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Author Archives: Dan Gezelter
libquantum
A C library for the simulation of a quantum computer. It provides all important operations and the simulation of decoherence effects. Find libquantum at: http://www.enyo.de/libquantum/
Posted in Physics
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mathc : Math, Language c, Gnuplot, MapleV.
Linear algebra functions in language C. Presentation of the functions: addm, subm, multm, powm, smultm, transpose, trace, det, minor, mminor, cofactor, mcofactor, adjoint, inverse, inverse(gaussjordan), gauss, gaussjordan. There are 15 packages. Find mathc : Math, Language c, Gnuplot, MapleV. at: … Continue reading
Posted in Linear Algebra
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GeoVirgil
GeoVirgil is a user friendly Java mapping program to analyze data from NASA’s planetary probes. It reads NASA’s Planetary Data System (PDS) file format and provides a collection of image processing functions. Find GeoVirgil at: http://www.siliconspaceships.com/GeoVirgil/
Posted in Planetary Sciences
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AstroVirgil
AstroVirgil is a user friendly Java tool to analyze data from the Chandra X-ray telescope. It reads level 2 event files and displays images, spectrums and light curves and can filter photons based on their sky position, energy level or … Continue reading
Posted in Astronomy
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NMRShiftDB
NMRShiftDB is an open-source, open-access, open-submission, open-content web database for chemical structures and their nuclear magnetic resonance data. Find NMRShiftDB at: http://www.nmrshiftdb.org
Posted in NMR
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ADS in ADE-4 : Spatial Data Analysis
ADS in ADE-4is a package devoted to multiscale analysis of spatial point patterns. The proposed methods are based on the analysis of inter-point distances, which necessitate the location of individuals in (x;y) coordinates within a given study area. These methods, … Continue reading
Posted in Statistical
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Kalzium
Kalzium is a Periodic Table which is included in KDE 3.1. You can download seperate tarballs on edu.kde.org/kalzium. It is licenced under the GPL. Find Kalzium at: http://edu.kde.org/kalzium/
Posted in Periodic Tables
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The R Project for Statistical Computing
R is `GNU S’ – A language and environment for statistical computing and graphics. R is similar to the award-winning S system, which was developed at Bell Laboratories by John Chambers et al. It provides a wide variety of statistical … Continue reading
Posted in Statistics
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Zeta – a program for calculating zeta potential from mobilities or apparent zeta potentials
Zeta can be used to calculate zeta potentials for ka > 6 from electrophoretic mobilities measured at the stationary level or from apparent zeta potentials displayed by zetameter (estimated by Smoluchowski equation). Apparent mobilities measured at 3 different levels in … Continue reading
Posted in Kinetics
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DUBSI 1.0, a Simulink blockset
The Dutchroll Blockset for Simulink (DUBSI), version 1.0, is a generic blockset with a number of useful Simulink blocks. Included are several source signals, switches, new To Workspace blocks, variable gains, rotations, a useful Moving Average filter and a ‘soft … Continue reading