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Theorem tposresxp 49991
Description: The transposition restricted to a Cartesian product. (Contributed by Zhi Wang, 6-Oct-2025.)
Assertion
Ref Expression
tposresxp (tpos 𝐹 ↾ (𝐴 × 𝐵)) = tpos (𝐹 ↾ (𝐵 × 𝐴))

Proof of Theorem tposresxp
StepHypRef Expression
1 relxp 5668 . . 3 Rel (𝐴 × 𝐵)
2 tposres 49990 . . 3 (Rel (𝐴 × 𝐵) → (tpos 𝐹 ↾ (𝐴 × 𝐵)) = tpos (𝐹 ↾ ◡(𝐴 × 𝐵)))
31, 2ax-mp 5 . 2 (tpos 𝐹 ↾ (𝐴 × 𝐵)) = tpos (𝐹 ↾ ◡(𝐴 × 𝐵))
4 cnvxp 6146 . . . 4 ◡(𝐴 × 𝐵) = (𝐵 × 𝐴)
54reseq2i 5966 . . 3 (𝐹 ↾ ◡(𝐴 × 𝐵)) = (𝐹 ↾ (𝐵 × 𝐴))
65tposeqi 8276 . 2 tpos (𝐹 ↾ ◡(𝐴 × 𝐵)) = tpos (𝐹 ↾ (𝐵 × 𝐴))
73, 6eqtri 2783 1 (tpos 𝐹 ↾ (𝐴 × 𝐵)) = tpos (𝐹 ↾ (𝐵 × 𝐴))
Colors of variables:    wff setvar class
This proof depends on syntax axioms:   = wceq 1569   × cxp 5648  ◡ccnv 5649   ↾ cres 5652  Rel wrel 5655  tpos ctpos 8242
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1827  ax-4 1841  ax-5 1942  ax-6 1999  ax-7 2040  ax-8 2146  ax-9 2154  ax-10 2177  ax-11 2193  ax-12 2212  ax-ext 2732  ax-sep 5248  ax-nul 5259  ax-pow 5326  ax-pr 5390  ax-un 7751
This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3an 1105  df-tru 1572  df-fal 1582  df-ex 1812  df-nf 1816  df-sb 2099  df-mo 2564  df-eu 2594  df-clab 2739  df-cleq 2752  df-clel 2835  df-nfc 2909  df-ne 2956  df-ral 3077  df-rex 3087  df-reu 3366  df-rab 3413  df-v 3452  df-ss 3896  df-dif 4047  df-in 4091  df-un 4151  df-nul 4279  df-if 4482  df-pw 4558  df-sn 4584  df-pr 4586  df-op 4590  df-uni 4867  df-br 5103  df-opab 5167  df-mpt 5186  df-id 5545  df-xp 5656  df-rel 5657  df-cnv 5658  df-co 5659  df-dm 5660  df-rn 5661  df-res 5662  df-ima 5663  df-iota 6494  df-fun 6540  df-fn 6541  df-f 6542  df-f1 6543  df-fo 6544  df-f1o 6545  df-fv 6546  df-1st 8001  df-2nd 8002  df-tpos 8243
This theorem is used by: (None)
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