A generalization of the calculus of finite differences to nonuniformly spaced variables

journal article
Published by Institute of Electrical and Electronics Engineers (IEEE) in Transactions of the American Institute of Electrical Engineers, Part I: Communication and Electronics

Vol. 77 (4) , 539-544
https://doi.org/10.1109/tce.1958.6372385

Abstract

In the conventional calculus of finite differences the n sets of k independent variables x(1)¿, x(2)¿¿x(k)¿ are assumed uniformly spaced along each of the k axes of a rectangular frame. Occasionally nonuniform spacings are also assumed, but only along one dimension.

Keywords

MATHEMATICAL MODEL
VOLTAGE MEASUREMENT
EQUATIONS
CALCULUS
FINITE DIFFERENCE METHODS
MAGNETIC TUNNELING
INTEGRATED CIRCUIT MODELING

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