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Theorem ditgeq12i 36750
Description: Equality inference for the directed integral. (Contributed by GG, 1-Sep-2025.)
Hypotheses
Ref Expression
ditgeq12i.1 𝐴 = 𝐵
ditgeq12i.2 𝐶 = 𝐷
Assertion
Ref Expression
ditgeq12i ⨜[𝐴𝐶]𝐸 d𝑥 = ⨜[𝐵𝐷]𝐸 d𝑥

Proof of Theorem ditgeq12i
StepHypRef Expression
1 ditgeq12i.1 . 2 𝐴 = 𝐵
2 ditgeq12i.2 . 2 𝐶 = 𝐷
3 eqid 2762 . 2 𝐸 = 𝐸
41, 2, 3ditgeq123i 36749 1 ⨜[𝐴𝐶]𝐸 d𝑥 = ⨜[𝐵𝐷]𝐸 d𝑥
Colors of variables:    wff setvar class
This proof depends on syntax axioms:   = wceq 1569  cdit 26016
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1824  ax-4 1838  ax-5 1939  ax-6 1996  ax-7 2037  ax-8 2144  ax-9 2152  ax-ext 2734
This proof depends on definitions:  df-bi 210  df-an 401  df-or 861  df-3an 1104  df-tru 1572  df-fal 1582  df-ex 1809  df-sb 2096  df-clab 2741  df-cleq 2754  df-clel 2837  df-ral 3079  df-rex 3089  df-rab 3416  df-v 3456  df-sbc 3744  df-csb 3853  df-dif 3907  df-un 3909  df-in 3911  df-ss 3921  df-nul 4286  df-if 4487  df-sn 4589  df-pr 4591  df-op 4595  df-uni 4872  df-br 5109  df-opab 5173  df-mpt 5192  df-xp 5666  df-cnv 5668  df-co 5669  df-dm 5670  df-rn 5671  df-res 5672  df-ima 5673  df-pred 6302  df-iota 6492  df-fv 6544  df-ov 7415  df-oprab 7416  df-mpo 7417  df-frecs 8276  df-wrecs 8307  df-recs 8356  df-rdg 8395  df-neg 11450  df-seq 14045  df-sum 15745  df-itg 25793  df-ditg 26017
This theorem is used by: (None)
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