Theorem disjALTVidres 39612

Description: The class of identity relations restricted is disjoint. (Contributed by Peter Mazsa, 28-Jun-2020.) (Revised by Peter Mazsa, 27-Sep-2021.)

Assertion

Ref	Expression
disjALTVidres	⊢ Disj ( I ↾ 𝐴)

Proof of Theorem disjALTVidres

Step	Hyp	Ref	Expression
1		disjALTVid 39611	. 2 ⊢ Disj I
2		disjimres 39606	. 2 ⊢ ( Disj I → Disj ( I ↾ 𝐴))
3	1, 2	ax-mp 5	1 ⊢ Disj ( I ↾ 𝐴)

This proof depends on syntax axioms:   I cid 5553   ↾ cres 5661   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-11 2194  ax-ext 2734  ax-sep 5255  ax-pr 5402

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-sb 2100  df-clab 2741  df-cleq 2754  df-clel 2837  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-br 5108  df-opab 5172  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-coss 39257  df-cnvrefrel 39363  df-funALTV 39523  df-disjALTV 39546

This theorem is used by:  eqvrel1cossidres  39649  detidres  39654  petidres2  39677