Ambrosie, Rareş; Oniciuc, Cezar The energy density of biharmonic quadratic maps between spheres. (English) Zbl 07815002 Differ. Geom. Appl. 93, Article ID 102096, 12 p. (2024). MSC: 53C43 35G20 15A63 PDFBibTeX XMLCite \textit{R. Ambrosie} and \textit{C. Oniciuc}, Differ. Geom. Appl. 93, Article ID 102096, 12 p. (2024; Zbl 07815002) Full Text: DOI arXiv
Awada, Madoka; Miezaki, Tsuyoshi; Munemasa, Akihiro; Nakasora, Hiroyuki A note on \(t\)-designs in isodual codes. (English) Zbl 07814048 Finite Fields Appl. 95, Article ID 102366, 12 p. (2024). MSC: 94B05 05B05 PDFBibTeX XMLCite \textit{M. Awada} et al., Finite Fields Appl. 95, Article ID 102366, 12 p. (2024; Zbl 07814048) Full Text: DOI arXiv
Locatelli, M. A new technique to derive tight convex underestimators (sometimes envelopes). (English) Zbl 07806003 Comput. Optim. Appl. 87, No. 2, 475-499 (2024). MSC: 90Cxx PDFBibTeX XMLCite \textit{M. Locatelli}, Comput. Optim. Appl. 87, No. 2, 475--499 (2024; Zbl 07806003) Full Text: DOI OA License
Blekherman, Grigoriy; Dey, Santanu S.; Sun, Shengding Aggregations of quadratic inequalities and hidden hyperplane convexity. (English) Zbl 07790171 SIAM J. Optim. 34, No. 1, 98-126 (2024). MSC: 90C20 90C23 90C26 PDFBibTeX XMLCite \textit{G. Blekherman} et al., SIAM J. Optim. 34, No. 1, 98--126 (2024; Zbl 07790171) Full Text: DOI arXiv
Wang, Lih-Chung; Wei, Tzer-Jen; Shih, Jian-Ming; Hu, Yuh-Hua; Hsieh, Chih-Cheng An algorithm for solving over-determined multivariate quadratic systems over finite fields. (English) Zbl 07778569 Adv. Math. Commun. 18, No. 1, 55-90 (2024). MSC: 68W30 13P10 13P15 PDFBibTeX XMLCite \textit{L.-C. Wang} et al., Adv. Math. Commun. 18, No. 1, 55--90 (2024; Zbl 07778569) Full Text: DOI
Laurent, Monique; Vargas, Luis Felipe Exactness of Parrilo’s conic approximations for copositive matrices and associated low order bounds for the stability number of a graph. (English) Zbl 07808976 Math. Oper. Res. 48, No. 2, 1017-1043 (2023). MSC: 90C22 90C23 90C26 90C27 05C69 11E25 PDFBibTeX XMLCite \textit{M. Laurent} and \textit{L. F. Vargas}, Math. Oper. Res. 48, No. 2, 1017--1043 (2023; Zbl 07808976) Full Text: DOI arXiv
Berbache, Aziza On limit cycles of piecewise differential systems formed by arbitrary linear systems and a class of quadratic systems. (English) Zbl 07790607 Math. Bohem. 148, No. 4, 617-629 (2023). MSC: 34C05 34C07 37G15 PDFBibTeX XMLCite \textit{A. Berbache}, Math. Bohem. 148, No. 4, 617--629 (2023; Zbl 07790607) Full Text: DOI
Gselmann, Eszter; Iqbal, Mehak Monomial functions, normal polynomials and polynomial equations. (English) Zbl 07784704 Aequationes Math. 97, No. 5-6, 1059-1082 (2023). Reviewer: Sergei V. Rogosin (Minsk) MSC: 39B55 39B52 39B72 PDFBibTeX XMLCite \textit{E. Gselmann} and \textit{M. Iqbal}, Aequationes Math. 97, No. 5--6, 1059--1082 (2023; Zbl 07784704) Full Text: DOI arXiv OA License
Chien, Mao-Ting; Nakazato, Hiroshi Joint numerical range with degenerate boundary generating variety. (English) Zbl 07777055 Adv. Oper. Theory 8, No. 4, Paper No. 72, 22 p. (2023). Reviewer: Jorma K. Merikoski (Tampere) MSC: 15A60 15A63 15B57 47A12 11E20 14H52 PDFBibTeX XMLCite \textit{M.-T. Chien} and \textit{H. Nakazato}, Adv. Oper. Theory 8, No. 4, Paper No. 72, 22 p. (2023; Zbl 07777055) Full Text: DOI
Hu, Yarong; Huang, Qiongxiang Quadratic starlike trees. (English) Zbl 07771765 Algebra Colloq. 30, No. 4, 615-638 (2023). MSC: 05C50 05C05 05C31 PDFBibTeX XMLCite \textit{Y. Hu} and \textit{Q. Huang}, Algebra Colloq. 30, No. 4, 615--638 (2023; Zbl 07771765) Full Text: DOI arXiv
Kimmel, Noam The least common multiple of a bivariate quadratic sequence. (English) Zbl 07771583 Acta Arith. 211, No. 1, 25-60 (2023). MSC: 11N32 11N36 PDFBibTeX XMLCite \textit{N. Kimmel}, Acta Arith. 211, No. 1, 25--60 (2023; Zbl 07771583) Full Text: DOI arXiv
Ramírez Viñas, Víctor Julio Necessary and sufficient conditions for unique factorization in \(\mathbb{Z} [(-1 + \sqrt{d})/2]\). (English) Zbl 07770042 Kyushu J. Math. 77, No. 1, 121-130 (2023). MSC: 13A05 11N32 11D09 11R11 PDFBibTeX XMLCite \textit{V. J. Ramírez Viñas}, Kyushu J. Math. 77, No. 1, 121--130 (2023; Zbl 07770042) Full Text: DOI
Chang, Misong; Ko, Sunyang; Lee, Chong Gyu; Lee, Sang-Min The critical pods of planar quadratic polynomial maps of topological degree 2. (English) Zbl 07770026 Bull. Korean Math. Soc. 60, No. 3, 659-675 (2023). MSC: 37P05 37F12 12E12 PDFBibTeX XMLCite \textit{M. Chang} et al., Bull. Korean Math. Soc. 60, No. 3, 659--675 (2023; Zbl 07770026) Full Text: DOI
Ranjbar, Maedeh; Škec, Leo; Jelenić, Gordan; Ribarić, Dragan Mixed-mode delamination of layered structures modeled as Timoshenko beams with linked interpolation. (English) Zbl 07769137 Int. J. Numer. Methods Eng. 124, No. 8, 1773-1797 (2023). MSC: 74S05 74K10 74R10 74E30 PDFBibTeX XMLCite \textit{M. Ranjbar} et al., Int. J. Numer. Methods Eng. 124, No. 8, 1773--1797 (2023; Zbl 07769137) Full Text: DOI OA License
Ishikawa, Reina Exceptional designs in some extended quadratic residue codes. (English) Zbl 07763243 J. Comb. Des. 31, No. 10, 496-510 (2023). Reviewer: Zlatko Varbanov (Veliko Tarnovo) MSC: 94B05 05B05 94B40 PDFBibTeX XMLCite \textit{R. Ishikawa}, J. Comb. Des. 31, No. 10, 496--510 (2023; Zbl 07763243) Full Text: DOI arXiv
Cen, Xiuli; Liu, Changjian; Sun, Yangjian; Wang, Jihua Cyclicity of period annulus for a class of quadratic reversible systems with a nonrational first integral. (English) Zbl 07741867 Proc. R. Soc. Edinb., Sect. A, Math. 153, No. 5, 1706-1728 (2023). Reviewer: Joan C. Artés (Barcelona) MSC: 34C07 34C23 34C08 PDFBibTeX XMLCite \textit{X. Cen} et al., Proc. R. Soc. Edinb., Sect. A, Math. 153, No. 5, 1706--1728 (2023; Zbl 07741867) Full Text: DOI
Giorgadze, G.; Khimshiashvili, G. On the index of the gradient of a real invertible polynomial. (English. Russian original) Zbl 07738523 Proc. Steklov Inst. Math. 321, 84-96 (2023); translation from Tr. Mat. Inst. Steklova 321, 94-107 (2023). MSC: 58K65 32S05 57R45 14P05 58J20 PDFBibTeX XMLCite \textit{G. Giorgadze} and \textit{G. Khimshiashvili}, Proc. Steklov Inst. Math. 321, 84--96 (2023; Zbl 07738523); translation from Tr. Mat. Inst. Steklova 321, 94--107 (2023) Full Text: DOI
Schröcker, Hans-Peter; Šír, Zbyněk Optimal interpolation with spatial rational Pythagorean hodograph curves. (English) Zbl 07736263 Appl. Math. Comput. 458, Article ID 128214, 17 p. (2023). MSC: 65Dxx 68Uxx 53Axx PDFBibTeX XMLCite \textit{H.-P. Schröcker} and \textit{Z. Šír}, Appl. Math. Comput. 458, Article ID 128214, 17 p. (2023; Zbl 07736263) Full Text: DOI arXiv
Benabdallah, Imane; Benterki, Rebiha; Llibre, Jaume The limit cycles of a class of piecewise differential systems. (English) Zbl 07730206 Bol. Soc. Mat. Mex., III. Ser. 29, No. 3, Paper No. 62, 45 p. (2023). MSC: 34A36 34C07 34C05 34C29 34C25 47H11 PDFBibTeX XMLCite \textit{I. Benabdallah} et al., Bol. Soc. Mat. Mex., III. Ser. 29, No. 3, Paper No. 62, 45 p. (2023; Zbl 07730206) Full Text: DOI
Ahmad, Sk Safique; Kanhya, Prince Backward error analysis of specified eigenpairs for sparse matrix polynomials. (English) Zbl 07729593 Numer. Linear Algebra Appl. 30, No. 4, e2476, 27 p. (2023). MSC: 65F15 PDFBibTeX XMLCite \textit{S. S. Ahmad} and \textit{P. Kanhya}, Numer. Linear Algebra Appl. 30, No. 4, e2476, 27 p. (2023; Zbl 07729593) Full Text: DOI
Casimiro, Joyce A.; Llibre, Jaume Limit cycles of continuous piecewise smooth differential systems. (English) Zbl 07715977 Result. Math. 78, No. 5, Paper No. 173, 14 p. (2023). MSC: 34C07 34C05 PDFBibTeX XMLCite \textit{J. A. Casimiro} and \textit{J. Llibre}, Result. Math. 78, No. 5, Paper No. 173, 14 p. (2023; Zbl 07715977) Full Text: DOI
Ambrosie, Rareş; Oniciuc, Cezar; Ou, Ye-Lin Biharmonic homogeneous polynomial maps between spheres. (English) Zbl 07712882 Result. Math. 78, No. 4, Paper No. 159, 40 p. (2023). MSC: 53C43 35G20 15A63 PDFBibTeX XMLCite \textit{R. Ambrosie} et al., Result. Math. 78, No. 4, Paper No. 159, 40 p. (2023; Zbl 07712882) Full Text: DOI arXiv
Bavula, V. V. Description of bi-quadratic algebras on 3 generators with PBW basis. (English) Zbl 07710318 J. Algebra 631, 695-730 (2023). MSC: 16S37 16W70 16S99 PDFBibTeX XMLCite \textit{V. V. Bavula}, J. Algebra 631, 695--730 (2023; Zbl 07710318) Full Text: DOI arXiv
Poirier, Alfredo; Torres, Jesus Approximating roots by quadratic iteration. (English) Zbl 07710068 Proyecciones 42, No. 2, 407-431 (2023). Reviewer: José Manuel Gutiérrez Jimenez (Logroño) MSC: 37F10 37N40 12D10 26C10 30C15 65H04 PDFBibTeX XMLCite \textit{A. Poirier} and \textit{J. Torres}, Proyecciones 42, No. 2, 407--431 (2023; Zbl 07710068) Full Text: DOI
Chen, Ruikai; Mesnager, Sihem Evaluation of Weil sums for some polynomials and associated quadratic forms. (English) Zbl 07706194 Cryptogr. Commun. 15, No. 3, 661-673 (2023). Reviewer: Nikolai L. Manev (Sofia) MSC: 11T23 11T06 PDFBibTeX XMLCite \textit{R. Chen} and \textit{S. Mesnager}, Cryptogr. Commun. 15, No. 3, 661--673 (2023; Zbl 07706194) Full Text: DOI
Hu, Haigang Classification of noncommutative conics associated to symmetric regular superpotentials. (English) Zbl 07703324 J. Algebra Appl. 22, No. 6, Article ID 2350136, 21 p. (2023). MSC: 16W50 16S37 16S38 PDFBibTeX XMLCite \textit{H. Hu}, J. Algebra Appl. 22, No. 6, Article ID 2350136, 21 p. (2023; Zbl 07703324) Full Text: DOI arXiv
Ramirez, Victor J. Prime producing quadratic polynomials associated with real quadratic fields of class-number one. (English) Zbl 07692664 Period. Math. Hung. 86, No. 2, 495-502 (2023). Reviewer: Cornelius Greither (Neubiberg) MSC: 11N32 13A05 11R11 PDFBibTeX XMLCite \textit{V. J. Ramirez}, Period. Math. Hung. 86, No. 2, 495--502 (2023; Zbl 07692664) Full Text: DOI
Mans, Bernard; Sha, Min; Shparlinski, Igor E.; Sutantyo, Daniel Functional graphs of families of quadratic polynomials. (English) Zbl 07689732 Math. Comput. 92, No. 343, 2307-2331 (2023). MSC: 11T06 11T24 11G20 05C25 05C69 PDFBibTeX XMLCite \textit{B. Mans} et al., Math. Comput. 92, No. 343, 2307--2331 (2023; Zbl 07689732) Full Text: DOI arXiv
Itaba, Ayako; Mori, Izuru Quantum projective planes finite over their centers. (English) Zbl 07664390 Can. Math. Bull. 66, No. 1, 53-67 (2023). MSC: 16W50 14A22 16S37 16D90 16E65 PDFBibTeX XMLCite \textit{A. Itaba} and \textit{I. Mori}, Can. Math. Bull. 66, No. 1, 53--67 (2023; Zbl 07664390) Full Text: DOI arXiv
Gselmann, Eszter Polynomial identities satisfied by generalized polynomials. (English) Zbl 07614074 Publ. Math. Debr. 101, No. 3-4, 421-450 (2022). MSC: 39B52 13B10 12E12 PDFBibTeX XMLCite \textit{E. Gselmann}, Publ. Math. Debr. 101, No. 3--4, 421--450 (2022; Zbl 07614074) Full Text: DOI arXiv
Rosenblad, Andreas Karlsson The mean, variance, and bias of the OLS based estimator of the extremum of a quadratic regression model for small samples. (English) Zbl 07535568 Commun. Stat., Theory Methods 51, No. 9, 2870-2886 (2022). MSC: 62E15 62F10 62J05 62J20 PDFBibTeX XMLCite \textit{A. K. Rosenblad}, Commun. Stat., Theory Methods 51, No. 9, 2870--2886 (2022; Zbl 07535568) Full Text: DOI
Jiménez González, Jesús Arturo Coxeter invariants for non-negative unit forms of Dynkin type \(\mathbb{A}_r\). (English) Zbl 07527237 Fundam. Inform. 185, No. 3, 221-246 (2022). MSC: 68-XX PDFBibTeX XMLCite \textit{J. A. Jiménez González}, Fundam. Inform. 185, No. 3, 221--246 (2022; Zbl 07527237) Full Text: DOI arXiv
Barbero, Stefano; Bellini, Emanuele; Sanna, Carlo; Verbel, Javier Practical complexities of probabilistic algorithms for solving Boolean polynomial systems. (English) Zbl 07456377 Discrete Appl. Math. 309, 13-31 (2022). MSC: 68Wxx 11T06 11Y16 94D10 68Q25 PDFBibTeX XMLCite \textit{S. Barbero} et al., Discrete Appl. Math. 309, 13--31 (2022; Zbl 07456377) Full Text: DOI
Aaid, Djamel; Noui, Amel; Özer, Özen Piecewise quadratic bounding functions for finding real roots of polynomials. (English) Zbl 07542947 Numer. Algebra Control Optim. 11, No. 1, 63-73 (2021). MSC: 65H04 65K05 90C26 90C57 PDFBibTeX XMLCite \textit{D. Aaid} et al., Numer. Algebra Control Optim. 11, No. 1, 63--73 (2021; Zbl 07542947) Full Text: DOI
Uchida, Naoki Integers of the form \(ax^2+bxy+cy^2\). (English) Zbl 07384708 Eur. J. Math. 7, No. 3, 1253-1273 (2021). MSC: 11E16 11E25 11N32 11R65 PDFBibTeX XMLCite \textit{N. Uchida}, Eur. J. Math. 7, No. 3, 1253--1273 (2021; Zbl 07384708) Full Text: DOI arXiv
Griewank, A.; Streubel, T.; Tischendorf, C. On the abs-polynomial expansion of piecewise smooth functions. (English) Zbl 07368763 Optim. Methods Softw. 36, No. 2-3, 301-315 (2021). MSC: 65D15 41A10 41A58 49J52 PDFBibTeX XMLCite \textit{A. Griewank} et al., Optim. Methods Softw. 36, No. 2--3, 301--315 (2021; Zbl 07368763) Full Text: DOI
Cohen, Boaz Chebyshev polynomials and Pell equations over finite fields. (English) Zbl 07361081 Czech. Math. J. 71, No. 2, 491-510 (2021). Reviewer: Andrej Dujella (Zagreb) MSC: 12E20 11D09 12E10 11T99 PDFBibTeX XMLCite \textit{B. Cohen}, Czech. Math. J. 71, No. 2, 491--510 (2021; Zbl 07361081) Full Text: DOI
Khandeev, Vladimir Polynomial-time approximation scheme for a problem of searching for the largest subset with the constraint on quadratic variation. (English) Zbl 07250774 Sergeyev, Yaroslav D. (ed.) et al., Numerical computations: theory and algorithms. Third international conference, NUMTA 2019, Crotone, Italy, June 15–21, 2019. Revised selected papers. Part II. Cham: Springer. Lect. Notes Comput. Sci. 11974, 400-405 (2020). MSC: 65-XX PDFBibTeX XMLCite \textit{V. Khandeev}, Lect. Notes Comput. Sci. 11974, 400--405 (2020; Zbl 07250774) Full Text: DOI
Kel’manov, Alexander; Khamidullin, Sergey; Panasenko, Anna 2-approximation polynomial-time algorithm for a cardinality-weighted 2-partitioning problem of a sequence. (English) Zbl 07250772 Sergeyev, Yaroslav D. (ed.) et al., Numerical computations: theory and algorithms. Third international conference, NUMTA 2019, Crotone, Italy, June 15–21, 2019. Revised selected papers. Part II. Cham: Springer. Lect. Notes Comput. Sci. 11974, 386-393 (2020). MSC: 65-XX PDFBibTeX XMLCite \textit{A. Kel'manov} et al., Lect. Notes Comput. Sci. 11974, 386--393 (2020; Zbl 07250772) Full Text: DOI
Cafuta, Kristijan Sums of Hermitian squares decomposition of non-commutative polynomials in non-symmetric variables using NCSOStools. (English) Zbl 07061310 CEJOR, Cent. Eur. J. Oper. Res. 27, No. 2, 397-413 (2019). MSC: 90Bxx 13J30 90C22 08B20 11E25 90C90 PDFBibTeX XMLCite \textit{K. Cafuta}, CEJOR, Cent. Eur. J. Oper. Res. 27, No. 2, 397--413 (2019; Zbl 07061310) Full Text: DOI
Cândido, Murilo R.; Llibre, Jaume Zero-Hopf bifurcations in 3-dimensional differential systems with no equilibria. (English) Zbl 07316243 Math. Comput. Simul. 151, 54-76 (2018). MSC: 37Cxx 34Kxx 37Dxx 35Bxx 37-XX PDFBibTeX XMLCite \textit{M. R. Cândido} and \textit{J. Llibre}, Math. Comput. Simul. 151, 54--76 (2018; Zbl 07316243) Full Text: DOI Link