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Theorem isopolem 7338
Description: Lemma for isopo 7339. (Contributed by Stefan O'Rear, 16-Nov-2014.)
Assertion
Ref Expression
isopolem (𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) → (𝑆 Po 𝐵𝑅 Po 𝐴))

Proof of Theorem isopolem
Dummy variables 𝑎 𝑏 𝑐 𝑑 𝑒 𝑓 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 isof1o 7316 . . . . . . . . . . 11 (𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) → 𝐻:𝐴1-1-onto𝐵)
2 f1of 6827 . . . . . . . . . . 11 (𝐻:𝐴1-1-onto𝐵𝐻:𝐴𝐵)
3 ffvelcdm 7077 . . . . . . . . . . . . 13 ((𝐻:𝐴𝐵𝑑𝐴) → (𝐻𝑑) ∈ 𝐵)
43ex 412 . . . . . . . . . . . 12 (𝐻:𝐴𝐵 → (𝑑𝐴 → (𝐻𝑑) ∈ 𝐵))
5 ffvelcdm 7077 . . . . . . . . . . . . 13 ((𝐻:𝐴𝐵𝑒𝐴) → (𝐻𝑒) ∈ 𝐵)
65ex 412 . . . . . . . . . . . 12 (𝐻:𝐴𝐵 → (𝑒𝐴 → (𝐻𝑒) ∈ 𝐵))
7 ffvelcdm 7077 . . . . . . . . . . . . 13 ((𝐻:𝐴𝐵𝑓𝐴) → (𝐻𝑓) ∈ 𝐵)
87ex 412 . . . . . . . . . . . 12 (𝐻:𝐴𝐵 → (𝑓𝐴 → (𝐻𝑓) ∈ 𝐵))
94, 6, 83anim123d 1439 . . . . . . . . . . 11 (𝐻:𝐴𝐵 → ((𝑑𝐴𝑒𝐴𝑓𝐴) → ((𝐻𝑑) ∈ 𝐵 ∧ (𝐻𝑒) ∈ 𝐵 ∧ (𝐻𝑓) ∈ 𝐵)))
101, 2, 93syl 18 . . . . . . . . . 10 (𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) → ((𝑑𝐴𝑒𝐴𝑓𝐴) → ((𝐻𝑑) ∈ 𝐵 ∧ (𝐻𝑒) ∈ 𝐵 ∧ (𝐻𝑓) ∈ 𝐵)))
1110imp 406 . . . . . . . . 9 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑒𝐴𝑓𝐴)) → ((𝐻𝑑) ∈ 𝐵 ∧ (𝐻𝑒) ∈ 𝐵 ∧ (𝐻𝑓) ∈ 𝐵))
12 breq12 5146 . . . . . . . . . . . . 13 ((𝑎 = (𝐻𝑑) ∧ 𝑎 = (𝐻𝑑)) → (𝑎𝑆𝑎 ↔ (𝐻𝑑)𝑆(𝐻𝑑)))
1312anidms 566 . . . . . . . . . . . 12 (𝑎 = (𝐻𝑑) → (𝑎𝑆𝑎 ↔ (𝐻𝑑)𝑆(𝐻𝑑)))
1413notbid 318 . . . . . . . . . . 11 (𝑎 = (𝐻𝑑) → (¬ 𝑎𝑆𝑎 ↔ ¬ (𝐻𝑑)𝑆(𝐻𝑑)))
15 breq1 5144 . . . . . . . . . . . . 13 (𝑎 = (𝐻𝑑) → (𝑎𝑆𝑏 ↔ (𝐻𝑑)𝑆𝑏))
1615anbi1d 629 . . . . . . . . . . . 12 (𝑎 = (𝐻𝑑) → ((𝑎𝑆𝑏𝑏𝑆𝑐) ↔ ((𝐻𝑑)𝑆𝑏𝑏𝑆𝑐)))
17 breq1 5144 . . . . . . . . . . . 12 (𝑎 = (𝐻𝑑) → (𝑎𝑆𝑐 ↔ (𝐻𝑑)𝑆𝑐))
1816, 17imbi12d 344 . . . . . . . . . . 11 (𝑎 = (𝐻𝑑) → (((𝑎𝑆𝑏𝑏𝑆𝑐) → 𝑎𝑆𝑐) ↔ (((𝐻𝑑)𝑆𝑏𝑏𝑆𝑐) → (𝐻𝑑)𝑆𝑐)))
1914, 18anbi12d 630 . . . . . . . . . 10 (𝑎 = (𝐻𝑑) → ((¬ 𝑎𝑆𝑎 ∧ ((𝑎𝑆𝑏𝑏𝑆𝑐) → 𝑎𝑆𝑐)) ↔ (¬ (𝐻𝑑)𝑆(𝐻𝑑) ∧ (((𝐻𝑑)𝑆𝑏𝑏𝑆𝑐) → (𝐻𝑑)𝑆𝑐))))
20 breq2 5145 . . . . . . . . . . . . 13 (𝑏 = (𝐻𝑒) → ((𝐻𝑑)𝑆𝑏 ↔ (𝐻𝑑)𝑆(𝐻𝑒)))
21 breq1 5144 . . . . . . . . . . . . 13 (𝑏 = (𝐻𝑒) → (𝑏𝑆𝑐 ↔ (𝐻𝑒)𝑆𝑐))
2220, 21anbi12d 630 . . . . . . . . . . . 12 (𝑏 = (𝐻𝑒) → (((𝐻𝑑)𝑆𝑏𝑏𝑆𝑐) ↔ ((𝐻𝑑)𝑆(𝐻𝑒) ∧ (𝐻𝑒)𝑆𝑐)))
2322imbi1d 341 . . . . . . . . . . 11 (𝑏 = (𝐻𝑒) → ((((𝐻𝑑)𝑆𝑏𝑏𝑆𝑐) → (𝐻𝑑)𝑆𝑐) ↔ (((𝐻𝑑)𝑆(𝐻𝑒) ∧ (𝐻𝑒)𝑆𝑐) → (𝐻𝑑)𝑆𝑐)))
2423anbi2d 628 . . . . . . . . . 10 (𝑏 = (𝐻𝑒) → ((¬ (𝐻𝑑)𝑆(𝐻𝑑) ∧ (((𝐻𝑑)𝑆𝑏𝑏𝑆𝑐) → (𝐻𝑑)𝑆𝑐)) ↔ (¬ (𝐻𝑑)𝑆(𝐻𝑑) ∧ (((𝐻𝑑)𝑆(𝐻𝑒) ∧ (𝐻𝑒)𝑆𝑐) → (𝐻𝑑)𝑆𝑐))))
25 breq2 5145 . . . . . . . . . . . . 13 (𝑐 = (𝐻𝑓) → ((𝐻𝑒)𝑆𝑐 ↔ (𝐻𝑒)𝑆(𝐻𝑓)))
2625anbi2d 628 . . . . . . . . . . . 12 (𝑐 = (𝐻𝑓) → (((𝐻𝑑)𝑆(𝐻𝑒) ∧ (𝐻𝑒)𝑆𝑐) ↔ ((𝐻𝑑)𝑆(𝐻𝑒) ∧ (𝐻𝑒)𝑆(𝐻𝑓))))
27 breq2 5145 . . . . . . . . . . . 12 (𝑐 = (𝐻𝑓) → ((𝐻𝑑)𝑆𝑐 ↔ (𝐻𝑑)𝑆(𝐻𝑓)))
2826, 27imbi12d 344 . . . . . . . . . . 11 (𝑐 = (𝐻𝑓) → ((((𝐻𝑑)𝑆(𝐻𝑒) ∧ (𝐻𝑒)𝑆𝑐) → (𝐻𝑑)𝑆𝑐) ↔ (((𝐻𝑑)𝑆(𝐻𝑒) ∧ (𝐻𝑒)𝑆(𝐻𝑓)) → (𝐻𝑑)𝑆(𝐻𝑓))))
2928anbi2d 628 . . . . . . . . . 10 (𝑐 = (𝐻𝑓) → ((¬ (𝐻𝑑)𝑆(𝐻𝑑) ∧ (((𝐻𝑑)𝑆(𝐻𝑒) ∧ (𝐻𝑒)𝑆𝑐) → (𝐻𝑑)𝑆𝑐)) ↔ (¬ (𝐻𝑑)𝑆(𝐻𝑑) ∧ (((𝐻𝑑)𝑆(𝐻𝑒) ∧ (𝐻𝑒)𝑆(𝐻𝑓)) → (𝐻𝑑)𝑆(𝐻𝑓)))))
3019, 24, 29rspc3v 3622 . . . . . . . . 9 (((𝐻𝑑) ∈ 𝐵 ∧ (𝐻𝑒) ∈ 𝐵 ∧ (𝐻𝑓) ∈ 𝐵) → (∀𝑎𝐵𝑏𝐵𝑐𝐵𝑎𝑆𝑎 ∧ ((𝑎𝑆𝑏𝑏𝑆𝑐) → 𝑎𝑆𝑐)) → (¬ (𝐻𝑑)𝑆(𝐻𝑑) ∧ (((𝐻𝑑)𝑆(𝐻𝑒) ∧ (𝐻𝑒)𝑆(𝐻𝑓)) → (𝐻𝑑)𝑆(𝐻𝑓)))))
3111, 30syl 17 . . . . . . . 8 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑒𝐴𝑓𝐴)) → (∀𝑎𝐵𝑏𝐵𝑐𝐵𝑎𝑆𝑎 ∧ ((𝑎𝑆𝑏𝑏𝑆𝑐) → 𝑎𝑆𝑐)) → (¬ (𝐻𝑑)𝑆(𝐻𝑑) ∧ (((𝐻𝑑)𝑆(𝐻𝑒) ∧ (𝐻𝑒)𝑆(𝐻𝑓)) → (𝐻𝑑)𝑆(𝐻𝑓)))))
32 simpl 482 . . . . . . . . . . 11 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑒𝐴𝑓𝐴)) → 𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵))
33 simpr1 1191 . . . . . . . . . . 11 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑒𝐴𝑓𝐴)) → 𝑑𝐴)
34 isorel 7319 . . . . . . . . . . 11 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑑𝐴)) → (𝑑𝑅𝑑 ↔ (𝐻𝑑)𝑆(𝐻𝑑)))
3532, 33, 33, 34syl12anc 834 . . . . . . . . . 10 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑒𝐴𝑓𝐴)) → (𝑑𝑅𝑑 ↔ (𝐻𝑑)𝑆(𝐻𝑑)))
3635notbid 318 . . . . . . . . 9 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑒𝐴𝑓𝐴)) → (¬ 𝑑𝑅𝑑 ↔ ¬ (𝐻𝑑)𝑆(𝐻𝑑)))
37 simpr2 1192 . . . . . . . . . . . 12 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑒𝐴𝑓𝐴)) → 𝑒𝐴)
38 isorel 7319 . . . . . . . . . . . 12 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑒𝐴)) → (𝑑𝑅𝑒 ↔ (𝐻𝑑)𝑆(𝐻𝑒)))
3932, 33, 37, 38syl12anc 834 . . . . . . . . . . 11 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑒𝐴𝑓𝐴)) → (𝑑𝑅𝑒 ↔ (𝐻𝑑)𝑆(𝐻𝑒)))
40 simpr3 1193 . . . . . . . . . . . 12 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑒𝐴𝑓𝐴)) → 𝑓𝐴)
41 isorel 7319 . . . . . . . . . . . 12 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑒𝐴𝑓𝐴)) → (𝑒𝑅𝑓 ↔ (𝐻𝑒)𝑆(𝐻𝑓)))
4232, 37, 40, 41syl12anc 834 . . . . . . . . . . 11 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑒𝐴𝑓𝐴)) → (𝑒𝑅𝑓 ↔ (𝐻𝑒)𝑆(𝐻𝑓)))
4339, 42anbi12d 630 . . . . . . . . . 10 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑒𝐴𝑓𝐴)) → ((𝑑𝑅𝑒𝑒𝑅𝑓) ↔ ((𝐻𝑑)𝑆(𝐻𝑒) ∧ (𝐻𝑒)𝑆(𝐻𝑓))))
44 isorel 7319 . . . . . . . . . . 11 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑓𝐴)) → (𝑑𝑅𝑓 ↔ (𝐻𝑑)𝑆(𝐻𝑓)))
4532, 33, 40, 44syl12anc 834 . . . . . . . . . 10 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑒𝐴𝑓𝐴)) → (𝑑𝑅𝑓 ↔ (𝐻𝑑)𝑆(𝐻𝑓)))
4643, 45imbi12d 344 . . . . . . . . 9 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑒𝐴𝑓𝐴)) → (((𝑑𝑅𝑒𝑒𝑅𝑓) → 𝑑𝑅𝑓) ↔ (((𝐻𝑑)𝑆(𝐻𝑒) ∧ (𝐻𝑒)𝑆(𝐻𝑓)) → (𝐻𝑑)𝑆(𝐻𝑓))))
4736, 46anbi12d 630 . . . . . . . 8 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑒𝐴𝑓𝐴)) → ((¬ 𝑑𝑅𝑑 ∧ ((𝑑𝑅𝑒𝑒𝑅𝑓) → 𝑑𝑅𝑓)) ↔ (¬ (𝐻𝑑)𝑆(𝐻𝑑) ∧ (((𝐻𝑑)𝑆(𝐻𝑒) ∧ (𝐻𝑒)𝑆(𝐻𝑓)) → (𝐻𝑑)𝑆(𝐻𝑓)))))
4831, 47sylibrd 259 . . . . . . 7 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ (𝑑𝐴𝑒𝐴𝑓𝐴)) → (∀𝑎𝐵𝑏𝐵𝑐𝐵𝑎𝑆𝑎 ∧ ((𝑎𝑆𝑏𝑏𝑆𝑐) → 𝑎𝑆𝑐)) → (¬ 𝑑𝑅𝑑 ∧ ((𝑑𝑅𝑒𝑒𝑅𝑓) → 𝑑𝑅𝑓))))
4948ex 412 . . . . . 6 (𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) → ((𝑑𝐴𝑒𝐴𝑓𝐴) → (∀𝑎𝐵𝑏𝐵𝑐𝐵𝑎𝑆𝑎 ∧ ((𝑎𝑆𝑏𝑏𝑆𝑐) → 𝑎𝑆𝑐)) → (¬ 𝑑𝑅𝑑 ∧ ((𝑑𝑅𝑒𝑒𝑅𝑓) → 𝑑𝑅𝑓)))))
5049com23 86 . . . . 5 (𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) → (∀𝑎𝐵𝑏𝐵𝑐𝐵𝑎𝑆𝑎 ∧ ((𝑎𝑆𝑏𝑏𝑆𝑐) → 𝑎𝑆𝑐)) → ((𝑑𝐴𝑒𝐴𝑓𝐴) → (¬ 𝑑𝑅𝑑 ∧ ((𝑑𝑅𝑒𝑒𝑅𝑓) → 𝑑𝑅𝑓)))))
5150imp31 417 . . . 4 (((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ ∀𝑎𝐵𝑏𝐵𝑐𝐵𝑎𝑆𝑎 ∧ ((𝑎𝑆𝑏𝑏𝑆𝑐) → 𝑎𝑆𝑐))) ∧ (𝑑𝐴𝑒𝐴𝑓𝐴)) → (¬ 𝑑𝑅𝑑 ∧ ((𝑑𝑅𝑒𝑒𝑅𝑓) → 𝑑𝑅𝑓)))
5251ralrimivvva 3197 . . 3 ((𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ∧ ∀𝑎𝐵𝑏𝐵𝑐𝐵𝑎𝑆𝑎 ∧ ((𝑎𝑆𝑏𝑏𝑆𝑐) → 𝑎𝑆𝑐))) → ∀𝑑𝐴𝑒𝐴𝑓𝐴𝑑𝑅𝑑 ∧ ((𝑑𝑅𝑒𝑒𝑅𝑓) → 𝑑𝑅𝑓)))
5352ex 412 . 2 (𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) → (∀𝑎𝐵𝑏𝐵𝑐𝐵𝑎𝑆𝑎 ∧ ((𝑎𝑆𝑏𝑏𝑆𝑐) → 𝑎𝑆𝑐)) → ∀𝑑𝐴𝑒𝐴𝑓𝐴𝑑𝑅𝑑 ∧ ((𝑑𝑅𝑒𝑒𝑅𝑓) → 𝑑𝑅𝑓))))
54 df-po 5581 . 2 (𝑆 Po 𝐵 ↔ ∀𝑎𝐵𝑏𝐵𝑐𝐵𝑎𝑆𝑎 ∧ ((𝑎𝑆𝑏𝑏𝑆𝑐) → 𝑎𝑆𝑐)))
55 df-po 5581 . 2 (𝑅 Po 𝐴 ↔ ∀𝑑𝐴𝑒𝐴𝑓𝐴𝑑𝑅𝑑 ∧ ((𝑑𝑅𝑒𝑒𝑅𝑓) → 𝑑𝑅𝑓)))
5653, 54, 553imtr4g 296 1 (𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) → (𝑆 Po 𝐵𝑅 Po 𝐴))
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wb 205  wa 395  w3a 1084   = wceq 1533  wcel 2098  wral 3055   class class class wbr 5141   Po wpo 5579  wf 6533  1-1-ontowf1o 6536  cfv 6537   Isom wiso 6538
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-12 2163  ax-ext 2697  ax-sep 5292  ax-nul 5299  ax-pr 5420
This theorem depends on definitions:  df-bi 206  df-an 396  df-or 845  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-ne 2935  df-ral 3056  df-rex 3065  df-rab 3427  df-v 3470  df-dif 3946  df-un 3948  df-in 3950  df-ss 3960  df-nul 4318  df-if 4524  df-sn 4624  df-pr 4626  df-op 4630  df-uni 4903  df-br 5142  df-opab 5204  df-id 5567  df-po 5581  df-xp 5675  df-rel 5676  df-cnv 5677  df-co 5678  df-dm 5679  df-rn 5680  df-iota 6489  df-fun 6539  df-fn 6540  df-f 6541  df-f1 6542  df-f1o 6544  df-fv 6545  df-isom 6546
This theorem is referenced by:  isopo  7339  isosolem  7340
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