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Research reports by Jarmo Malinen

Here are the reports authored by Jarmo Malinen. See the reports of all authors.

Helsinki University of Technology Institute of Mathematics Research Reports A

A594
Atte Aalto, Jarmo Malinen
Cauchy problems from networks of passive boundary control systems   [pdf][ps]
Received 2010-10-15 * boundary control, passive system, distributed parameter system, well-posedness, composition, Cauchy problem * AMS 35R02, 47A48, 47N70, 35L65 * 25 pages
A480
Ville Havu, Jarmo Malinen
Approximation of the Laplace transform by the Cayley transform   [pdf][ps] abstract: [pdf][ps]
Received 2004-12-14 * Conservative system, Crank--Nicholson scheme * AMS 47A48, 65J10, 93C25, (34G10, 47N70, 65L70) * 22 pages
A479
Jarmo Malinen
Conservativity of time-flow invertible and boundary control systems   [pdf][ps] abstract: [pdf][ps]
Received 2004-12-14 * Conservative system, boundary control, time-flow invertibility, operator node, Cayley transform * AMS 47A48, 47N70, 93B28, 93C25 * 37 pages
A469
Jarmo Malinen
A remark on the Hille--Yoshida generator theorem   [pdf][ps] abstract: [pdf][ps]
Received 2004-05-18 * Semigroup generator, Hille--Yoshida theorem, Gibsons theorem * AMS 47D03, 47A10, 47A30 * 6 pages
A468
Jarmo Malinen, Olavi Nevanlinna, Zhijian Yuan
On a tauberian condition for bounded linear operators   [pdf][ps] abstract: [pdf][ps]
Received 2004-05-18 * Power bounded, Ritt resolvent condition, tauberian theorem * AMS 47A10, 40E05, 47A30, 47D03 * 10 pages
A467
Jarmo Malinen, Olavi Nevanlinna, Ville Turunen, Zhijian Yuan
A lower bound for the differences of powers of linear operators   [pdf][ps] abstract: [pdf][ps]
Received 2004-03-18 / Revised 2004-05-18 * Berkani's conjecture, quasi-nilpotent linear operator, differences of powers, decay * AMS 47A30, 47D03, 47A10, 30C45 * 10 pages
A428
Jarmo Malinen
Discrete Time H-Infinity Algebraic Riccati Equations  
Received 2000-03-30
A407
Jarmo Malinen
Discrete time Riccati equations and invariant subspaces of linear operators   [pdf][ps]
Received 1999-02-28 * Discrete time, feedback control, infinite-dimensional, input-output stable, Riccati equation, operator model, invariant subspace * AMS 47A15, 47A68, 47N70, 93B28
A406
Jarmo Malinen
Riccati Equations for H-Infinity Discrete Time Systems: Part II   [pdf][ps]
Received 1999-02-28 * (J, S)-inner-outer factorization, nonnegative solution, algebraic Riccati equation, discrete time, infinitedimensional * AMS 30D55, 47A68, 47N70, 93B28, 93C55
A405
Jarmo Malinen
Riccati Equations for H-Infinity Discrete Time Systems: Part I   [pdf][ps]
Received 1999-02-28 * Spectral factorization, algebraic Riccati equation, discrete time, infinite-dimensional * AMS 47A68, 47N70, 49J35, 93B28, 93C55
A404
Jarmo Malinen
Toeplitz Preconditioning of Toeplitz Matrices an Operator Theoretic Approach   [pdf][ps]
Received 1999-02-28 * Toeplitz operator, Krylov subspace methods, preconditioning, speed estimate, superlinear, linear * AMS 65T10, 65T20, 47B35
A385
Jarmo Malinen
Minimax Control of Distributed Discrete Time Systems through Spectral Factorization   [pdf][pdf.gz]
Received 1997-12-30
A384
Jarmo Malinen
Well-Posed Discrete Time Linear Systems and Their Feedbacks   [pdf][pdf.gz]
Received 1997-12-30

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