A numerical transform with epsilon-quadrature |
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Authors: | Charles A Halijak |
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Affiliation: | University of Alabama in Huntsville, Huntsville, AL 35807, U.S.A. |
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Abstract: | Early z-transform investigators originated tuned quadrature. Later, Smith applied tuned integration to dynamical system simulation. Herein, epsilon-quadrature extends trapezoidal quadrature to a numerical transform associated with tuned integration. Examples demonstrate instability for a digital Butterworth filter and the accuracy improvement scenario for the new numerical transform. |
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