Universal quadratic forms and elements of small norm in real quadratic fields V Kala
Bulletin of the Australian Mathematical Society 94 (1), 7-14, 2016
49 2016 Number fields without n-ary universal quadratic forms V Blomer, V Kala
Mathematical Proceedings of the Cambridge Philosophical Society 159 (2), 239-252, 2015
46 2015 Lifting problem for universal quadratic forms V Kala, P Yatsyna
Advances in Mathematics 377, 107497, 2021
38 2021 On the rank of universal quadratic forms over real quadratic fields V Blomer, V Kala
Documenta Mathematica 23, 15–34, 2018
32 2018 Universal quadratic forms, small norms and traces in families of number fields V Kala, M Tinková
International Mathematics Research Notices, 7541-7577, 2023
25 2023 Universal quadratic forms over multiquadratic fields V Kala, J Svoboda
The Ramanujan Journal 48 (1), 151-157, 2019
24 2019 A note on finitely generated ideal-simple commutative semirings V Kala, T Kepka
Commentationes Mathematicae Universitatis Carolinae 49 (1), 1-9, 2008
23 2008 Norms of indecomposable integers in real quadratic fields V Kala
Journal of Number Theory 166, 193-207, 2016
19 2016 On Kitaoka's conjecture and lifting problem for universal quadratic forms V Kala, P Yatsyna
Bulletin of the London Mathematical Society 55 (2), 854-864, 2023
17 2023 Number fields without universal quadratic forms of small rank exist in most degrees V Kala
Mathematical Proceedings of the Cambridge Philosophical Society 174 (2), 225-231, 2023
15 2023 Finitely generated algebraic structures with various divisibility conditions J Ježek, V Kala, T Kepka
Forum Mathematicum 24 (2), 379-397, 2012
15 2012 Latin bitrades, dissections of equilateral triangles, and abelian groups A Drápal, C Hämäläinen, V Kala
Journal of Combinatorial Designs 18 (1), 1-24, 2010
13 2010 Sums of squares in -integers V Kala, P Yatsyna
New York Journal of Mathematics 26, 1145–1154, 2020
12 2020 Notes on commutative parasemifields V Kala, T Kepka, M Korbelář
Commentationes Mathematicae Universitatis Carolinae 50 (4), 521-533, 2009
12 2009 Additive structure of totally positive quadratic integers T Hejda, V Kala
manuscripta mathematica 163, 263-278, 2020
11 2020 Universal quadratic forms and indecomposables in number fields: A survey V Kala
Communications in Mathematics 31 (2), 81-114, 2023
9 2023 Distribution of class numbers in continued fraction families of real quadratic fields A Dahl, V Kala
Proceedings of the Edinburgh Mathematical Society 61 (4), 1193-1212, 2018
9 2018 Congruence-simple subsemirings of ℚ+ V Kala, M Korbelář
Semigroup Forum 81 (2), 286-296, 2010
8 2010 Idempotence of finitely generated commutative semifields V Kala, M Korbelář
Forum Mathematicum 30 (6), 1461-1474, 2018
7 2018 Lattice-ordered abelian groups finitely generated as semirings V Kala
Journal of Commutative Algebra 9 (3), 387-412, 2017
7 2017