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15A48 Positive matrices and their generalizations; cones of matrices (33 articles)

• Marcoci, A.; Marcoci, L.; Persson, L. E.; Popa, N.: Schur multiplier characterization of a class of infinite matrices. (English). Czechoslovak Mathematical Journal, vol. 60 (2010), issue 1, pp. 183-193
• Shao, Yanling; Gao, Yubin: Exponents of two-colored digraphs. (English). Czechoslovak Mathematical Journal, vol. 59 (2009), issue 3, pp. 655-685
• Rohn, Jiří: Nonsingularity, positive definiteness, and positive invertibility under fixed-point data rounding. (English). Applications of Mathematics, vol. 52 (2007), issue 2, pp. 105-115
• Zhang, Fuji; Chen, Zhibo: Limit points of eigenvalues of (di)graphs. (English). Czechoslovak Mathematical Journal, vol. 56 (2006), issue 3, pp. 895-902
• Fonseca, C. M. da: On the inertia sets of some symmetric sign patterns. (English). Czechoslovak Mathematical Journal, vol. 56 (2006), issue 3, pp. 875-883
• Shao, Yanling; Sun, Liang; Gao, Yubin: $\pm$ sign pattern matrices that allow orthogonality. (English). Czechoslovak Mathematical Journal, vol. 56 (2006), issue 3, pp. 969-979
• Goldberger, Assaf; Neumann, Michael: An improvement of an inequality of Fiedler leading to a new conjecture on nonnegative matrices. (English). Czechoslovak Mathematical Journal, vol. 54 (2004), issue 3, pp. 773-780
• Zhang, Xiao-Dong: A note on ultrametric matrices. (English). Czechoslovak Mathematical Journal, vol. 54 (2004), issue 4, pp. 929-940
• Song, Seok-Zun; Kang, Kyung-Tae; Yi, Sucheol: Perimeter preservers of nonnegative integer matrices. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 45 (2004), issue 1, pp. 9-15
• Fiedler, Miroslav: Remarks on Monge matrices. (English). Mathematica Bohemica, vol. 127 (2002), issue 1, pp. 27-32
• Zhang, Xiao-Dong; Luo, Rong: Upper bound for the non-maximal eigenvalues of irreducible nonnegative matrices. (English). Czechoslovak Mathematical Journal, vol. 52 (2002), issue 3, pp. 537-544
• Bo, Zhou: Bounds for the spectral radius of nonnegative matrices. (English). Mathematica Slovaca, vol. 51 (2001), issue 2, pp. 179-183
• Kirkland, Stephen J.; Neumann, Michael; Shader, Bryan L.: Bounds on the subdominant eigenvalue involving group inverses with applications to graphs. (English). Czechoslovak Mathematical Journal, vol. 48 (1998), issue 1, pp. 1-20
• Fiedler, Miroslav; Pták, Vlastimil: Diagonal blocks of two mutually inverse positive definite block matrices. (English). Czechoslovak Mathematical Journal, vol. 47 (1997), issue 1, pp. 127-134
• Cain, Bryan; Hershkowitz, Daniel; Schneider, Hans: Theorems of the alternative for cones and Lyapunov regularity of matrices. (English). Czechoslovak Mathematical Journal, vol. 47 (1997), issue 3, pp. 487-499
• Rohn, Jiří: Checking positive definiteness or stability of symmetric interval matrices is NP-hard. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 35 (1994), issue 4, pp. 795-797
• Eschenbach, Carolyn A.; Hall, Frank J.; Li, Zhongshan: Eigenvalue frequency and consistent sign pattern matrices. (English). Czechoslovak Mathematical Journal, vol. 44 (1994), issue 3, pp. 461-479
• Veselý, Petr: Majorants of matrix norms and spectrum localization. (English). Czechoslovak Mathematical Journal, vol. 44 (1994), issue 1, pp. 141-161
• Meenakshi, Ar.: On the partial ordering of almost definite matrices. (English). Czechoslovak Mathematical Journal, vol. 39 (1989), issue 1, pp. 169-175
• Töllis, Theodore: On means of positive definite matrices. (English). Czechoslovak Mathematical Journal, vol. 37 (1987), issue 4, pp. 628-641
• Schwarz, Štefan: A combinatorial problem arising in finite Markov chains. (English). Mathematica Slovaca, vol. 36 (1986), issue 2, pp. 199-210
• Palacios, José Luis: A conjecture on a class of matrices. (English). Časopis pro pěstování matematiky, vol. 111 (1986), issue 4, pp. 337-339
• Reza, Fazlollah M.: A multiplication theorem for two-variable positive real matrices. (English). Aplikace matematiky, vol. 30 (1985), issue 4, pp. 291-296
• Marek, Ivo; Žitný, Karel: Equivalence of $K$-irreducibility concepts. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 25 (1984), issue 1, pp. 61-72
• Poljak, Svatopluk; Turzík, Daniel: On systems, periods and semipositive mappings. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 25 (1984), issue 4, pp. 597-614
• Elsner, Ludwig F.; Johnson, C. R.; Neumann, M.: On the effect of the perturbation of a nonnegative matrix on its Perron eigenvector. (English). Czechoslovak Mathematical Journal, vol. 32 (1982), issue 1, pp. 99-109
• Chao, Chong-Yun; Winograd, Shmuel: A generalization of a theorem of Boolean relation matrices. (English). Czechoslovak Mathematical Journal, vol. 27 (1977), issue 4, pp. 552-555
• Fiedler, Miroslav: A note on nonnegative matrices. (English). Mathematica Slovaca, vol. 27 (1977), issue 1, pp. 33-36
• Fiedler, Miroslav: A property of eigenvectors of nonnegative symmetric matrices and its application to graph theory. (English). Czechoslovak Mathematical Journal, vol. 25 (1975), issue 4, pp. 619-633
• Fiedler, Miroslav: Positivity with Respect to the Round Cone. (English). Matematický časopis, vol. 24 (1974), issue 2, pp. 155-159
• Fiedler, M.: Some results on eigenvalues of nonnegative matrices. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 15 (1974), issue 1, pp. 25-29
• Barker, George Phillip: On matrices having an invariant cone. (English). Czechoslovak Mathematical Journal, vol. 22 (1972), issue 1, pp. 49-68
• Marek, Ivo: Matice s kladnými prvky a kritičnost jaderného reaktoru. (Czech) [Matrices with nonnegative elements and criticality of a nuclear reactor]. Pokroky matematiky, fyziky a astronomie, vol. 11 (1966), issue 3, pp. 121-134