Positive definiteness of real quadratic forms resulting from the variable-step L1-type approximations of convolution operators
Hong-lin Liao, Tao Tang, Tao Zhou
Topics & Concepts
Positive definitenessConvolution (computer science)MathematicsConvolution powerQuadratic equationAlgebraic numberSimple (philosophy)Variable (mathematics)Stability (learning theory)Kernel (algebra)Applied mathematicsType (biology)Positive-definite matrixConvolution theoremAlgebra over a fieldPure mathematicsMathematical analysisComputer scienceFourier transformFourier analysisGeometryEcologyMachine learningEigenvalues and eigenvectorsQuantum mechanicsPhilosophyPhysicsEpistemologyArtificial neural networkFractional Fourier transformBiologyAdvanced Numerical Methods in Computational MathematicsNumerical methods for differential equationsMatrix Theory and Algorithms