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Vitezslav Kala
Vitezslav Kala
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Title
Cited by
Cited by
Year
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
492016
Number fields without n-ary universal quadratic forms
V Blomer, V Kala
Mathematical Proceedings of the Cambridge Philosophical Society 159 (2), 239-252, 2015
462015
Lifting problem for universal quadratic forms
V Kala, P Yatsyna
Advances in Mathematics 377, 107497, 2021
372021
On the rank of universal quadratic forms over real quadratic fields
V Blomer, V Kala
Documenta Mathematica 23, 15–34, 2018
322018
Universal quadratic forms, small norms and traces in families of number fields
V Kala, M Tinková
International Mathematics Research Notices, 7541-7577, 2023
252023
Universal quadratic forms over multiquadratic fields
V Kala, J Svoboda
The Ramanujan Journal 48 (1), 151-157, 2019
242019
A note on finitely generated ideal-simple commutative semirings
V Kala, T Kepka
Commentationes Mathematicae Universitatis Carolinae 49 (1), 1-9, 2008
232008
Norms of indecomposable integers in real quadratic fields
V Kala
Journal of Number Theory 166, 193-207, 2016
192016
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
162023
Finitely generated algebraic structures with various divisibility conditions
J Ježek, V Kala, T Kepka
Forum Mathematicum 24 (2), 379-397, 2012
152012
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
142023
Latin bitrades, dissections of equilateral triangles, and abelian groups
A Drápal, C Hämäläinen, V Kala
Journal of Combinatorial Designs 18 (1), 1-24, 2010
132010
Sums of squares in -integers
V Kala, P Yatsyna
New York Journal of Mathematics 26, 1145–1154, 2020
122020
Notes on commutative parasemifields
V Kala, T Kepka, M Korbelář
Commentationes Mathematicae Universitatis Carolinae 50 (4), 521-533, 2009
122009
Additive structure of totally positive quadratic integers
T Hejda, V Kala
manuscripta mathematica 163, 263-278, 2020
112020
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
92018
Universal quadratic forms and indecomposables in number fields: A survey
V Kala
Communications in Mathematics 31 (2), 81-114, 2023
82023
Congruence-simple subsemirings of ℚ+
V Kala, M Korbelář
Semigroup Forum 81 (2), 286-296, 2010
82010
Idempotence of finitely generated commutative semifields
V Kala, M Korbelář
Forum Mathematicum 30 (6), 1461-1474, 2018
72018
Lattice-ordered abelian groups finitely generated as semirings
V Kala
Journal of Commutative Algebra 9 (3), 387-412, 2017
72017
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