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Theorem socnv 36277
Description: The converse of a strict ordering is still a strict ordering. (Contributed by Scott Fenton, 13-Jun-2018.)
Assertion
Ref Expression
socnv (𝑅 Or 𝐴𝑅 Or 𝐴)

Proof of Theorem socnv
StepHypRef Expression
1 cnvso 6296 . 2 (𝑅 Or 𝐴𝑅 Or 𝐴)
21biimpi 219 1 (𝑅 Or 𝐴𝑅 Or 𝐴)
Colors of variables:    wff setvar class
This proof depends on syntax axioms:  wi 4   Or wor 5573  ccnv 5665
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 2148  ax-9 2156  ax-10 2179  ax-11 2195  ax-12 2216  ax-ext 2738  ax-sep 5262  ax-pr 5409
This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3or 1104  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-nf 1817  df-sb 2100  df-clab 2745  df-cleq 2758  df-clel 2841  df-ne 2962  df-ral 3083  df-rab 3420  df-v 3460  df-dif 3911  df-un 3913  df-in 3915  df-ss 3925  df-nul 4290  df-if 4493  df-sn 4595  df-pr 4597  df-op 4601  df-br 5115  df-opab 5179  df-po 5574  df-so 5575  df-cnv 5674
This theorem is used by: (None)
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