Theorem disjALTVxrnidres 39614

Description: The class of range Cartesian product with restricted identity relation is disjoint. (Contributed by Peter Mazsa, 25-Jun-2020.) (Revised by Peter Mazsa, 27-Sep-2021.)

Assertion

Ref	Expression
disjALTVxrnidres	⊢ Disj (𝑅 ⋉ ( I ↾ 𝐴))

Proof of Theorem disjALTVxrnidres

Step	Hyp	Ref	Expression
1		disjALTVid 39611	. 2 ⊢ Disj I
2		disjimxrnres 39609	. 2 ⊢ ( Disj I → Disj (𝑅 ⋉ ( I ↾ 𝐴)))
3	1, 2	ax-mp 5	1 ⊢ Disj (𝑅 ⋉ ( I ↾ 𝐴))

This proof depends on syntax axioms:   I cid 5553   ↾ cres 5661   ⋉ cxrn 38930   Disj wdisjALTV 38975

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1943  ax-6 2000  ax-7 2041  ax-8 2147  ax-9 2155  ax-10 2178  ax-11 2194  ax-12 2215  ax-ext 2734  ax-sep 5255  ax-nul 5267  ax-pr 5402  ax-un 7740

This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-nf 1817  df-sb 2100  df-mo 2566  df-eu 2596  df-clab 2741  df-cleq 2754  df-clel 2837  df-nfc 2911  df-ne 2958  df-ral 3079  df-rex 3089  df-rab 3415  df-v 3455  df-dif 3905  df-un 3907  df-in 3909  df-ss 3919  df-nul 4283  df-if 4486  df-sn 4588  df-pr 4590  df-op 4594  df-uni 4871  df-br 5108  df-opab 5172  df-mpt 5191  df-id 5554  df-xp 5665  df-rel 5666  df-cnv 5667  df-co 5668  df-dm 5669  df-rn 5670  df-res 5671  df-ima 5672  df-iota 6493  df-fun 6539  df-fn 6540  df-f 6541  df-fo 6543  df-fv 6545  df-1st 7990  df-2nd 7991  df-ec 8702  df-xrn 39136  df-coss 39257  df-cnvrefrel 39363  df-funALTV 39523  df-disjALTV 39546

This theorem is used by:  eqvrel1cossxrnidres  39651  detxrnidres  39656  petxrnidres2  39681