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Questions related from Phil B Brubaker
I'm having numerical problems with a nested solver. Any ideas how to solve this? JOVE solver is a sequential unconstrained optimization technique applying Newton's second-order gradient...
11 July 2022 9,653 0 View
I'm a retired applied mathematician seeking a volunteer job using my (math/EE) education and experience in (disc drive/airplane/space) industries. A calculus-level compiler provides a quick way...
17 February 2020 2,750 3 View
My question is regarding a math model of forest fires, not whether fire terminations should be pursued. Given a model, we can determine how best to do the job at hand. Model first! If ever needed,...
09 January 2019 10,081 2 View
Automatic Differentiation (AD) is a method for calculating derivatives exactly and automatically. Calculus-level languages [e.g. Slang (NASA’s Apollo…), PROSE (Time Sharing Mainframes), &...
09 January 2019 8,294 0 View
(Proposal) Oil Refinery Production: What is the company's goal? ---------------- [Purpose: get Engineers & Scientists thinking outside their box ... think -large- problems. What's possible...
09 January 2019 4,022 2 View
SpectrumSolvers™ (free) program helps Find best Spectral Estimation Method for a Power Spectral Density plot. A menu of 10+ spectral estimators from Steven Kay's textbook 'Modern Spectral...
18 December 2018 6,445 2 View
Slang (1960s, NASA), PROSE (1970-1980s, Time Sharing computers, see PROSE-development-history-Wikipedia article), & FortranCalculus (1990-today, PCs w/Windows, see DOI: 10.13140 /...
13 December 2018 3,148 4 View
A computer disc drive mfg. company had a problem similar to this irregular heart beat problem, 1985. The disc drive model consisted of 3 modified Lorentz functions. The model was tried on 200...
30 November 2018 5,182 5 View
