A fault in a protection zone (a part of a network) can be detected by comparing the currents at both ends of the zone. If the currents are different, there is a fault in the zone.The comparison is not straightforward, however, if there is a transformer
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Математика
k0 Calculator uses complex numbers either in polar or rectangular form (magnitude and phase, or real and imaginary components). Input in one format is automatically converted to the other. Result is given in both formats. The calculator designed to calcul
My Calculator is a fast, easy to use and well equipped mathematical expression evaluator. It supports the use of variables, complex numbers and different number systems (decimal, hexadecimal, octal and binary). It contains a large number of functions and
Simple math helper is a very nice and completely free utility for teachers and kids. Teachers can use this programto help students by giving then exercises to practice and after following the corresponding procedurekids can check if their answers are corr
The Ultimate in Geometry Calculating (A work in progress). This download includes two programs: Circle.exe and Rect_Calcu.exe. The first program calculates the area of a circle when the radius is defined. The second program calculates the perimeter and th
Cool easy to use calculator that stays on top all top all the time. It also can be rolled up with the mouse wheel to save space while your working.
SPDemo is an assisting tool for teaching speech and audio processing techniques developed in SIPL.Using SPDemo one can select from a variety of speech and audio processing techniques and parameters in a straightforward and simple way. The results of th
Freeware math calculator, currency converter and units converter.Features:Calculator solves math expressions like: Sin(Pi)-Root(-8;3) e.g.User can create own functions (e.g. surfaces, volumes, and so on) and publish in Internet. Other u
Initially built as a entry for a mathematics-computer contest, Matrix Discovery has provided many students with a great way to learn about matrices. Powered by Flash 8, MacromediaТ‘s latest award-wining player, Matrix Discovery provides great, powerful pr
QUIKGRID is a program which will read in a set of scattered data points (x, y, z) which represents a surface. The program will generate a grid from this data and then display the surface as a contour map, or as a coloured 3d grid. The left mouse button ma
The Virtual Microscope is a NASA-funded project that provides simulated scientific instrumentation for students and researchers worldwide as part of NASAТ‘s Virtual Laboratory initiative.ITG has developed The Virtual Microscope (Virtual SEM and LM) for
SkyORB is a 3D planetarium, star gazing and epheremis, based from V3X.net engine.It features a modern 3D interface, search engine, a large catalog of stars, planets, moons and updatable cometsand asteroids database, and let you choose see the actual sky f
Practice arithmetic skills, for kids about 8-12 and professionals, like commercial pilots or nurses. Highly customizable, it can create lessons on the fly based on the studentТ‘s performance, offer predefined lessons, provide extra exercises if needed - a
Z-Plot is a free software program that allows you to visualize a multitude of mathematical functions and curves. The software has a powerful mathematical formula interpreter, that also allows the user to handle complex numbers easily. The display can be s
This program offers an easy solution for solving all your matrice needs. You have the ability to add, subtract and multiply matrices along with taking their inverse, determinant and finding a matrices elementary product. The program also allows for solvin
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