Theorem ranrcl4lem 49825

Description: Lemma for ranrcl4 49826 and ranrcl5 49827. (Contributed by Zhi Wang, 4-Nov-2025.)

Hypothesis

Ref	Expression
ranrcl2.l	⊢ (𝜑 → 𝐿(𝐹(⟨𝐶, 𝐷⟩ Ran 𝐸)𝑋)𝐴)

Assertion

Ref	Expression
ranrcl4lem	⊢ (𝜑 → (⟨𝐷, 𝐸⟩ −∘F 𝐹) = ⟨(1st ‘(⟨𝐷, 𝐸⟩ −∘F 𝐹)), (2nd ‘(⟨𝐷, 𝐸⟩ −∘F 𝐹))⟩)

Proof of Theorem ranrcl4lem

Step	Hyp	Ref	Expression
1		ranrcl2.l	. . . 4 ⊢ (𝜑 → 𝐿(𝐹(⟨𝐶, 𝐷⟩ Ran 𝐸)𝑋)𝐴)
2	1	ranrcl2 49823	. . 3 ⊢ (𝜑 → 𝐹 ∈ (𝐶 Func 𝐷))
3		opex 5410	. . . 4 ⊢ ⟨𝐷, 𝐸⟩ ∈ V
4	3	a1i 11	. . 3 ⊢ (𝜑 → ⟨𝐷, 𝐸⟩ ∈ V)
5	2, 4	prcofelvv 49567	. 2 ⊢ (𝜑 → (⟨𝐷, 𝐸⟩ −∘F 𝐹) ∈ (V × V))
6		1st2nd2 7970	. 2 ⊢ ((⟨𝐷, 𝐸⟩ −∘F 𝐹) ∈ (V × V) → (⟨𝐷, 𝐸⟩ −∘F 𝐹) = ⟨(1st ‘(⟨𝐷, 𝐸⟩ −∘F 𝐹)), (2nd ‘(⟨𝐷, 𝐸⟩ −∘F 𝐹))⟩)
7	5, 6	syl 17	1 ⊢ (𝜑 → (⟨𝐷, 𝐸⟩ −∘F 𝐹) = ⟨(1st ‘(⟨𝐷, 𝐸⟩ −∘F 𝐹)), (2nd ‘(⟨𝐷, 𝐸⟩ −∘F 𝐹))⟩)

Syntax hints:   → wi 4   = wceq 1541   ∈ wcel 2113  Vcvv 3438  ⟨cop 4584   class class class wbr 5096   × cxp 5620  ‘cfv 6490  (class class class)co 7356  1^st c1st 7929  2^nd c2nd 7930   Func cfunc 17776   −∘_F cprcof 49560   Ran cran 49793

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1796  ax-4 1810  ax-5 1911  ax-6 1968  ax-7 2009  ax-8 2115  ax-9 2123  ax-10 2146  ax-11 2162  ax-12 2182  ax-ext 2706  ax-rep 5222  ax-sep 5239  ax-nul 5249  ax-pow 5308  ax-pr 5375  ax-un 7678

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3an 1088  df-tru 1544  df-fal 1554  df-ex 1781  df-nf 1785  df-sb 2068  df-mo 2537  df-eu 2567  df-clab 2713  df-cleq 2726  df-clel 2809  df-nfc 2883  df-ne 2931  df-ral 3050  df-rex 3059  df-reu 3349  df-rab 3398  df-v 3440  df-sbc 3739  df-csb 3848  df-dif 3902  df-un 3904  df-in 3906  df-ss 3916  df-nul 4284  df-if 4478  df-pw 4554  df-sn 4579  df-pr 4581  df-op 4585  df-uni 4862  df-iun 4946  df-br 5097  df-opab 5159  df-mpt 5178  df-id 5517  df-xp 5628  df-rel 5629  df-cnv 5630  df-co 5631  df-dm 5632  df-rn 5633  df-res 5634  df-ima 5635  df-iota 6446  df-fun 6492  df-fn 6493  df-f 6494  df-f1 6495  df-fo 6496  df-f1o 6497  df-fv 6498  df-ov 7359  df-oprab 7360  df-mpo 7361  df-1st 7931  df-2nd 7932  df-prcof 49561  df-ran 49795

This theorem is referenced by:  ranrcl4  49826  ranrcl5  49827