mb list 1 Sections MarkB generic Doc
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Def x before y  l == [xy l

is mentioned by

Thm* l:T List, x,y,z:T.
Thm* no_repeats(T;l x before y  l  y before z  l  x before z  l
[l_before_transitivity]
Thm* l:T List. no_repeats(T;l (x,y:Tx before y  l  x = y)[no_repeats_iff]
Thm* l:T List, a,x,y:T.
Thm* x before y  [a / l x = a & (y  l x before y  l
[cons_before]
Thm* L:T List, a,b:Ta before b  L  (a  L)[l_before_member2]
Thm* x,y:Tx before y  nil  False[nil_before]
Thm* L:T List, a,b:Ta before b  L  (b  L)[l_before_member]
Thm* x,y:TL:T List.
Thm* (x  L (y  L x = y  x before y  L  y before x  L
[l_tricotomy]

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mb list 1 Sections MarkB generic Doc