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SPATIOTEMPORAL IRREGULARITY IN A TWO-DIMENSIONAL MODEL OF CARDIAC TISSUE
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1991
Year
MechanobiologyTwo-dimensional Excitable MediumCardiac MuscleEngineeringCardiac MechanicFluid MechanicsPhysiologyWave PropagationNumerical SolutionsElectrophysiologyBiomedical EngineeringSpiral WavesNonlinear Hyperbolic ProblemPeriodic Travelling WaveWave MotionCardiologyWave TheoryCardiovascular Imaging
Meandering spiral waves are well-known solutions of equations that represent a two-dimensional excitable medium. Numerical solutions of a model for a sheet of cardiac tissue show transient meandering vortices that break down spontaneously into spatiotemporal irregularity.