Generalizations of Hensel’s lemma and the nearest root method Yu. L. Ershov OriginalPaper 24 February 2012 Pages: 473 - 477
The computable embedding problem J. CarsonE. FokinaJ. Wallbaum OriginalPaper 24 February 2012 Pages: 478 - 493
Computably enumerable sets and related issues I. A. Lavrov OriginalPaper 24 February 2012 Pages: 494 - 511
Positive undecidable numberings in the Ershov hierarchy M. ManatA. Sorbi OriginalPaper 24 February 2012 Pages: 512 - 525
Hereditarily pure associative algebras over a Dedekind ring whose maximal ideals have finite indices L. M. Martynov OriginalPaper 24 February 2012 Pages: 526 - 538
Universal theories for rigid soluble groups A. G. MyasnikovN. S. Romanovskii OriginalPaper 24 February 2012 Pages: 539 - 552
Local and nonvanishing superatomic Boolean algebras with a distinguished dense subalgebra D. E. Pal’chunovA. V. Trofimov OriginalPaper 24 February 2012 Pages: 553 - 569