# Are Mjaavatten

Last seen: 12 giorni fa Attivo dal 2015

Followers: 0   Following: 0

Retired physicist with background in the petroleum and process industry. My main interests are mathematical modelling, numerical methods, and thermodynamics.

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Thermodynamic models and tools. H2O, H2, CO2, air, and more
Tool for effective, high-precision thermodynamic calculations. Available species are H2, paraH2, orthoH2, N2, O2, Ar, H2O, and C...

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Nonlinear equation system solver: broyden
Solve set of nonlinear equations. Optionally define bounds on independent variables.

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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

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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...

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Solver for nonlinear equation systems: newton.m
Solves a system f(x) = 0 with n equations in n variables.

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test_derivatives
Tool to test analytical against numerical derivatives.

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nistdata(species,T,p)
Create tables of thermophysical properties for gases

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polyfix(x,y,n,xfix,yfix,xder,dydx)
Fit polynomial p to data, but match exactly at one or more points

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remotest(points,boundary)
Finds the position within or on a boundary that is farthest from any member of a set of points.

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WH-1080 weather station data viewer
A flexible graphical user interface for viewing weather history data from the weather station.