Boja, N.; Brăiloiu, G. On the conjugation of K-spaces through sesquilinear forms. (Romanian. English summary) Zbl 0616.15025 Bul. Ştiinţ. Teh. Inst. Politeh. Timişoara, Ser. Mat.-Fiz. 25(39), No. 2, 33-38 (1980). MSC: 15A63 15A03 51M05 PDFBibTeX XMLCite \textit{N. Boja} and \textit{G. Brăiloiu}, Bul. Științ. Teh. Inst. Politeh. Timișoara, Ser. Mat.-Fiz. 25(39), No. 2, 33--38 (1980; Zbl 0616.15025)
Bader, Laura Isomorphisms of simple and Artinian H-rings. (Italian. English summary) Zbl 0542.16038 Rend. Accad. Naz. Sci. Detta XL, V. Ser., Mem. Mat. 4, 13-24 (1980). Reviewer: W.Lex MSC: 16Y60 17A40 15A63 16Kxx 16S50 PDFBibTeX XMLCite \textit{L. Bader}, Rend. Accad. Naz. Sci. Detta XL, V. Ser., Mem. Mat. 4, 13--24 (1980; Zbl 0542.16038)
Marquardt, Helmut Über die lokale Struktur reeller Quadriken im \(C^ n.\) (Dissertation). (German) Zbl 0492.32022 Abteilung für Mathematik an der Ruhr-Universität Bochum. VI, 97 S. (1980). MSC: 32A38 57R30 15A63 32C05 14Pxx 11E10 PDFBibTeX XML
Kleinstein, Jerrold L.; Rosenberg, Alex Succinct and representational Witt rings. (English) Zbl 0491.13001 Pac. J. Math. 86, 99-137 (1980). MSC: 13A15 11E16 15A63 PDFBibTeX XMLCite \textit{J. L. Kleinstein} and \textit{A. Rosenberg}, Pac. J. Math. 86, 99--137 (1980; Zbl 0491.13001) Full Text: DOI
Manteuffel, K.; Seiffart, E.; Vetters, K. Lineare Algebra. 3., überarb. Aufl. (German) Zbl 0485.15002 Mathematik für Ingenieure, Naturwissenschaftler, Ökonomen und Landwirte, Bd. 13. Leipzig: BSB B. G. Teubner Verlagsgesellschaft. 216 S. M 15.00 (1980). MSC: 15-01 00A06 15A03 15A06 15A09 15A15 15A18 15B57 15A63 15A42 PDFBibTeX XML
Pyasetskij, V. S. Classification of convex cones of T-finite type. (Russian) Zbl 0474.22006 Tr. Mosk. Mat. O.-va 41, 37-82 (1980). MSC: 22E15 20G20 53C30 15A63 PDFBibTeX XMLCite \textit{V. S. Pyasetskij}, Tr. Mosk. Mat. O.-va 41, 37--82 (1980; Zbl 0474.22006)
Dajczer, Marcos; Nomizu, Katsumi On the boundedness of Ricci curvature of an indefinite metric. (English) Zbl 0472.53065 Bol. Soc. Bras. Mat. 11, No. 1, 25-30 (1980). MSC: 53C50 53B30 15A63 83C99 PDFBibTeX XMLCite \textit{M. Dajczer} and \textit{K. Nomizu}, Bol. Soc. Bras. Mat. 11, No. 1, 25--30 (1980; Zbl 0472.53065) Full Text: DOI
Caggegi, Andrea Simple Hestenes ternary rings, right Artinian and with no effective two- sided ideals. (Italian) Zbl 0471.16026 Rend. Mat., VI. Ser. 13, 85-103 (1980). MSC: 16Y60 17A40 15A63 PDFBibTeX XMLCite \textit{A. Caggegi}, Rend. Mat., VI. Ser. 13, 85--103 (1980; Zbl 0471.16026)
Gregory, John Quadratic form theory and differential equations. (English) Zbl 0468.15015 Mathematics in Science and Engineering, Vol. 152. New York etc.: Academic Press (A Subsidiary of Harcourt Brace Jovanovich, Publishers). XII, 237 p. $ 29.50 (1980). MSC: 15A63 15-01 11H50 65K99 65L99 65M99 65J99 PDFBibTeX XML
Khatri, C. G. Quadratic forms in normal variables. (English) Zbl 0465.62045 Analysis of variance, Handb. Stat., Vol. 1, 443-469 (1980). MSC: 62H05 62J10 15A63 62H10 62E10 62H12 62E20 PDFBibTeX XML
Yang, Liang-Yuh Ou The distribution of quadratic forms in multivariate normal random variables. (English) Zbl 0464.62040 Tamkang J. 17, 151-168 (1980). MSC: 62H10 62E15 15A63 PDFBibTeX XMLCite \textit{L.-Y. O. Yang}, Tamkang J. 17, 151--168 (1980; Zbl 0464.62040)
Maksa, Gy. A remark on symmetric biadditive functions having nonnegative diagonalization. (English) Zbl 0463.39009 Glas. Mat., III. Ser. 15(35), 279-282 (1980). MSC: 39B99 46C99 15A63 PDFBibTeX XMLCite \textit{Gy. Maksa}, Glas. Mat., III. Ser. 15(35), 279--282 (1980; Zbl 0463.39009)
Leites, D. A. Introduction to the theory of supermanifolds. (English) Zbl 0462.58002 Russ. Math. Surv. 35, No. 1, 1-64 (1980). MSC: 58-02 58A50 58C50 83E99 58C15 58C35 17B70 15A63 15A69 15A75 PDFBibTeX XMLCite \textit{D. A. Leites}, Russ. Math. Surv. 35, No. 1, 1--64 (1980; Zbl 0462.58002) Full Text: DOI
Grigor’ev, D. Yu. The algebraic complexity of computing a family of bilinear forms. (English) Zbl 0461.15008 U.S.S.R. Comput. Math. Math. Phys. 19, No. 3, 1-20 (1980). MSC: 15A63 15A69 65F99 68Q25 PDFBibTeX XMLCite \textit{D. Yu. Grigor'ev}, U.S.S.R. Comput. Math. Math. Phys. 19, No. 3, 1--20 (1980; Zbl 0461.15008) Full Text: DOI
Duchamp, Alain Formes bilineaires symétriques sur un espace vectoriel de dimension finie sur le corps à deux éléments: Applications aux matroides binaires. (French) Zbl 0461.05017 Ann. Discrete Math. 9, 269-276 (1980). MSC: 05B25 15A63 PDFBibTeX XMLCite \textit{A. Duchamp}, Ann. Discrete Math. 9, 269--276 (1980; Zbl 0461.05017) Full Text: DOI
Bini, D. Relations between exact and approximate bilinear algorithms. Applications. (English) Zbl 0459.65028 Calcolo 17, 87-97 (1980). MSC: 65F30 15A63 68Q25 PDFBibTeX XMLCite \textit{D. Bini}, Calcolo 17, 87--97 (1980; Zbl 0459.65028) Full Text: DOI
Romani, F. Complexity measures for matrix multiplication algorithms. (English) Zbl 0459.65027 Calcolo 17, 77-86 (1980). MSC: 65F30 15A63 68Q25 PDFBibTeX XMLCite \textit{F. Romani}, Calcolo 17, 77--86 (1980; Zbl 0459.65027) Full Text: DOI
Sasao, Seiya; Takahashi, Hideo Inner product spaces associated with Poincaré complexes. (English) Zbl 0459.57015 Trans. Am. Math. Soc. 260, 411-419 (1980). MSC: 57P10 55P15 15A63 PDFBibTeX XMLCite \textit{S. Sasao} and \textit{H. Takahashi}, Trans. Am. Math. Soc. 260, 411--419 (1980; Zbl 0459.57015) Full Text: DOI
Albrycht, Jerzy; Szulc, Tomasz Lyapunov functions for linear mappings. (English) Zbl 0459.15016 Funct. Approximatio, Comment. Math. 9, 3-7 (1980). MSC: 15A63 11E10 15A18 PDFBibTeX XMLCite \textit{J. Albrycht} and \textit{T. Szulc}, Funct. Approximatio, Comment. Math. 9, 3--7 (1980; Zbl 0459.15016)
Farrell, R. H. Calculation of complex zonal polynomials. (English) Zbl 0456.62055 Multivariate analysis V, Proc. 5th int. Symp., Pittsburgh 1978, 301-320 (1980). MSC: 62H99 62H10 15A63 20H20 20C30 20C15 PDFBibTeX XML
Eder, Elmar On the question of the existence of a canonically defined distance function for metrics with indefinite signature on a given manifold. (English) Zbl 0455.15021 Gen. Relativ. Gravitation 12, 775-789 (1980). MSC: 15A63 PDFBibTeX XMLCite \textit{E. Eder}, Gen. Relativ. Gravitation 12, 775--789 (1980; Zbl 0455.15021) Full Text: DOI
Badea, Lori Remarks concerning the convergence of the Jacobi and Gauss-Seidel iterative processes for the positive definite, symmetric systems of linear equations. (English) Zbl 0453.65015 Rev. Roum. Math. Pures Appl. 25, 1153-1165 (1980). MSC: 65F10 65J10 15A63 PDFBibTeX XMLCite \textit{L. Badea}, Rev. Roum. Math. Pures Appl. 25, 1153--1165 (1980; Zbl 0453.65015)
Parimala, Raman; Sridharan, R. Quadratic forms over rings of dimension 1. (English) Zbl 0453.13004 Comment. Math. Helv. 55, 634-644 (1980). MSC: 13C05 13E05 11E16 15A63 13H99 51M10 PDFBibTeX XMLCite \textit{R. Parimala} and \textit{R. Sridharan}, Comment. Math. Helv. 55, 634--644 (1980; Zbl 0453.13004) Full Text: DOI EuDML
Ja’Ja’, Joseph On the complexity of bilinear forms with commutativity. (English) Zbl 0451.68035 SIAM J. Comput. 9, 713-728 (1980). MSC: 68Q25 15A63 15A72 65F30 PDFBibTeX XMLCite \textit{J. Ja'Ja'}, SIAM J. Comput. 9, 713--728 (1980; Zbl 0451.68035) Full Text: DOI
Ja’Ja’, Joseph Computation of bilinear forms over finite fields. (English) Zbl 0451.68034 J. Assoc. Comput. Mach. 27, 822-830 (1980). MSC: 68Q25 65F99 15A63 15A72 PDFBibTeX XMLCite \textit{J. Ja'Ja'}, J. Assoc. Comput. Mach. 27, 822--830 (1980; Zbl 0451.68034) Full Text: DOI
Davison, T. M. K. A functional equation for quadratic forms. (English) Zbl 0451.39008 Aequationes Math. 21, 1-7 (1980). MSC: 39B52 15A63 16D40 PDFBibTeX XMLCite \textit{T. M. K. Davison}, Aequationes Math. 21, 1--7 (1980; Zbl 0451.39008) Full Text: DOI EuDML
Fischer, E.; Scherk, P. A remark on Schwarz’ inequality. (English) Zbl 0447.15013 C. R. Math. Acad. Sci., Soc. R. Can. 2, 171-174 (1980). MSC: 15A45 15A63 15A15 11E16 26D15 PDFBibTeX XMLCite \textit{E. Fischer} and \textit{P. Scherk}, C. R. Math. Acad. Sci., Soc. R. Can. 2, 171--174 (1980; Zbl 0447.15013)
Bini, D. Border rank of a \(p\times q\times 2\) tensor and the optimal approximation of a pair of bilinear forms. (English) Zbl 0445.68028 Automata, languages and programming, 7th Colloq., Noordwijkerhout/ Netherlands 1980, Lect. Notes Comput. Sci. 85, 89-108 (1980). MSC: 68Q25 65F30 11E04 15A63 15A72 PDFBibTeX XML
Thompson, Robert C. The congruence numerical range. (English) Zbl 0445.15020 Linear Multilinear Algebra 8, 197-206 (1980). MSC: 15A60 15A42 15A63 15A39 PDFBibTeX XMLCite \textit{R. C. Thompson}, Linear Multilinear Algebra 8, 197--206 (1980; Zbl 0445.15020) Full Text: DOI
James, D. G. On the automorphisms of \(\det (x_{ij})\). (English) Zbl 0441.20005 Math. Chron. 9, 35-40 (1980). MSC: 20B27 20G15 20E07 15A63 11E76 PDFBibTeX XMLCite \textit{D. G. James}, Math. Chron. 9, 35--40 (1980; Zbl 0441.20005)
Knebusch, M. Signaturen, reelle Stellen und reduzierte quadratische Formen. (German) Zbl 0441.10019 Jahresber. Dtsch. Math.-Ver. 82, 109-127 (1980). MSC: 11E16 15A63 12D15 14Pxx 11E10 11E08 PDFBibTeX XMLCite \textit{M. Knebusch}, Jahresber. Dtsch. Math.-Ver. 82, 109--127 (1980; Zbl 0441.10019)
Scobey, P.; Kabe, D. G. On linear matrix equations. (English) Zbl 0439.15007 Can. Math. Bull. 23, 43-49 (1980). MSC: 15A24 15A63 PDFBibTeX XMLCite \textit{P. Scobey} and \textit{D. G. Kabe}, Can. Math. Bull. 23, 43--49 (1980; Zbl 0439.15007) Full Text: DOI
Riehm, C. Jordan splittings of almost unimodular integral quadratic forms. (English) Zbl 0439.10014 J. Number Theory 12, 395-420 (1980). MSC: 11E12 11E16 15A63 PDFBibTeX XMLCite \textit{C. Riehm}, J. Number Theory 12, 395--420 (1980; Zbl 0439.10014) Full Text: DOI
Solow, Anita E. The square class invariant for quadratic forms and the classification problem. (English) Zbl 0439.10013 Linear Multilinear Algebra 9, 39-50 (1980). MSC: 11E04 12D15 15A63 PDFBibTeX XMLCite \textit{A. E. Solow}, Linear Multilinear Algebra 9, 39--50 (1980; Zbl 0439.10013) Full Text: DOI
Knebusch, Manfred; Scharlau, Winfried Algebraic theory of quadratic forms. Generic methods and Pfister forms. Notes taken by Heisook Lee. (English) Zbl 0439.10011 DMV Seminar, 1. Boston - Basel - Stuttgart: Birkhäuser Verlag. III, 44 p. SFr. 7.50 (1980). MSC: 11E04 11-01 11E16 15A63 PDFBibTeX XML
Edwards, Bruce H. Rotations and discriminants of quadratic spaces. (English) Zbl 0438.15024 Linear Multilinear Algebra 8, 241-246 (1980). MSC: 15A63 PDFBibTeX XMLCite \textit{B. H. Edwards}, Linear Multilinear Algebra 8, 241--246 (1980; Zbl 0438.15024) Full Text: DOI
Lam, T. Y. The algebraic theory of quadratic forms. 2nd printing, with revisions. (English) Zbl 0437.10006 Mathematics Lecture Note Series, 54. Reading, Massachusetts etc.: The Benjamin/Cummings Publishing Company, Inc. Advanced Book Program. XIV, 343 p. (1980). MSC: 11-02 11E04 12D15 12-02 11E12 11E08 11E10 11E16 11R80 15A63 15A66 PDFBibTeX XML
Edge, W. L. The discriminant of a cubic surface. (English) Zbl 0436.51018 Proc. R. Ir. Acad., Sect. A 80, 75-78 (1980). MSC: 51N35 51N15 14J17 14J25 15A63 PDFBibTeX XMLCite \textit{W. L. Edge}, Proc. R. Ir. Acad., Sect. A 80, 75--78 (1980; Zbl 0436.51018)
Anderson, T. W.; Taylor, John B. An inequality for a sum of quadratic forms with applications to probability theory. (English) Zbl 0434.15017 Linear Algebra Appl. 30, 93-99 (1980). MSC: 15A63 15A45 62J99 PDFBibTeX XMLCite \textit{T. W. Anderson} and \textit{J. B. Taylor}, Linear Algebra Appl. 30, 93--99 (1980; Zbl 0434.15017) Full Text: DOI
Keri, G. On a class of quadratic forms. (English) Zbl 0434.15016 Survey of mathematical programming, Proc. int. Symp., Vol. 1, Budapest 1976, 231-247 (1980). MSC: 15A63 90C20 PDFBibTeX XML
Ferland, Jacques A. Positive subdefinite matrices. (English) Zbl 0434.15013 Linear Algebra Appl. 31, 233-244 (1980). MSC: 15B48 15A63 PDFBibTeX XMLCite \textit{J. A. Ferland}, Linear Algebra Appl. 31, 233--244 (1980; Zbl 0434.15013) Full Text: DOI
Becker, Ronald I. Necessary and sufficient conditions for the simultaneous diagonality of two quadratic forms. (English) Zbl 0434.15005 Linear Algebra Appl. 30, 129-139 (1980). MSC: 15A21 15A63 PDFBibTeX XMLCite \textit{R. I. Becker}, Linear Algebra Appl. 30, 129--139 (1980; Zbl 0434.15005) Full Text: DOI
Atkinson, M. D.; Lloyd, S. Bounds on the ranks of some 3-tensors. (English) Zbl 0432.15018 Linear Algebra Appl. 31, 19-31 (1980). MSC: 15A69 15A72 15A63 PDFBibTeX XMLCite \textit{M. D. Atkinson} and \textit{S. Lloyd}, Linear Algebra Appl. 31, 19--31 (1980; Zbl 0432.15018) Full Text: DOI
Demazure, M. A,B,C,D,E,F, etc. (English) Zbl 0431.15020 Sémin. sur les singularités des surfaces, Cent. Math. Éc. Polytech., Palaiseau 1976-77, Lect. Notes Math. 777, 221-227 (1980). Reviewer: L. N. Vaserstein MSC: 15A63 11E16 51F15 14B05 PDFBibTeX XML Full Text: DOI
Peters, F. J. Sparse matrices and substructures. With a novel implementation of finite element algorithms. (English) Zbl 0427.65017 Mathematical Centre Tracts 119. Amsterdam: Mathematisch Centrum. II, 98 p. Dfl. 12.00 (1980). MSC: 65F05 65N30 05C50 94C15 15A63 68Q25 15-04 65-04 PDFBibTeX XML
Kashin, B. S. On a property of bilinear forms. (Russian) Zbl 0427.15012 Soobshch. Akad. Nauk Gruz. SSR 97, 29-32 (1980). MSC: 15A63 PDFBibTeX XMLCite \textit{B. S. Kashin}, Soobshch. Akad. Nauk Gruz. SSR 97, 29--32 (1980; Zbl 0427.15012)
Schulte, Manfred Eine Formel für schiefsymmetrische bilineare Räume mit vier maximal totalisotropen Unterräumen. (German) Zbl 0411.15015 Arch. Math. 33, 411-414 (1980). MSC: 15A63 11E16 PDFBibTeX XMLCite \textit{M. Schulte}, Arch. Math. 33, 411--414 (1980; Zbl 0411.15015) Full Text: DOI
Bäni, Werner Inner product spaces of infinite dimension; on the lattice method. (English) Zbl 0411.15014 Arch. Math. 33, 338-347 (1980). MSC: 15A63 15A60 PDFBibTeX XMLCite \textit{W. Bäni}, Arch. Math. 33, 338--347 (1980; Zbl 0411.15014) Full Text: DOI