English
If AntisymmRel r a b and AntisymmRel r b c, then AntisymmRel r a c.
Русский
Если AntisymmRel r a b и AntisymmRel r b c, то AntisymmRel r a c.
LaTeX
$$$\mathrm{AntisymmRel}(r)\,a\,b \land \mathrm{AntisymmRel}(r)\,b\,c \Rightarrow \mathrm{AntisymmRel}(r)\,a\,c$$$
Lean4
@[trans]
theorem trans [IsTrans α r] (hab : AntisymmRel r a b) (hbc : AntisymmRel r b c) : AntisymmRel r a c :=
⟨_root_.trans hab.1 hbc.1, _root_.trans hbc.2 hab.2⟩