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Engel lattice-ordered groups. (English. Russian original) Zbl 0852.06007
Algebra Logic 34, No. 4, 219-222 (1995); translation from Algebra Logika 34, No. 4, 398-404 (1995).
The author proves that any Engel lattice-ordered group ($$l$$-group) which generates a proper normal-valued variety of $$l$$-groups is $$o$$-approximable and that the Engel $$l$$-groups from any proper normal-valued variety of $$l$$-groups form a torsion class.
##### MSC:
 06F15 Ordered groups 20F60 Ordered groups (group-theoretic aspects)
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##### References:
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