For the large sparse block two-by-two real nonsingular matrices, we establish a general framework of practical and efficient structured preconditioners through matrix transformation and matrix ...
May’s celebrated theoretical work of the 70’s contradicted the established paradigm by demonstrating that complexity leads to instability in biological systems. Here May’s random-matrix modelling ...
Journal of Applied Probability, Vol. 27, No. 3 (Sep., 1990), pp. 557-576 (20 pages) In this paper we consider two-dimensional Markov chains with the property that, except for some boundary conditions, ...
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