Yan, Li; Chen, Xia Ridge and principal correlation estimation of the regression parameters and its optimality. (Chinese. English summary) Zbl 1102.62074 J. Math., Wuhan Univ. 26, No. 3, 323-326 (2006). MSC: 62J07 62H25 62J05 PDFBibTeX XMLCite \textit{L. Yan} and \textit{X. Chen}, J. Math., Wuhan Univ. 26, No. 3, 323--326 (2006; Zbl 1102.62074)
Farkas, Hershel M. Sums of squares and triangular numbers. (English) Zbl 1206.11041 Online J. Anal. Comb. 1, Article 1, 11 p. (2006). MSC: 11D85 11F27 11E25 PDFBibTeX XMLCite \textit{H. M. Farkas}, Online J. Anal. Comb. 1, Article 1, 11 p. (2006; Zbl 1206.11041) Full Text: Link
Aspnes, James; Chang, Kevin; Yampolskiy, Aleksandr Inoculation strategies for victims of viruses and the sum-of-squares partition problem. (English) Zbl 1100.68073 J. Comput. Syst. Sci. 72, No. 6, 1077-1093 (2006). MSC: 68R05 68M14 68Q25 68R10 68W25 91A06 91A43 91A80 PDFBibTeX XMLCite \textit{J. Aspnes} et al., J. Comput. Syst. Sci. 72, No. 6, 1077--1093 (2006; Zbl 1100.68073) Full Text: DOI
De Klerk, Etienne; Laurent, Monique; Parrilo, Pablo A. A PTAS for the minimization of polynomials of fixed degree over the simplex. (English) Zbl 1115.90042 Theor. Comput. Sci. 361, No. 2-3, 210-225 (2006). MSC: 90C22 90C26 49M20 PDFBibTeX XMLCite \textit{E. De Klerk} et al., Theor. Comput. Sci. 361, No. 2--3, 210--225 (2006; Zbl 1115.90042) Full Text: DOI
Citti, G.; Manfredini, M. Uniform estimates of the fundamental solution for a family of hypoelliptic operators. (English) Zbl 1112.35047 Potential Anal. 25, No. 2, 147-164 (2006). Reviewer: Michael Reissig (Freiberg) MSC: 35H10 35A08 43A80 35B45 PDFBibTeX XMLCite \textit{G. Citti} and \textit{M. Manfredini}, Potential Anal. 25, No. 2, 147--164 (2006; Zbl 1112.35047) Full Text: DOI
Xia, Tianbing; Xia, Mingyuan; Seberry, Jennifer; Wu, Jing Hadamard matrices constructed by circulant and negacyclic matrices. (English) Zbl 1104.05014 Australas. J. Comb. 34, 105-116 (2006). Reviewer: Ratnakaram Nava Mohan (Nankai) MSC: 05B20 PDFBibTeX XMLCite \textit{T. Xia} et al., Australas. J. Comb. 34, 105--116 (2006; Zbl 1104.05014)
Lemire, Mathieu; Williams, Kenneth S. Evaluation of two convolution sums involving the sum of divisors function. (English) Zbl 1163.11301 Bull. Aust. Math. Soc. 73, No. 1, 107-115 (2006). Reviewer: Olaf Ninnemann (Berlin) MSC: 11A25 11E25 PDFBibTeX XMLCite \textit{M. Lemire} and \textit{K. S. Williams}, Bull. Aust. Math. Soc. 73, No. 1, 107--115 (2006; Zbl 1163.11301) Full Text: DOI Link
Leung, Ka Hin; Ma, Siu Lun; Schmidt, Bernhard New Hadamard matrices of order \(4p^{2}\) obtained from Jacobi sums of order 16. (English) Zbl 1094.05009 J. Comb. Theory, Ser. A 113, No. 5, 822-838 (2006). Reviewer: Mohammad-Reza Darafsheh (Tehran) MSC: 05B20 11L05 05B15 PDFBibTeX XMLCite \textit{K. H. Leung} et al., J. Comb. Theory, Ser. A 113, No. 5, 822--838 (2006; Zbl 1094.05009) Full Text: DOI
Elia, Michele Representation of primes as the sums of two squares in the golden section quadratic field. (English) Zbl 1095.11050 J. Discrete Math. Sci. Cryptography 9, No. 1, 25-37 (2006). Reviewer: Franz Lemmermeyer (Bilkent) MSC: 11R11 11R20 PDFBibTeX XMLCite \textit{M. Elia}, J. Discrete Math. Sci. Cryptography 9, No. 1, 25--37 (2006; Zbl 1095.11050) Full Text: DOI
Nie, Jiawang; Demmel, James; Sturmfels, Bernd Minimizing polynomials via sum of squares over the gradient ideal. (English) Zbl 1134.90032 Math. Program. 106, No. 3 (A), 587-606 (2006). MSC: 90C22 14P10 90C46 PDFBibTeX XMLCite \textit{J. Nie} et al., Math. Program. 106, No. 3 (A), 587--606 (2006; Zbl 1134.90032) Full Text: DOI arXiv
Lasserre, Jean B. A sum of squares approximation of nonnegative polynomials. (English) Zbl 1129.12003 SIAM J. Optim. 16, No. 3, 751-765 (2006). MSC: 12D15 14P10 90C22 PDFBibTeX XMLCite \textit{J. B. Lasserre}, SIAM J. Optim. 16, No. 3, 751--765 (2006; Zbl 1129.12003) Full Text: DOI
Coad, D. S.; Halimeh, A. A. Sequential procedures for comparing several normal means. (English) Zbl 1099.62089 J. Stat. Comput. Simulation 76, No. 6, 519-537 (2006). MSC: 62L10 62P10 65C60 PDFBibTeX XMLCite \textit{D. S. Coad} and \textit{A. A. Halimeh}, J. Stat. Comput. Simulation 76, No. 6, 519--537 (2006; Zbl 1099.62089) Full Text: DOI
Jurečkova, Jana; Picek, Jan Robust statistical methods with R. (English) Zbl 1097.62020 Boca Raton, FL: Chapman and Hall/CRC (ISBN 1-58488-454-1/hbk). xi, 197 p. (2006). Reviewer: Yuehua Wu (Toronto) MSC: 62F35 62-01 65C60 62G35 62-04 PDFBibTeX XMLCite \textit{J. Jurečkova} and \textit{J. Picek}, Robust statistical methods with R. Boca Raton, FL: Chapman and Hall/CRC (2006; Zbl 1097.62020)
Bagirov, Adil M.; Yearwood, John A new nonsmooth optimization algorithm for minimum sum-of-squares clustering problems. (English) Zbl 1085.90045 Eur. J. Oper. Res. 170, No. 2, 578-596 (2006). MSC: 90C26 62H30 PDFBibTeX XMLCite \textit{A. M. Bagirov} and \textit{J. Yearwood}, Eur. J. Oper. Res. 170, No. 2, 578--596 (2006; Zbl 1085.90045) Full Text: DOI
Tavassoli, Z.; Carter, Jonathan N.; King, Peter R. An analysis of history matching errors. (English) Zbl 1130.86303 Comput. Geosci. 9, No. 2-3, 99-123 (2005). MSC: 86-08 86A22 PDFBibTeX XMLCite \textit{Z. Tavassoli} et al., Comput. Geosci. 9, No. 2--3, 99--123 (2005; Zbl 1130.86303) Full Text: DOI
Bony, Jean-Michel Sums of squares of derivable functions. (Sommes de carrés de fonctions dérivables.) (French) Zbl 1107.26008 Bull. Soc. Math. Fr. 133, No. 4, 619-639 (2006). Reviewer: Teodora-Liliana Rădulescu (Craiova) MSC: 26A24 26B05 PDFBibTeX XMLCite \textit{J.-M. Bony}, Bull. Soc. Math. Fr. 133, No. 4, 619--639 (2005; Zbl 1107.26008) Full Text: DOI
Cheng, Nathalie; Williams, Kenneth S. Evaluation of some convolutions sums involving the sum of divisors functions. (English) Zbl 1094.11004 Yokohama Math. J. 52, No. 1, 39-57 (2005). Reviewer: Tom M. Apostol (Pasadena) MSC: 11A25 11E25 11F11 PDFBibTeX XMLCite \textit{N. Cheng} and \textit{K. S. Williams}, Yokohama Math. J. 52, No. 1, 39--57 (2005; Zbl 1094.11004)
Lasserre, Jean B. Sum of squares approximation of polynomials, nonnegative on a real algebraic set. (English) Zbl 1093.14078 SIAM J. Optim. 16, No. 2, 610-628 (2005). Reviewer: Osman Bizim (Bursa) MSC: 14P05 12D15 90C22 90C25 11E25 12Y05 PDFBibTeX XMLCite \textit{J. B. Lasserre}, SIAM J. Optim. 16, No. 2, 610--628 (2005; Zbl 1093.14078) Full Text: DOI
Slabospyts’kyj, Oleksandr S. Recurrent estimation of a nonstationary parameter of nonlinear dynamical systems with discrete time under nonclassical assumptions. (Ukrainian. English summary) Zbl 1101.93331 Visn., Ser. Fiz.-Mat. Nauky, Kyïv. Univ. Im. Tarasa Shevchenka 2005, No. 4, 232-236 (2005). MSC: 93E10 93C55 PDFBibTeX XMLCite \textit{O. S. Slabospyts'kyj}, Visn., Ser. Fiz.-Mat. Nauky, Kyïv. Univ. Im. Tarasa Shevchenka 2005, No. 4, 232--236 (2005; Zbl 1101.93331)
Fernando, José F.; Ruiz, Jesús M. On the Pythagoras numbers of real analytic set germs. (English) Zbl 1095.14056 Bull. Soc. Math. Fr. 133, No. 3, 349-362 (2005). Reviewer: Jose Manuel Gamboa (Madrid) MSC: 14P15 PDFBibTeX XMLCite \textit{J. F. Fernando} and \textit{J. M. Ruiz}, Bull. Soc. Math. Fr. 133, No. 3, 349--362 (2005; Zbl 1095.14056) Full Text: DOI
Gica, Alexandru Some class numbers. (English) Zbl 1117.11061 Math. Rep., Bucur. 7(57), No. 2, 113-117 (2005). MSC: 11R29 11P99 PDFBibTeX XMLCite \textit{A. Gica}, Math. Rep., Buchar. 7(57), No. 2, 113--117 (2005; Zbl 1117.11061)
Nie, Jiawang; Demmel, James W. Minimum ellipsoid bounds for solutions of polynomial systems via sum of squares. (English) Zbl 1097.90039 J. Glob. Optim. 33, No. 4, 511-525 (2005). MSC: 90C22 PDFBibTeX XMLCite \textit{J. Nie} and \textit{J. W. Demmel}, J. Glob. Optim. 33, No. 4, 511--525 (2005; Zbl 1097.90039) Full Text: DOI arXiv
Dakhmouche, Meghlaoui Determination of initial values for the unconditional likelihood function of a moving averages process. (English) Zbl 1078.62090 Far East J. Theor. Stat. 17, No. 1, 31-42 (2005). MSC: 62M10 62M20 PDFBibTeX XMLCite \textit{M. Dakhmouche}, Far East J. Theor. Stat. 17, No. 1, 31--42 (2005; Zbl 1078.62090)
Long, Ling; Yang, Yifan A short proof of Milne’s formulas for sums of integer squares. (English) Zbl 1084.11012 Int. J. Number Theory 1, No. 4, 533-551 (2005). Reviewer: Florin Nicolae (Berlin) MSC: 11E25 11F11 PDFBibTeX XMLCite \textit{L. Long} and \textit{Y. Yang}, Int. J. Number Theory 1, No. 4, 533--551 (2005; Zbl 1084.11012) Full Text: DOI
Banks, William D.; Luca, Florian; Saidak, Filip; Shparlinski, Igor E. Values of arithmetical functions equal to a sum of two squares. (English) Zbl 1076.11053 Q. J. Math. 56, No. 2, 123-139 (2005). Reviewer: Aleksandar Ivić (Beograd) MSC: 11N37 11N36 PDFBibTeX XMLCite \textit{W. D. Banks} et al., Q. J. Math. 56, No. 2, 123--139 (2005; Zbl 1076.11053) Full Text: DOI
Dugger, Daniel; Isaksen, Daniel C. Algebraic \(K\)-theory and sums-of-squares formulas. (English) Zbl 1102.11023 Doc. Math. 10, 357-366 (2005). Reviewer: Jean-François Jaulent (Talence) MSC: 11E04 11E16 19F99 PDFBibTeX XMLCite \textit{D. Dugger} and \textit{D. C. Isaksen}, Doc. Math. 10, 357--366 (2005; Zbl 1102.11023) Full Text: arXiv EuDML EMIS
Adiga, Chandrashekar; Cooper, Shaun; Han, Jung Hun A general relation between sums of squares and sums of triangular numbers. (English) Zbl 1137.11309 Int. J. Number Theory 1, No. 2, 175-182 (2005). MSC: 11E25 05A19 11D85 33D15 PDFBibTeX XMLCite \textit{C. Adiga} et al., Int. J. Number Theory 1, No. 2, 175--182 (2005; Zbl 1137.11309) Full Text: DOI
Choi, S. K. K.; Kumchev, A. V.; Osburn, R. On sums of three squares. (English) Zbl 1083.11024 Int. J. Number Theory 1, No. 2, 161-173 (2005). Reviewer: Wai Kiu Chan (Middletown) MSC: 11E25 11P05 PDFBibTeX XMLCite \textit{S. K. K. Choi} et al., Int. J. Number Theory 1, No. 2, 161--173 (2005; Zbl 1083.11024) Full Text: DOI arXiv
Blomer, Valentin; Brüdern, Jörg A three squares theorem with almost primes. (English) Zbl 1084.11056 Bull. Lond. Math. Soc. 37, No. 4, 507-513 (2005). Reviewer: Koichi Kawada (Morioka) MSC: 11P05 11N36 11N75 11E25 11P32 PDFBibTeX XMLCite \textit{V. Blomer} and \textit{J. Brüdern}, Bull. Lond. Math. Soc. 37, No. 4, 507--513 (2005; Zbl 1084.11056) Full Text: DOI
Schweighofer, Markus Optimization of polynomials on compact semialgebraic sets. (English) Zbl 1114.90098 SIAM J. Optim. 15, No. 3, 805-825 (2005). MSC: 90C26 90C22 14P10 PDFBibTeX XMLCite \textit{M. Schweighofer}, SIAM J. Optim. 15, No. 3, 805--825 (2005; Zbl 1114.90098) Full Text: DOI
Jarvis-Wloszek, Zachary; Feeley, Ryan; Tan, Weehong; Sun, Kunpeng; Packard, Andrew Control applications of sum of squares programming. (English) Zbl 1119.93031 Henrion, Didier (ed.) et al., Positive polynomials in control. Berlin: Springer (ISBN 3-540-23948-0/pbk). Lecture Notes in Control and Information Sciences 312, 3-22 (2005). Reviewer: Werner H. Schmidt (Greifswald) MSC: 93B40 90C22 PDFBibTeX XMLCite \textit{Z. Jarvis-Wloszek} et al., Lect. Notes Control Inf. Sci. 312, 3--22 (2005; Zbl 1119.93031) Full Text: DOI
Mechenov, Alexander S. Pseudosolution of linear functional equations. Parameters estimation of linear functional relationships. (English) Zbl 1077.62052 Mathematics and its Applications (Springer) 576. New York, NY: Springer (ISBN 0-387-24505-7/hbk). ix, 238 p. (2005). Reviewer: Yuehua Wu (Toronto) MSC: 62J05 62-02 65Q05 65R20 65-02 39B05 45A05 65C60 PDFBibTeX XMLCite \textit{A. S. Mechenov}, Pseudosolution of linear functional equations. Parameters estimation of linear functional relationships. New York, NY: Springer (2005; Zbl 1077.62052)
Bove, Antonio Gevrey hypo-ellipticity for sums of squares of vector fields: some examples. (English) Zbl 1073.35066 Chanillo, Sagun (ed.) et al., Geometric analysis of PDE and several complex variables. Dedicated to François Trèves. Providence, RI: American Mathematical Society (AMS) (ISBN 0-8218-3386-3/pbk). Contemporary Mathematics 368, 41-68 (2005). Reviewer: Michael Reissig (Freiberg) MSC: 35H10 PDFBibTeX XMLCite \textit{A. Bove}, Contemp. Math. 368, 41--68 (2005; Zbl 1073.35066)
Carter, J. N. Using Bayesian statistics to capture the effects of modelling errors in inverse problems. (English) Zbl 1267.62042 Math. Geol. 36, No. 2, 187-216 (2004). MSC: 62F15 65C60 62P30 PDFBibTeX XMLCite \textit{J. N. Carter}, Math. Geol. 36, No. 2, 187--216 (2004; Zbl 1267.62042) Full Text: DOI
Schweighofer, Markus On the complexity of Schmüdgen’s Positivstellensatz. (English) Zbl 1161.68480 J. Complexity 20, No. 4, 529-543 (2004). MSC: 68Q15 14P10 90C22 90C60 13J30 PDFBibTeX XMLCite \textit{M. Schweighofer}, J. Complexity 20, No. 4, 529--543 (2004; Zbl 1161.68480) Full Text: DOI Link
Robbins, Neville On partitions and sums of two squares. (English) Zbl 1080.11076 JP J. Algebra Number Theory Appl. 4, No. 3, 531-535 (2004). Reviewer: Heng Huat Chan (Singapore) MSC: 11P83 11E25 PDFBibTeX XMLCite \textit{N. Robbins}, JP J. Algebra Number Theory Appl. 4, No. 3, 531--535 (2004; Zbl 1080.11076)
Gica, Alexandru; Panaitopol, Laurenţiu A result to a theorem of Lagrange. (English) Zbl 1102.11025 Math. Rep., Bucur. 6(56), No. 1, 45-60 (2004). MSC: 11E25 11H06 11P05 PDFBibTeX XMLCite \textit{A. Gica} and \textit{L. Panaitopol}, Math. Rep., Buchar. 6(56), No. 1, 45--60 (2004; Zbl 1102.11025)
Bove, Antonio; Treves, François On the Gevrey hypo-ellipticity of sums of squares of vector fields. (English) Zbl 1073.35067 Ann. Inst. Fourier 54, No. 5, 1443-1475 (2004). Reviewer: Michael Reissig (Freiberg) MSC: 35H10 35A20 PDFBibTeX XMLCite \textit{A. Bove} and \textit{F. Treves}, Ann. Inst. Fourier 54, No. 5, 1443--1475 (2004; Zbl 1073.35067) Full Text: DOI Numdam EuDML Link
Borwein, Jonathan Michael; Choi, Kwok-Kwong Stephen Dirichlet series for sqares of sums of squares: a summary. (English) Zbl 1078.11055 Kisilevsky, Hershy (ed.) et al., Number theory. Papers from the 7th conference of the Canadian Number Theory Association, University of Montreal, Montreal, QC, Canada, May 19–25, 2002. Providence, RI: American Mathematical Society (AMS) (ISBN 0-8218-3331-6/pbk). CRM Proceedings & Lecture Notes 36, 27-34 (2004). Reviewer: Roger Heath-Brown (Oxford) MSC: 11M41 11E25 11E45 PDFBibTeX XMLCite \textit{J. M. Borwein} and \textit{K.-K. S. Choi}, CRM Proc. Lect. Notes 36, 27--34 (2004; Zbl 1078.11055)
Federer, Walter T. Complete sets of \(F\)-squares of order \(n\). (English) Zbl 1064.05034 Util. Math. 66, 3-14 (2004). Reviewer: Chester J. Salwach (Easton) MSC: 05B15 PDFBibTeX XMLCite \textit{W. T. Federer}, Util. Math. 66, 3--14 (2004; Zbl 1064.05034)
Tekcan, Ahmet Representations of positive integers by a direct sum of quadratic forms. (English) Zbl 1066.11016 Result. Math. 46, No. 1-2, 146-163 (2004). Reviewer: Guram Gogishvili (Tbilisi) MSC: 11E25 11E20 11D85 11F11 PDFBibTeX XMLCite \textit{A. Tekcan}, Result. Math. 46, No. 1--2, 146--163 (2004; Zbl 1066.11016) Full Text: DOI
Hanges, Nicholas Analytic regularity for an operator with Trèves curves. (English) Zbl 1053.35046 J. Funct. Anal. 210, No. 2, 295-320 (2004). Reviewer: C. Bouzar (Oran) MSC: 35H10 32T27 PDFBibTeX XMLCite \textit{N. Hanges}, J. Funct. Anal. 210, No. 2, 295--320 (2004; Zbl 1053.35046) Full Text: DOI
Parrilo, Pablo A.; Lall, Sanjay Semidefinite programming relaxations and algebraic optimization in control. (English) Zbl 1293.93302 Eur. J. Control 9, No. 2-3, 307-321 (2003). MSC: 93B40 90C22 PDFBibTeX XMLCite \textit{P. A. Parrilo} and \textit{S. Lall}, Eur. J. Control 9, No. 2--3, 307--321 (2003; Zbl 1293.93302) Full Text: DOI
Sparks, Ross Monitoring for increases in process variance. (English) Zbl 1064.62123 Aust. N. Z. J. Stat. 45, No. 4, 383-394 (2003). MSC: 62P30 PDFBibTeX XMLCite \textit{R. Sparks}, Aust. N. Z. J. Stat. 45, No. 4, 383--394 (2003; Zbl 1064.62123) Full Text: DOI
Gutman, Ivan Graphs with smallest sum of squares of vertex degrees. (English) Zbl 1052.05024 Kragujevac J. Math. 25, 51-54 (2003). Reviewer: Dragoš Cvetković (Beograd) MSC: 05C07 05C35 PDFBibTeX XMLCite \textit{I. Gutman}, Kragujevac J. Math. 25, 51--54 (2003; Zbl 1052.05024)
Das, Kinkar Ch. Sharp bounds for the sum of the squares of the degrees of a graph. (English) Zbl 1051.05034 Kragujevac J. Math. 25, 31-49 (2003). Reviewer: Dragoš Cvetković (Beograd) MSC: 05C07 05C50 PDFBibTeX XMLCite \textit{K. Ch. Das}, Kragujevac J. Math. 25, 31--49 (2003; Zbl 1051.05034)
Todorov, Pavel G. A representation of a nonnegative algebraic polynomial of degree four as a sum of two squares of real polynomials. (English) Zbl 1147.12301 Folia Math. 10, No. 1, 67-77 (2003). Reviewer: Gerald Schmieder (Oldenburg) MSC: 12E10 30C50 PDFBibTeX XMLCite \textit{P. G. Todorov}, Folia Math. 10, No. 1, 67--77 (2003; Zbl 1147.12301)
Ji, Chungang Sums of three integral squares in cyclotomic fields. (English) Zbl 1082.11070 Bull. Aust. Math. Soc. 68, No. 1, 101-106 (2003). Reviewer: Zhang Xianke (Beijing) MSC: 11R18 11E25 11R23 PDFBibTeX XMLCite \textit{C. Ji}, Bull. Aust. Math. Soc. 68, No. 1, 101--106 (2003; Zbl 1082.11070) Full Text: DOI
Williams, Kenneth S. \(n=\Delta +\Delta +2(\Delta + \Delta)\). (English) Zbl 1041.11022 Far East J. Math. Sci. (FJMS) 11, No. 2, 233-240 (2003). Reviewer: Shaun Cooper (Auckland) MSC: 11E25 PDFBibTeX XMLCite \textit{K. S. Williams}, Far East J. Math. Sci. (FJMS) 11, No. 2, 233--240 (2003; Zbl 1041.11022)
Stadie, Andreas Detecting periods in which a time series model fails to predict the observed volatility. (English) Zbl 1041.62085 Comput. Stat. 18, No. 3, 375-386 (2003). Reviewer: R. E. Maiboroda (Kyïv) MSC: 62P05 62M10 PDFBibTeX XMLCite \textit{A. Stadie}, Comput. Stat. 18, No. 3, 375--386 (2003; Zbl 1041.62085) Full Text: DOI
Taillard, Éric D. Heuristic methods for large centroid clustering problems. (English) Zbl 1035.90038 J. Heuristics 9, No. 1, 51-73 (2003). MSC: 90B80 90C59 90C27 PDFBibTeX XMLCite \textit{É. D. Taillard}, J. Heuristics 9, No. 1, 51--73 (2003; Zbl 1035.90038) Full Text: DOI
Howard, F. T. The sum of the squares of two generalized Fibonacci numbers. (English) Zbl 1019.11003 Fibonacci Q. 41, No. 1, 80-84 (2003). Reviewer: Pentti Haukkanen (Tampere) MSC: 11B39 PDFBibTeX XMLCite \textit{F. T. Howard}, Fibonacci Q. 41, No. 1, 80--84 (2003; Zbl 1019.11003)
Hall, R. R. On the representation of an integer as the sum of a large and a small square. (English) Zbl 1053.11079 Mathematika 49, No. 1-2, 245-251 (2002). Reviewer: Eira J. Scourfield (Egham) MSC: 11N64 11E25 PDFBibTeX XMLCite \textit{R. R. Hall}, Mathematika 49, No. 1--2, 245--251 (2002; Zbl 1053.11079) Full Text: DOI
Fan, Yanqin; Li, Qi A consistent model specification test based on the kernel sum of squares of residuals. (English) Zbl 1033.62038 Econom. Rev. 21, No. 3, 337-352 (2002). MSC: 62G08 62E20 62G10 PDFBibTeX XMLCite \textit{Y. Fan} and \textit{Q. Li}, Econom. Rev. 21, No. 3, 337--352 (2002; Zbl 1033.62038) Full Text: DOI
Ivanov, Alexander; Zwanzig, Silvelyn A saddlepoint approximation for the residual sum of squares in heteroscedastic linear regression. (English) Zbl 1022.62056 Theory Stoch. Process. 8(24), No. 1-2, 154-161 (2002). Reviewer: A.D.Borisenko (Kyïv) MSC: 62J05 62J12 PDFBibTeX XMLCite \textit{A. Ivanov} and \textit{S. Zwanzig}, Theory Stoch. Process. 8(24), No. 1--2, 154--161 (2002; Zbl 1022.62056)
Mittlböck, Martina; Heinzl, Harald Measures of explained variation in gamma regression models. (English) Zbl 1081.62542 Commun. Stat., Simulation Comput. 31, No. 1, 61-73 (2002). MSC: 62J12 62H12 PDFBibTeX XMLCite \textit{M. Mittlböck} and \textit{H. Heinzl}, Commun. Stat., Simulation Comput. 31, No. 1, 61--73 (2002; Zbl 1081.62542)
Mei, Changlin; Zhang, Wenxiu Testing linear regression relationships via locally-weighted fitting technique. (Chinese. English summary) Zbl 1024.62029 J. Syst. Sci. Math. Sci. 22, No. 4, 467-480 (2002). MSC: 62J02 62G08 PDFBibTeX XMLCite \textit{C. Mei} and \textit{W. Zhang}, J. Syst. Sci. Math. Sci. 22, No. 4, 467--480 (2002; Zbl 1024.62029)
Lin, Jiafu The number of representations of an integer as a sum of eight squares. (English) Zbl 1038.11023 Northeast. Math. J. 18, No. 1, 19-22 (2002). Reviewer: Le Maohua (Zhanjiang) MSC: 11E25 05A30 33D90 PDFBibTeX XMLCite \textit{J. Lin}, Northeast. Math. J. 18, No. 1, 19--22 (2002; Zbl 1038.11023)
de Wet, T. Goodness-of-fit tests for location and scale families based on a weighted \(L_ 2\)-Wasserstein distance measure. (English) Zbl 1037.62007 Test 11, No. 1, 89-107 (2002). MSC: 62F05 60G15 62E20 PDFBibTeX XMLCite \textit{T. de Wet}, Test 11, No. 1, 89--107 (2002; Zbl 1037.62007) Full Text: DOI
Ivanov, Alexander V.; Zwanzig, Silvelyn Saddlepoint expansions in linear regression. (English) Zbl 1043.62007 J. Multivariate Anal. 83, No. 1, 183-207 (2002). MSC: 62E20 62J05 62H12 62E17 PDFBibTeX XMLCite \textit{A. V. Ivanov} and \textit{S. Zwanzig}, J. Multivariate Anal. 83, No. 1, 183--207 (2002; Zbl 1043.62007) Full Text: DOI
Khan, Shahjahan Distribution of sum of squares and products matrices for the generalized multilinear matrix-\(T\) model. (English) Zbl 1020.62047 J. Multivariate Anal. 83, No. 1, 124-140 (2002). MSC: 62H10 62J12 PDFBibTeX XMLCite \textit{S. Khan}, J. Multivariate Anal. 83, No. 1, 124--140 (2002; Zbl 1020.62047) Full Text: DOI
Helton, J. William “Positive” noncommutative polynomials are sums of squares. (English) Zbl 1033.12001 Ann. Math. (2) 156, No. 2, 675-694 (2002). Reviewer: Danielle Gondard-Cozette (Paris) MSC: 12D15 13J30 14P99 PDFBibTeX XMLCite \textit{J. W. Helton}, Ann. Math. (2) 156, No. 2, 675--694 (2002; Zbl 1033.12001) Full Text: DOI Link
Shimura, Goro The representation of integers as sums of squares. (English) Zbl 1047.11035 Am. J. Math. 124, No. 5, 1059-1081 (2002). Reviewer: Guram Gogishvili (Tbilisi) MSC: 11E25 11E12 11E45 PDFBibTeX XMLCite \textit{G. Shimura}, Am. J. Math. 124, No. 5, 1059--1081 (2002; Zbl 1047.11035) Full Text: DOI Link
Green, Ben On arithmetic structures in dense sets of integers. (English) Zbl 1020.11010 Duke Math. J. 114, No. 2, 215-238 (2002). Reviewer: Štefan Porubský (Praha) MSC: 11B25 05D10 11N36 PDFBibTeX XMLCite \textit{B. Green}, Duke Math. J. 114, No. 2, 215--238 (2002; Zbl 1020.11010) Full Text: DOI
Chen, K.; Zhu, L. Existence of \(V(m,t)\) vectors. (English) Zbl 1002.05008 J. Stat. Plann. Inference 106, No. 1-2, 461-471 (2002). MSC: 05B15 05B10 11L40 PDFBibTeX XMLCite \textit{K. Chen} and \textit{L. Zhu}, J. Stat. Plann. Inference 106, No. 1--2, 461--471 (2002; Zbl 1002.05008) Full Text: DOI
Aqzzouz, B.; El Kadiri, M. Infinite dimensional extension of A. P. Calderòn’s theorem on positive semidefinite biquadratic forms. (English) Zbl 1003.46013 Lobachevskii J. Math. 10, 3-8 (2002). MSC: 46C05 47H60 PDFBibTeX XMLCite \textit{B. Aqzzouz} and \textit{M. El Kadiri}, Lobachevskii J. Math. 10, 3--8 (2002; Zbl 1003.46013) Full Text: EuDML EMIS
Zhang, Yingshan; Duan, Lian; Lu, Yiqiang; Zheng, Zhongguo Construction of generalized Hadamard matrices \(D(r^m(r+1),r^m(r+1);p)\). (English) Zbl 0996.05020 J. Stat. Plann. Inference 104, No. 2, 239-258 (2002). Reviewer: Steven T.Dougherty (Scranton) MSC: 05B20 05B15 PDFBibTeX XMLCite \textit{Y. Zhang} et al., J. Stat. Plann. Inference 104, No. 2, 239--258 (2002; Zbl 0996.05020) Full Text: DOI
Pillai, Harish K.; Willems, Jan C. Lossless and dissipative distributed systems. (English) Zbl 1009.93001 SIAM J. Control Optimization 40, No. 5, 1406-1430 (2002). Reviewer: Horst Behncke (Osnabrück) MSC: 93A30 93C20 13P05 35G05 37L99 35L65 PDFBibTeX XMLCite \textit{H. K. Pillai} and \textit{J. C. Willems}, SIAM J. Control Optim. 40, No. 5, 1406--1430 (2002; Zbl 1009.93001) Full Text: DOI
Robbins, Neville An alternate proof of a theorem of J. Ewell. (English) Zbl 0995.11029 Fibonacci Q. 40, No. 1, 56 (2002). Reviewer: Koichi Kawada (Morioka) MSC: 11E25 11P81 PDFBibTeX XMLCite \textit{N. Robbins}, Fibonacci Q. 40, No. 1, 56 (2002; Zbl 0995.11029)
Fernando, José F. Sums of squares in real analytic rings. (English) Zbl 0987.13017 Trans. Am. Math. Soc. 354, No. 5, 1909-1919 (2002). MSC: 13J30 11E25 14P15 32B05 PDFBibTeX XMLCite \textit{J. F. Fernando}, Trans. Am. Math. Soc. 354, No. 5, 1909--1919 (2002; Zbl 0987.13017) Full Text: DOI
Hirschhorn, Michael D.; McGowan, James A. Algebraic consequences of Jacobi’s two- and four-square theorems. (English) Zbl 1040.11022 Garvan, Frank G. (ed.) et al., Symbolic computation, number theory, special functions, physics and combinatorics. Proceedings of the conference, Gainesville, FL, USA, November 11–13, 1999. Dordrecht: Kluwer Academic Publishers (ISBN 1-4020-0101-0/hbk). Dev. Math. 4, 107-132 (2001). Reviewer: Shaun Cooper (Auckland) MSC: 11E25 11B65 11D85 11F11 33D15 PDFBibTeX XMLCite \textit{M. D. Hirschhorn} and \textit{J. A. McGowan}, Dev. Math. 4, 107--132 (2001; Zbl 1040.11022)
Citti, Giovanna; Montanari, Annamaria \(C^{\infty }\) regularity of solutions of an equation of Levi’s type in \(\mathbb{R}^{2n+1}\). (English) Zbl 1030.35019 Ann. Mat. Pura Appl., IV. Ser. 180, No. 1, 27-58 (2001). Reviewer: Chikh Bouzar (Oran) MSC: 35B65 35H20 PDFBibTeX XMLCite \textit{G. Citti} and \textit{A. Montanari}, Ann. Mat. Pura Appl. (4) 180, No. 1, 27--58 (2001; Zbl 1030.35019) Full Text: DOI
Bohman, Jan; Fröberg, Carl-Erik Squares, triangular numbers, and tetrahedral numbers in additive number theory. (Swedish) Zbl 1036.11047 Normat 49, No. 2, 67-70 (2001). Reviewer: Pentti Haukkanen (Tampere) MSC: 11P05 11A99 PDFBibTeX XMLCite \textit{J. Bohman} and \textit{C.-E. Fröberg}, Normat 49, No. 2, 67--70 (2001; Zbl 1036.11047)
Vicario, Grazia; Romano, Daniele Factorial experiments for sequential process. (English) Zbl 0997.62057 Metron 59, No. 1-2, 191-204 (2001). MSC: 62K15 62P30 PDFBibTeX XMLCite \textit{G. Vicario} and \textit{D. Romano}, Metron 59, No. 1--2, 191--204 (2001; Zbl 0997.62057)
Monlezun, Charles J. Orthogonally decomposing the interaction sum of squares in two factor experiments when both factors are quantitative: Unbalanced data and unequal spacing. (English) Zbl 0993.62065 Commun. Stat., Theory Methods 30, No. 7, 1411-1433 (2001). MSC: 62K15 62J10 PDFBibTeX XMLCite \textit{C. J. Monlezun}, Commun. Stat., Theory Methods 30, No. 7, 1411--1433 (2001; Zbl 0993.62065) Full Text: DOI
Damek, Ewa; Hulanicki, Andrzej; Urban, Roman Martin boundary for homogeneous Riemannian manifolds of neagtive curvature at the bottom of the spectrum. (English) Zbl 1002.31007 Rev. Mat. Iberoam. 17, No. 2, 257-293 (2001). Reviewer: René L.Schilling (Brighton) MSC: 31C35 22E30 53C30 58J65 60J50 PDFBibTeX XMLCite \textit{E. Damek} et al., Rev. Mat. Iberoam. 17, No. 2, 257--293 (2001; Zbl 1002.31007) Full Text: DOI EuDML Link
Hirschhorn, Michael D. On partitions into four distinct squares of equal parity. (English) Zbl 0987.05011 Australas. J. Comb. 24, 285-291 (2001). Reviewer: Ian Anderson (Glasgow) MSC: 05A17 05A15 PDFBibTeX XMLCite \textit{M. D. Hirschhorn}, Australas. J. Comb. 24, 285--291 (2001; Zbl 0987.05011)
Scheiderer, C. On sums of squares in local rings. (English) Zbl 0991.13014 J. Reine Angew. Math. 540, 205-227 (2001). Reviewer: Ngo Viet Trung (Hanoi) MSC: 13J30 13H99 11E25 PDFBibTeX XMLCite \textit{C. Scheiderer}, J. Reine Angew. Math. 540, 205--227 (2001; Zbl 0991.13014) Full Text: DOI Link
Leep, David B.; Starr, Colin L. Polynomials in \(\mathbb{R}[x,y]\) that are sums of squares in \(\mathbb{R}(x,y)\). (English) Zbl 0972.12003 Proc. Am. Math. Soc. 129, No. 11, 3133-3141 (2001). Reviewer: A.Pfister (Mainz) MSC: 12D15 11E25 PDFBibTeX XMLCite \textit{D. B. Leep} and \textit{C. L. Starr}, Proc. Am. Math. Soc. 129, No. 11, 3133--3141 (2001; Zbl 0972.12003) Full Text: DOI
Yiu, Paul The length of \(x_1^4+x_2^4+x_3^4+x_4^4\) as a sum of squares. (English) Zbl 0997.11034 J. Pure Appl. Algebra 156, No. 2-3, 367-373 (2001). Reviewer: M.Peters (Münster) MSC: 11E25 PDFBibTeX XMLCite \textit{P. Yiu}, J. Pure Appl. Algebra 156, No. 2--3, 367--373 (2001; Zbl 0997.11034) Full Text: DOI
Hooley, C. On Waring’s problem for three squares and an \(\ell\)th power. (English) Zbl 1030.11052 Asian J. Math. 4, No. 4, 885-904 (2000). Reviewer: George Greaves (Cardiff) MSC: 11P05 11L40 PDFBibTeX XMLCite \textit{C. Hooley}, Asian J. Math. 4, No. 4, 885--904 (2000; Zbl 1030.11052) Full Text: DOI
Slabospyts’kyj, O. S. Recursive estimation of nonstationary parameters of linear dynamical systems by the least squares method with variable forgetting factor under nonclassical assumptions. (Ukrainian. English summary) Zbl 0977.93026 Visn., Ser. Fiz.-Mat. Nauky, Kyïv. Univ. Im. Tarasa Shevchenka 2000, No. 2, 333-336 (2000). MSC: 93B30 93E24 PDFBibTeX XMLCite \textit{O. S. Slabospyts'kyj}, Visn., Ser. Fiz.-Mat. Nauky, Kyïv. Univ. Im. Tarasa Shevchenka 2000, No. 2, 333--336 (2000; Zbl 0977.93026)
Slabospyts’kyj, O. S. Recursive estimation of nonstationary parameters by the least squares method with variable forgetting factor under nonclassical assumptions. (Ukrainian. English summary) Zbl 0977.93024 Visn., Ser. Fiz.-Mat. Nauky, Kyïv. Univ. Im. Tarasa Shevchenka 2000, No. 1, 282-285 (2000). MSC: 93B30 93E24 PDFBibTeX XMLCite \textit{O. S. Slabospyts'kyj}, Visn., Ser. Fiz.-Mat. Nauky, Kyïv. Univ. Im. Tarasa Shevchenka 2000, No. 1, 282--285 (2000; Zbl 0977.93024)
Slabospyts’kyj, O. S. Recursive estimation of nonstationary parameters of bilinear dynamical systems by the least squares method with variable forgetting factor under nonclassical assumptions. (Ukrainian. English summary) Zbl 0977.93027 Visn., Ser. Fiz.-Mat. Nauky, Kyïv. Univ. Im. Tarasa Shevchenka 2000, No. 3, 309-312 (2000). MSC: 93B30 93E24 93C10 93C55 PDFBibTeX XMLCite \textit{O. S. Slabospyts'kyj}, Visn., Ser. Fiz.-Mat. Nauky, Kyïv. Univ. Im. Tarasa Shevchenka 2000, No. 3, 309--312 (2000; Zbl 0977.93027)
Qiu, Peihua; Tsokos, Chris P. Accelerated life testing model building with Box-Cox transformation. (English) Zbl 0973.62091 Sankhyā, Ser. A 62, No. 2, 223-235 (2000). MSC: 62N05 62F25 PDFBibTeX XMLCite \textit{P. Qiu} and \textit{C. P. Tsokos}, Sankhyā, Ser. A 62, No. 2, 223--235 (2000; Zbl 0973.62091)
Lin, Jiafu The number of representations of an integer as a sum of eight triangular numbers. (English) Zbl 0986.11025 Chin. Q. J. Math. 15, No. 4, 66-68 (2000). Reviewer: Shaun Cooper (Auckland) MSC: 11E25 05A15 PDFBibTeX XMLCite \textit{J. Lin}, Chin. Q. J. Math. 15, No. 4, 66--68 (2000; Zbl 0986.11025)
Bauer, Claus; Liu, Ming-Chit; Zhan, Tao On a sum of three prime squares. (English) Zbl 0961.11034 J. Number Theory 85, No. 2, 336-359 (2000). Reviewer: Roger Heath-Brown (Oxford) MSC: 11P32 11M20 PDFBibTeX XMLCite \textit{C. Bauer} et al., J. Number Theory 85, No. 2, 336--359 (2000; Zbl 0961.11034) Full Text: DOI
Gitler, Isidoro The triangle-star transformation, intercalate matrices and applications. (Spanish) Zbl 0977.05082 Gitler, S. (ed.) et al., Interdisciplinary tendencies of mathematics. México: Sociedad Matemática Mexicana. Aportaciones Mat., Comun. 26, 315-438 (2000). Reviewer: Josep M.Brunat Blay (Barcelona) MSC: 05C50 05-02 05E30 05B35 57M25 11E25 PDFBibTeX XMLCite \textit{I. Gitler}, Aportaciones Mat., Comun. 26, 315--438 (2000; Zbl 0977.05082)
Whitcher, Brandon; Guttorp, Peter; Percival, Donald B. Multiscale detection and location of multiple variance changes in the presence of long memory. (English) Zbl 0958.62088 J. Stat. Comput. Simulation 68, No. 1, 65-87 (2000). MSC: 62M10 62P12 42C40 PDFBibTeX XMLCite \textit{B. Whitcher} et al., J. Stat. Comput. Simulation 68, No. 1, 65--87 (2000; Zbl 0958.62088) Full Text: DOI
Balog, Antal; Wooley, Trevor D. Sums of two squares in short intervals. (English) Zbl 0961.11030 Can. J. Math. 52, No. 4, 673-694 (2000). Reviewer: George Greaves (Cardiff) MSC: 11N25 11N36 11N37 PDFBibTeX XMLCite \textit{A. Balog} and \textit{T. D. Wooley}, Can. J. Math. 52, No. 4, 673--694 (2000; Zbl 0961.11030) Full Text: DOI
Spearman, Blair K.; Williams, Kenneth S. The simplest arithmetic proof of Jacobi’s four squares theorem. (English) Zbl 0958.11029 Far East J. Math. Sci. (FJMS) 2, No. 3, 433-439 (2000). Reviewer: M.Peters (Münster) MSC: 11E25 PDFBibTeX XMLCite \textit{B. K. Spearman} and \textit{K. S. Williams}, Far East J. Math. Sci. (FJMS) 2, No. 3, 433--439 (2000; Zbl 0958.11029)
Osborne, M. R.; Presnell, Brett; Turlach, B. A. A new approach to variable selection in least squares problems. (English) Zbl 0962.65036 IMA J. Numer. Anal. 20, No. 3, 389-403 (2000). Reviewer: Miloslav Znojil (Řež) MSC: 65F20 65F25 65C60 62J05 62-07 PDFBibTeX XMLCite \textit{M. R. Osborne} et al., IMA J. Numer. Anal. 20, No. 3, 389--403 (2000; Zbl 0962.65036) Full Text: DOI Link
Demanze, O. Moments and positivity. (English) Zbl 0961.26007 J. Math. Anal. Appl. 247, No. 2, 570-587 (2000). Reviewer: Mihai Putinar (Santa Barbara) MSC: 26C05 44A60 47A57 PDFBibTeX XMLCite \textit{O. Demanze}, J. Math. Anal. Appl. 247, No. 2, 570--587 (2000; Zbl 0961.26007) Full Text: DOI
Reznick, Bruce Some concrete aspects of Hilbert’s 17th problem. (English) Zbl 0972.11021 Delzell, Charles N. (ed.) et al., Real algebraic geometry and ordered structures. AMS special session, Baton Rouge, LA, USA, April 17-21, 1996 and the associated special semester at Louisiana State University and Southern University, Baton Rouge, LA, USA, January-May 1996. Providence, RI: American Mathematical Society (AMS). Contemp. Math. 253, 251-272 (2000). Reviewer: Danielle Gondard (Paris) MSC: 11E10 12D15 11-02 11-03 11E76 01A60 14P99 PDFBibTeX XMLCite \textit{B. Reznick}, Contemp. Math. 253, 251--272 (2000; Zbl 0972.11021)
Liu, Jianya; Liu, Ming-Chit The exceptional set in the four prime squares problem. (English) Zbl 0942.11044 Ill. J. Math. 44, No. 2, 272-293 (2000). Reviewer: J.Liu (Shandong) and M.-C.Liu (Hong Kong) MSC: 11P32 11P55 11P05 11N36 PDFBibTeX XMLCite \textit{J. Liu} and \textit{M.-C. Liu}, Ill. J. Math. 44, No. 2, 272--293 (2000; Zbl 0942.11044)
Himonas, A. Alexandrou; Petronilho, Gerson Global hypoellipticity and simultaneous approximability. (English) Zbl 0943.35013 J. Funct. Anal. 170, No. 2, 356-365 (2000). Reviewer: V.Iftimie (Bucureşti) MSC: 35H10 35A27 PDFBibTeX XMLCite \textit{A. A. Himonas} and \textit{G. Petronilho}, J. Funct. Anal. 170, No. 2, 356--365 (2000; Zbl 0943.35013) Full Text: DOI
Nathanson, Melvyn B. Elementary methods in number theory. (English) Zbl 0953.11002 Graduate Texts in Mathematics. 195. New York, NY: Springer. xviii, 513 p. (2000). Reviewer: I.Z.Ruzsa (Budapest) MSC: 11-01 11Axx 11Nxx 11Pxx 11Mxx 11Dxx PDFBibTeX XMLCite \textit{M. B. Nathanson}, Elementary methods in number theory. New York, NY: Springer (2000; Zbl 0953.11002) Full Text: DOI
Ewell, John A. New representations of Ramanujan’s tau function. (English) Zbl 0966.11003 Proc. Am. Math. Soc. 128, No. 3, 723-726 (2000). Reviewer: Tom M.Apostol (Pasadena) MSC: 11A25 05A19 PDFBibTeX XMLCite \textit{J. A. Ewell}, Proc. Am. Math. Soc. 128, No. 3, 723--726 (2000; Zbl 0966.11003) Full Text: DOI
Liu, Honghu; Weiss, Robert E.; Jennrich, Robert I.; Wenger, Neil S. PRESS model selection in repeated measures data. (English) Zbl 1061.62539 Comput. Stat. Data Anal. 30, No. 2, 169-184 (1999). MSC: 62H99 62J05 65C60 PDFBibTeX XMLCite \textit{H. Liu} et al., Comput. Stat. Data Anal. 30, No. 2, 169--184 (1999; Zbl 1061.62539) Full Text: DOI
Leep, David B.; Myerson, Gerry Marriage, magic, and solitaire. (English) Zbl 0981.05004 Am. Math. Mon. 106, No. 5, 419-429 (1999). Reviewer: Ian Anderson (Glasgow) MSC: 05A05 05B15 05B20 PDFBibTeX XMLCite \textit{D. B. Leep} and \textit{G. Myerson}, Am. Math. Mon. 106, No. 5, 419--429 (1999; Zbl 0981.05004) Full Text: DOI