Curve Sketching

Powerful but easy-to-use graphing, curve fitting and calculating software. Graphs Cartesian (Y(x) and X(y)), polar and parametric functions, graphs of tables, equations (implicit functions), inequalities and slope fields. Up to 100 graphs in one window. Calculus features: regression analysis,...

FindGraph is a comprehensive graphing, curve fitting, and digitizing tool. FindGraph offers 12 generic fits, including linear regression, logistic functions, fourier approximation, rationals, neural networks, B-splines and parametric curves least squares approximations, plus a library of over 300...

CurvFit (tm) is a curve fitting program for Windows. Lorentzian, Sine, Exponential and Power series are available models to match your data. A Lorentzian series is highly recommended for real data especially for multiple peaked and/or valleys data. CurvFit is another improved productivity...


Platforms: Windows, Windows 8, Windows 7, Windows Server

OrthoGraph Survey is a professional solution for building surveys (i.e. floor plan, elevation and cross-section surveys). The software is built for appraisers, insurance inspectors, architects, real-estate agencies, CAFM companies, flooring installers and anyone who needs digitized drawings or to...


Platforms: Pocket PC, Windows

Excel add-in with eleven powerful worksheet functions for 1, 2 and 3 variable lookup and interpolation. Interpolation modes include: closest-value, linear, piecewise parabolic or hyperbolic, cubic spline and polynomial up to 20th order. The functions can also handle tables containing missing and...


Platforms: Windows

CHEMIX School is an educational tool for learning chemistry. It is geared toward college-level chemistry, but is also appropriate for high-school students, chemists, and teachers. It is equipped with a periodic table containing history, 19 physical properties + number of stable isotopes,...


Platforms: Windows, Windows 8, Windows 7, Windows Server

NMath Analysis contains classes for function minimization, root-finding, and linear programming. Product features include classes for minimizing univariate functions using golden section search and Brent's method, minimizing multivariate functions using the downhill simplex method, Powell's...


Platforms: Windows

Xournal is an application for notetaking, sketching, keeping a journal using a stylus. Xournal is free software (GNU GPL) and runs on Linux (recent distributions) and other GTK+/Gnome platforms. It is similar to Microsoft Windows Journal or to other alternatives such as Jarnal and Gournal....


Platforms: *nix

ECC is a package for Elliptic Curve cryptography. ECC is implemented by using OpenSSL 0.9.6a or higher, for message digests and symmetric ciphers, and by using the Portable Object Compiler and Computer Algebra Kit for the elliptic curve cryptography. Important note: you need version 3.2.5 of...


Platforms: *nix

Finance::BDT is a Perl module that implements BDT yield curve model. SYNOPSIS use Finance::BDT; use Data::Dumper my @y = (0, 0.0283, 0.029, 0.0322, 0.0401, 0.0435, 0.0464, 0.0508, 0.0512); ## YTM on strips my $vol = 0.20; ## constant volatility my $epsilon = 0.01; my ($r, $d, $A) =...


Platforms: *nix

Curve Pilot designed for teaching the basics of color corrections of images created by a digital camera or scanner.


Platforms: Mac

Imagine you could control every single possible setting of every pixel in your clip globally. You can. RGB curve adjust is a plug that lets you exert unprecedented control over color in you image. It gives you photoshop-level color control over your clips. Usually, a pixels color is determined by...


Platforms: Mac

Math tool for linear, nonlinear curve fitting and surface fitting. 1. Implement curve fitting and graphing of linear models and nonlinear models. 2. Implement surface fitting and graphing of any binary function models. 3. 4d data fitting and graphing. 4. Polynomial fitting and graphing. 5....


Platforms: Windows, Windows 7, Windows Server

The software system solves constrained nonlinear parameter estimation problems. Synonyms are data fitting, nonlinear regression, parameter identification, curve and surface fitting. A statistical analysis provides confidence intervals, correlation and covariance matrices, identification of...


Platforms: Windows

KinetDS is a software for curve fitting particularly designed for kinetic (mechanistic and empirical) description of a substance dissolution from solid state. It was primarily designed for handling pharmaceutical dissolution tests


Platforms: Linux

CurveExpert Basic is a comprehensive curve fitting system for Windows. XY data can be modelled using a toolbox of linear regression models, nonlinear regression models, interpolation, or splines. Over 30 models are built-in, but custom regression models may also be defined by the user....


Platforms: Windows

CurveExpert Professional is a cross-platform solution for curve fitting and data analysis. Data can be modelled using a toolbox of linear regression models, nonlinear regression models, smoothing methods, or various kinds of splines. Over 60 models are built-in, but custom regression models...


Platforms: Mac

KinetDS is a software for curve fitting particularly designed for kinetic (mechanistic and empirical) description of a substance dissolution from solid state. It was primarily designed for handling pharmaceutical dissolution tests


Platforms: Windows

CurveExpert Professional is a cross-platform solution for curve fitting and data analysis. Data can be modelled using a toolbox of linear regression models, nonlinear regression models, smoothing methods, or various kinds of splines. Over 60 models are built-in, but custom regression models...


Platforms: Windows

KinetDS is a software for curve fitting particularly designed for kinetic (mechanistic and empirical) description of a substance dissolution from solid state. It was primarily designed for handling pharmaceutical dissolution tests


Platforms: Mac