Retired physicist with background in the petroleum and process industry. My main interests are mathematical modelling, numerical methods, and thermodynamics.
Identify convex and concave parts of polygon
c = convex([x,y]) c = 1 where the polygon curves toward the interior c = -1 where the polygon curves outwards
9 months ago | 8 downloads |
Curvature of a 1D curve in a 2D or 3D space
Calculates the local radius of curvature as well as the cumulative arc length and the curvature vector along a 1D curve in 2D or...
9 months ago | 77 downloads |
Solver for nonlinear equation systems: newton.m
Solves a system f(x) = 0 with n equations in n variables.
1 year ago | 3 downloads |
Nonlinear equation system solver: broyden
Solve set of nonlinear equations. Optionally define bounds on independent variables.
2 years ago | 9 downloads |
Thermodynamic models and tools for H2O, H2, CO2 and Air
Tool for effective thermodynamic calculations. Includes high-accuracy thermodynamic models for H2O, H2 CO2 and Air.
2 years ago | 7 downloads |
Tool to test analytical against numerical derivatives.
2 years ago | 1 download |
Create tables of thermophysical properties for gases
2 years ago | 5 downloads |
Fit polynomial p to data, but match exactly at one or more points
2 years ago | 28 downloads |
Finds the position within or on a boundary that is farthest from any member of a set of points.
3 years ago | 4 downloads |
WH-1080 weather station data viewer
A flexible graphical user interface for viewing weather history data from the weather station.
4 years ago | 3 downloads |
Read selected columns from a large Excel file using ActiveX
6 years ago | 3 downloads |