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Theorem vtoclr 2449
Description: Variable to class conversion of transitive relation.
Hypotheses
Ref Expression
vtoclr.1 Rel R
vtoclr.2 ((xRyyRz) → xRz)
Assertion
Ref Expression
vtoclr (CD → ((ARBBRC) → ARC))
Distinct variable group(s):   x,y,z,A   x,B,y,z   x,C,y,z   x,R,y,z

Proof of Theorem vtoclr
StepHypRef Expression
1 elisset 1354 . 2 (CDCV)
2 breq1 2065 . . . . . . . 8 (x = A → (xRyARy))
32anbi1d 469 . . . . . . 7 (x = A → ((xRyyRC) ↔ (ARyyRC)))
4 breq1 2065 . . . . . . 7 (x = A → (xRCARC))
53, 4imbi12d 474 . . . . . 6 (x = A → (((xRyyRC) → xRC) ↔ ((ARyyRC) → ARC)))
65imbi2d 464 . . . . 5 (x = A → ((CV → ((xRyyRC) → xRC)) ↔ (CV → ((ARyyRC) → ARC))))
7 breq2 2066 . . . . . . . 8 (y = B → (ARyARB))
8 breq1 2065 . . . . . . . 8 (y = B → (yRCBRC))
97, 8anbi12d 476 . . . . . . 7 (y = B → ((ARyyRC) ↔ (ARBBRC)))
109imbi1d 465 . . . . . 6 (y = B → (((ARyyRC) → ARC) ↔ ((ARBBRC) → ARC)))
1110imbi2d 464 . . . . 5 (y = B → ((CV → ((ARyyRC) → ARC)) ↔ (CV → ((ARBBRC) → ARC))))
12 breq2 2066 . . . . . . . 8 (z = C → (yRzyRC))
1312anbi2d 468 . . . . . . 7 (z = C → ((xRyyRz) ↔ (xRyyRC)))
14 breq2 2066 . . . . . . 7 (z = C → (xRzxRC))
1513, 14imbi12d 474 . . . . . 6 (z = C → (((xRyyRz) → xRz) ↔ ((xRyyRC) → xRC)))
16 vtoclr.2 . . . . . 6 ((xRyyRz) → xRz)
1715, 16vtoclg 1383 . . . . 5 (CV → ((xRyyRC) → xRC))
186, 11, 17vtocl2g 1386 . . . 4 ((AVBV) → (CV → ((ARBBRC) → ARC)))
19 vtoclr.1 . . . . 5 Rel R
2019brrelexi 2447 . . . 4 (ARBAV)
2119brrelexi 2447 . . . 4 (BRCBV)
2218, 20, 21syl2an 349 . . 3 ((ARBBRC) → (CV → ((ARBBRC) → ARC)))
2322pm2.43b 61 . 2 (CV → ((ARBBRC) → ARC))
241, 23syl 12 1 (CD → ((ARBBRC) → ARC))
Colors of variables: wff set class
Syntax hints:   → wi 2   ∧ wa 196   = wceq 1091   ∈ wcel 1092  Vcvv 1348   class class class wbr 2054  Rel wrel 2415
This theorem is referenced by:  vtoclrbr 2450  vtoclibr 2451
This theorem was proved from axioms:  ax-1 3  ax-2 4  ax-3 5  ax-mp 6  ax-4 673  ax-5 674  ax-6 675  ax-7 676  ax-gen 677  ax-8 798  ax-9 799  ax-10 800  ax-11 801  ax-12 802  ax-13 804  ax-14 805  ax-16 922  ax-17 925  ax-ext 1074  ax-rep 1075  ax-pow 1077
This theorem depends on definitions:  df-bi 128  df-or 197  df-an 198  df-ex 679  df-sb 853  df-clab 1093  df-cleq 1097  df-clel 1099  df-v 1349  df-dif 1489  df-un 1490  df-in 1491  df-ss 1492  df-nul 1708  df-pw 1799  df-sn 1811  df-pr 1812  df-op 1815  df-br 2063  df-opab 2098  df-xp 2424  df-rel 2425
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