W.C. Tang, H. Rosen, et al.
SPIE Optics, Electro-Optics, and Laser Applications in Science and Engineering 1991
Paper
Checking the Calculation of Gradients
Abstract
Many numerical methods call for repeated calculation of the first partial derivatives of a given function of several variables. Errors m a program for that calculation can be hard to discover. A procedure IS offered for testing the program and locating its errors. © 1982, ACM. All rights reserved.
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