Rival, Ivan The retract construction. (English) Zbl 0491.06003 Ordered sets, Proc. NATO Adv. Study Inst., Banff/Can. 1981, 97-122 (1982). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 3 Documents MSC: 06A06 Partial orders, general Keywords:survey; retracts for ordered sets; choice functions; retraction maps; supremum map; weaving map; well order map; greedy map; dismantling map; folding map Citations:Zbl 0484.00004 PDF BibTeX XML OpenURL