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V2.0 #25

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wants to merge 88 commits into from
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V2.0 #25

wants to merge 88 commits into from

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aleksnanevski
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Upgrading to mathcomp2

(* Brief mathematics of quickorting *)
(* There is some overlap with mathematics developed for bubblesort *)
(* but the development is repeated here to make the files *)
(* self-contained *)

Lemma perm_onC {T : finType} (S1 S2 : {set T}) (u1 u2 : {perm T}) :
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by rewrite !(out_perm pS1) //; apply: S12; rewrite // perm_closed.
by rewrite (out_perm pS1) // (out_perm pS2) // (out_perm pS1).
Qed.

Lemma tperm_on {T : finType} (x y : T) : perm_on [set x; y] (tperm x y).
Lemma tperm_on {T : finType} (x y : T) :
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@aleksnanevski
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ok, i'll submit new pull request. let me close this one first.

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