3967  df-nul 4323  df-if 4529  df-pw 4604  df-sn 4629  df-pr 4631  df-op 4635  df-ot 4637  df-uni 4909  df-int 4951  df-iun 4999  df-br 5149  df-opab 5211  df-mpt 5232  df-tr 5266  df-id 5574  df-eprel 5580  df-po 5588  df-so 5589  df-fr 5631  df-we 5633  df-xp 5682  df-rel 5683  df-cnv 5684  df-co 5685  df-dm 5686  df-rn 5687  df-res 5688  df-ima 5689  df-pred 6298  df-ord 6365  df-on 6366  df-lim 6367  df-suc 6368  df-iota 6493  df-fun 6543  df-fn 6544  df-f 6545  df-f1 6546  df-fo 6547  df-f1o 6548  df-fv 6549  df-riota 7362  df-ov 7409  df-oprab 7410  df-mpo 7411  df-om 7853  df-1st 7972  df-2nd 7973  df-frecs 8263  df-wrecs 8294  df-recs 8368  df-rdg 8407  df-1o 8463  df-er 8700  df-map 8819  df-pm 8820  df-en 8937  df-dom 8938  df-sdom 8939  df-fin 8940  df-card 9931  df-pnf 11247  df-mnf 11248  df-xr 11249  df-ltxr 11250  df-le 11251  df-sub 11443  df-neg 11444  df-nn 12210  df-2 12272  df-n0 12470  df-z 12556  df-uz 12820  df-fz 13482  df-fzo 13625  df-seq 13964  df-hash 14288  df-word 14462  df-concat 14518  df-s1 14543  df-struct 17077  df-sets 17094  df-slot 17112  df-ndx 17124  df-base 17142  df-ress 17171  df-plusg 17207  df-0g 17384  df-gsum 17385  df-mgm 18558  df-sgrp 18607  df-mnd 18623  df-submnd 18669  df-frmd 18727  df-mrex 34466  df-mex 34467  df-mdv 34468  df-mrsub 34470  df-msub 34471  df-mvh 34472  df-mpst 34473  df-msr 34474  df-msta 34475  df-mfs 34476  df-mcls 34477  df-mpps 34478  df-mthm 34479
This theorem is referenced by: (None)
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