TY  - GEN
AU  - Abaffy, József
AU  - Spedicato, E.
TI  - ABS Projections Algorithms. Mathematical Techniques for Linear and Nonlinear Algebraic Equations
TS  - Mathematical Techniques for Linear and Nonlinear Algebraic Equations
PY  - 1996
UR  - https://m2.mtmt.hu/api/publication/2027614
ID  - 2027614
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Bertocchi, M.
AU  - Torriero, A.
TI  - Sul calcolo dell'autovalore di Frobenius di matrici non negative. Scritti in onore di Giovanni Melzi Vita e Pensiero
TS  - Scritti in onore di Giovanni Melzi Vita e Pensiero
PY  - 1994
SP  - 9
EP  - 26
PG  - 18
UR  - https://m2.mtmt.hu/api/publication/2027267
ID  - 2027267
LA  - Italian
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Bertocchi, M.
AU  - Torriero, A.
TI  - Analysis of a Subclass of Nonsingular M-matrices and its Economic Applications
PY  - 1992
SP  - 1
EP  - 30
PG  - 30
UR  - https://m2.mtmt.hu/api/publication/2027222
ID  - 2027222
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Bertocchi, M.
AU  - Torriero, A.
TI  - New Algorithms for Computing the Frobenius eigenvalue
PY  - 1992
SP  - 1
EP  - 21
PG  - 21
UR  - https://m2.mtmt.hu/api/publication/2027231
ID  - 2027231
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Bertocchi, M
AU  - Torriero, A
TI  - Perturbations of M-matrices via ABS methods and their applications to input-output analysis
PY  - 1992
SP  - 1
EP  - 28
PG  - 28
UR  - https://m2.mtmt.hu/api/publication/2166610
ID  - 2166610
LA  - English
DB  - MTMT
ER  - 

TY  - CONF
AU  - Abaffy, József
AU  - Bertocchi, M.
AU  - Torriero, A.
TI  - Un algoritmo per la determinazione dell’autovalori di Frobenius di matrici nonnegativi
T2  - Atti del XVI Convegno AMASES
PY  - 1992
SP  - 763
EP  - 767
PG  - 5
UR  - https://m2.mtmt.hu/api/publication/2027245
ID  - 2027245
LA  - Italian
DB  - MTMT
ER  - 

TY  - JOUR
AU  - Abaffy, József
AU  - Marida, Bertocchi
AU  - Anna, Torriero
TI  - Criteria for transforming a Z-matrix into an M-matrix
JF  - OPTIMIZATION METHODS & SOFTWARE
J2  - OPTIM METHOD SOFTW
VL  - 1
PY  - 1992
IS  - 3
SP  - 183
EP  - 196
PG  - 14
SN  - 1055-6788
UR  - https://m2.mtmt.hu/api/publication/2027237
ID  - 2027237
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Bertocchi, M.
AU  - Torriero, A.
TI  - Characterization of M-Matrices via ABS Methods and its Application to Input-Output analysis
PY  - 1991
SP  - 1
EP  - 21
PG  - 21
UR  - https://m2.mtmt.hu/api/publication/2027183
ID  - 2027183
LA  - English
DB  - MTMT
ER  - 

TY  - CONF
AU  - Abaffy, József
AU  - Bertocchi, M.
AU  - Torriero, A.
TI  - Una caratterizzazione delle M-matrici attraverso la classe ABS. Applicazione al modello Input-Output
TS  - Applicazione al modello Input-Output
T2  - Atti del XV Convegno AMASES
PY  - 1991
SP  - 567
EP  - 572
PG  - 6
UR  - https://m2.mtmt.hu/api/publication/2027198
ID  - 2027198
LA  - Italian
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Bertocchi, M.
TI  - vectorized FORTRAN code of the implicit conjugate direction algorithm of the ABS class
PY  - 1991
UR  - https://m2.mtmt.hu/api/publication/2027182
ID  - 2027182
LA  - English
DB  - MTMT
ER  - 

TY  - CHAP
AU  - Abaffy, József
TI  - ABS Algorithms for Sparse Linear Systems
T2  - Computer Algorithms for Solving Linear Algebraic Equations
PB  - Springer Netherlands
CY  - Berlin
SN  - 9783540541875
PY  - 1990
SP  - 111
EP  - 131
PG  - 21
UR  - https://m2.mtmt.hu/api/publication/2027169
ID  - 2027169
LA  - English
DB  - MTMT
ER  - 

TY  - JOUR
AU  - Abaffy, József
AU  - Bertocchi, M.
TI  - Vectorized ABS Conjugate Direction Algorithms on the IBM 3090 VF
JF  - PURE MATHEMATICS AND APPLICATIONS
J2  - PU.M.A PURE MATH APPL
VL  - 1
PY  - 1990
IS  - 2-3
SP  - 189
EP  - 202
PG  - 14
SN  - 1218-4586
UR  - https://m2.mtmt.hu/api/publication/2027147
ID  - 2027147
LA  - English
DB  - MTMT
ER  - 

TY  - JOUR
AU  - Abaffy, József
AU  - Emilio, Spedicato
TI  - A class of scaled direct methods for linear systems
JF  - ANNALS OF THE INSTITUTE OF STATISTICAL MATHEMATICS
J2  - ANN I STAT MATH
VL  - 42
PY  - 1990
IS  - 1
SP  - 187
EP  - 201
PG  - 15
SN  - 0020-3157
UR  - https://m2.mtmt.hu/api/publication/2026897
ID  - 2026897
LA  - English
DB  - MTMT
ER  - 

TY  - BOOK
AU  - Abaffy, József
AU  - Spedicato, E.
TI  - ABS Projections Algorithms: Mathematical Techniques for Linear and Nonlinear Algebraic Equations
ET  - 0
PB  - Ellis Horwood Ltd
CY  - Chichester
PY  - 1989
SP  - 478
SN  - 9780130192417
UR  - https://m2.mtmt.hu/api/publication/2026885
ID  - 2026885
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
TI  - Derivation of Lanczos Type Methods in the Generalized ABS Algorithm for Linear Systems
PY  - 1988
SP  - 1
EP  - 10
PG  - 10
UR  - https://m2.mtmt.hu/api/publication/2026880
ID  - 2026880
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
TI  - Equivalence of a Generalization of Sloboda's Algorithm with a Subclass of the Generalized ABS Algorithm for Linear Systems
PY  - 1988
SP  - 1
EP  - 9
PG  - 9
UR  - https://m2.mtmt.hu/api/publication/2026877
ID  - 2026877
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
TI  - Formulation of the Conjugate Gradient Type Algorithm of Fridman for Indefinite Symmetric System in the Subclass of the Generalized Symmetric ABS Algorithms
PY  - 1988
SP  - 1
EP  - 8
PG  - 8
UR  - https://m2.mtmt.hu/api/publication/2026883
ID  - 2026883
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
TI  - Optimal Methods in Broyden's Stability Sense
PY  - 1988
SP  - 1
EP  - 12
PG  - 12
UR  - https://m2.mtmt.hu/api/publication/2026861
ID  - 2026861
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Spedicato, E.
TI  - Orthogonally Scaled and Optimally Stable Algorithms in the Scaled ABS Class for Linear Systems
PY  - 1988
SP  - 1
EP  - 28
PG  - 28
UR  - https://m2.mtmt.hu/api/publication/2026868
ID  - 2026868
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
TI  - Reorthogonalized Methods in the ABSg Class
PY  - 1988
SP  - 1
EP  - 10
PG  - 10
UR  - https://m2.mtmt.hu/api/publication/2026870
ID  - 2026870
LA  - English
DB  - MTMT
ER  - 

TY  - JOUR
AU  - Abaffy, József
TI  - Superlinear convergence theorem in the ABSg class of algorithms for nonlinear algebraic equations
JF  - JOURNAL OF OPTIMIZATION THEORY AND APPLICATIONS
J2  - J OPTIMIZ THEORY APP
VL  - 59
PY  - 1988
IS  - 1
SP  - 39
EP  - 43
PG  - 5
SN  - 0022-3239
UR  - https://m2.mtmt.hu/api/publication/2026866
ID  - 2026866
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Galántai, Aurél
AU  - Spedicato, E
TI  - Applications of ABS class to unconstrained function minimization
PY  - 1987
SP  - 1
EP  - 7
PG  - 7
UR  - https://m2.mtmt.hu/api/publication/2096570
ID  - 2096570
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Galántai, Aurél
AU  - Spedicato, E
TI  - Convergence properties of the ABS algorithm for nonlinear algebraic equations
PY  - 1987
SP  - 1
EP  - 14
PG  - 14
UR  - https://m2.mtmt.hu/api/publication/2096536
ID  - 2096536
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
TI  - Error Analysis and Stability for some Cases in the ABSg Class
PY  - 1987
SP  - 1
EP  - 32
PG  - 32
UR  - https://m2.mtmt.hu/api/publication/2026835
ID  - 2026835
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Dixon, L. C. W.
TI  - On Solving Sparse Band Systems with Three Algorithms of the ABS Family
PY  - 1987
SP  - 1
EP  - 20
PG  - 20
UR  - https://m2.mtmt.hu/api/publication/2026846
ID  - 2026846
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
TI  - Preliminary Test Results with some Algorithms of the ABSg Class
PY  - 1987
SP  - 1
EP  - 25
PG  - 25
UR  - https://m2.mtmt.hu/api/publication/2026843
ID  - 2026843
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
TI  - The Description of a Package for Sparse Linear Systems Using 6 Algorithms in the ABSg Class
PY  - 1987
SP  - 1
EP  - 12
PG  - 12
UR  - https://m2.mtmt.hu/api/publication/2026840
ID  - 2026840
LA  - English
DB  - MTMT
ER  - 

TY  - JOUR
AU  - Abaffy, József
AU  - E., Spedicato
TI  - Numerical experiments with the symmetric algorithm in the ABS class for linear systems
JF  - OPTIMIZATION: A JOURNAL OF MATHEMATICAL PROGRAMMING AND OPERATIONS RESEARCH
J2  - OPTIMIZATION
VL  - 18
PY  - 1987
IS  - 2
SP  - 197
EP  - 212
PG  - 16
SN  - 0233-1934
UR  - https://m2.mtmt.hu/api/publication/2255299
ID  - 2255299
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Broyden, C.G.
AU  - Spedicato, E.
TI  - Conjugate direction methods for linear and nonlinear systems of algebraic equations
PY  - 1986
SP  - 1
EP  - 21
PG  - 21
UR  - https://m2.mtmt.hu/api/publication/2026622
ID  - 2026622
LA  - English
DB  - MTMT
ER  - 

TY  - CHAP
AU  - Abaffy, József
ED  - F, Gécseg
ED  - I, Peák
TI  - Some Special Cases of the ABSg Class for Sparse Matrices
T2  - Proceedings of the Conference on Automata, Languages and Programming Systems
PB  - Karl Marx University of Economics
CY  - Budapest
PY  - 1986
SP  - 9
EP  - 15
PG  - 7
UR  - https://m2.mtmt.hu/api/publication/2026615
ID  - 2026615
LA  - English
DB  - MTMT
ER  - 

TY  - CONF
AU  - Abaffy, József
AU  - Spedicato, E.
ED  - Chenin, P
ED  - Di Crescenzo, C.
ED  - Robert, F.
TI  - A generalization of the ABS algorithm for linear s ystems, Computers and Computing
T2  - Proceedings of the International Conference on Future Trends of Computing
PB  - John Wiley & Sons
PY  - 1985
SP  - 27
EP  - 34
PG  - 8
UR  - https://m2.mtmt.hu/api/publication/2026603
ID  - 2026603
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Galántai, Aurél
AU  - Spedicato, E.
TI  - The local convergence of ABS for nonlinear algebraic equations
CY  - Istituto Universitario di Bergamo
PY  - 1985
SP  - 1
EP  - 18
PG  - 18
UR  - https://m2.mtmt.hu/api/publication/2023828
ID  - 2023828
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Broyden, C.G.
AU  - Spedicato, E.
TI  - A Class of Direct Methods of Quasi-Newton Type for General Linear Systems
PY  - 1984
SP  - 1
EP  - 37
PG  - 37
UR  - https://m2.mtmt.hu/api/publication/2026560
ID  - 2026560
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Spedicato, E.
TI  - A Generalization of Huang`s Method for Solving Systems of Linear Algebraic Equations
PY  - 1984
SP  - 517
EP  - 529
PG  - 13
UR  - https://m2.mtmt.hu/api/publication/2026590
ID  - 2026590
LA  - English
DB  - MTMT
ER  - 

TY  - CHAP
AU  - Abaffy, József
ED  - Peak, I
ED  - Szep, J
TI  - A Generalization of the ABS Class
T2  - Conference on Automata, Languages and Mathematical Systems
PB  - Karl Marx University of Economic Sciences
CY  - Budapest
SN  - 9630165279
T3  - Department of Mathematics Karl Marx University of Economics ; 1984/2.
PY  - 1984
SP  - 7
EP  - 11
PG  - 5
UR  - https://m2.mtmt.hu/api/publication/2026586
ID  - 2026586
LA  - English
DB  - MTMT
ER  - 

TY  - JOUR
AU  - Abaffy, József
AU  - Charles, Broyden
AU  - Emilio, Spedicato
TI  - A class of direct methods for linear systems
JF  - NUMERISCHE MATHEMATIK
J2  - NUMER MATH
VL  - 45
PY  - 1984
IS  - 3
SP  - 361
EP  - 376
PG  - 16
SN  - 0029-599X
UR  - https://m2.mtmt.hu/api/publication/2026571
ID  - 2026571
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Spedicato, E.
TI  - A Code for General Linear Systems
PY  - 1983
SP  - 211
EP  - 229
PG  - 19
UR  - https://m2.mtmt.hu/api/publication/2026547
ID  - 2026547
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Spedicato, E.
TI  - Computational Experience with a Class of Direct Methods for Linear Systems
PY  - 1983
SP  - 1
EP  - 25
PG  - 25
UR  - https://m2.mtmt.hu/api/publication/2026539
ID  - 2026539
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Broyden, C.G.
AU  - Spedicato, E.
TI  - Numerical Performance of the Pseudosymmetric Algorithm in the ABS Class
PY  - 1983
SP  - 1
EP  - 12
PG  - 12
UR  - https://m2.mtmt.hu/api/publication/2026544
ID  - 2026544
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Spedicato, E.
TI  - On the Symmetric Algorithm in the ABS Class of Direct Methods for Linear Systems
PY  - 1983
SP  - 1
EP  - 19
PG  - 19
UR  - https://m2.mtmt.hu/api/publication/2026540
ID  - 2026540
LA  - English
DB  - MTMT
ER  - 

TY  - GEN
AU  - Abaffy, József
AU  - Broyden, C.G.
AU  - Spedicato, E.
TI  - A Class of Direct Methods for Linear System II.
PY  - 1982
SP  - 1
EP  - 28
PG  - 28
UR  - https://m2.mtmt.hu/api/publication/2026521
ID  - 2026521
LA  - English
DB  - MTMT
ER  - 

TY  - JOUR
AU  - Abaffy, József
TI  - A lineáris egyenletrendszerek általános megoldásának egy direkt módszerosztálya
JF  - ALKALMAZOTT MATEMATIKAI LAPOK
J2  - ALK MAT LAP
VL  - 5
PY  - 1979
IS  - 7
SP  - 223
EP  - 240
PG  - 18
SN  - 0133-3399
UR  - https://m2.mtmt.hu/api/publication/2026357
ID  - 2026357
LA  - Hungarian
DB  - MTMT
ER  -