mb list 1 Sections MarkB generic Doc
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Def A == A  False

is mentioned by

Thm* l:T List, x:T. no_repeats(T;[x / l])  no_repeats(T;l) & (x  l)[no_repeats_cons]
Thm* l:T List. no_repeats(T;l (x,y:Tx before y  l  x = y)[no_repeats_iff]
Thm* L1,L2:T List. null(L2 L1  tl(L2 L1  L2[sublist_tl]
Thm* L:T List, x:Tnull(L last([x / L]) = last(L)[last_cons]
Thm* T:Type, L:T List. null(L last(L T[last_wf]
Thm* L:T List, x:T. (x  L null(L)[member_null]
Thm* L:T List, x:T. null(L (x  L)[null_member]
Thm* L:T List. L = nil  (x:T. (x  L))[member_exists]
Thm* L:T List. L = nil  0<||L||[non_nil_length]
Def no_repeats(T;l) == i,j:i<||l||  j<||l||  i = j  l[i] = l[j T[no_repeats]

In prior sections: core bool 1 int 2 list 1 sqequal 1 rel 1 mb nat

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mb list 1 Sections MarkB generic Doc