ODEcalc ... an ODE Calculator!
Fit w/ Sine, Power, Exp., + Lorentzian Series
Find Spectral Estimation

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ODEcalc 5.10
ODEcalc for Windows: An Ordinary Differential Equation (ODE) Calculator! State your equation and boundary or initial value conditions and it solves your problem. Plots solution y and derivative ydot versus x. A Fortran Calculus demo application.
Review by Phil Brubaker: Nice & easy ODE / BVP solution! Calculator also handy for interpolating. (5/5 - 17-Dec-2005)
 
CurvFit 5.10
a curve fitting program: Lorentzian, Sine, Exponential and Power series are available models to match your data. A Lorentzian series is recommended for real data especially for multiple peaked data.This is a Fortran Calculus demo application.
 
Rainbow 5.10
Find best Spectral Estimation Method for a Power Spectral Density plot. A menu of 10+ spectral estimators from Steve Kay's textbook 'Modern Spectral Estimation' 1988 is available to choose from. Some estimator results differ dramatically!
 
FC-Win 1.50
FC-Win (tm) is a front-end program for Fortran Calculus (tm). The Fortran Calculus (FC) language is for math modeling, simulation, and optimization. FC is based on Automatic Differentiation that simplifies computer codeto an absolute minimum.
 
Match n Freq 5.10
Pulse shaping filter program that finds the pole-zero locations of a transfer function, H(s), for a matched filter. H(s) equals a -desired- signal (Yout) divided by a given input signal (Yin). Y's are in freq. A Fortran Calculus demo application.