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Egypt: the country's population and its specifics
Egypt: the country's population and its specifics

According to historical data in a country like Egypt, the population began to form about twelve thousand years ago. Then tribes from North and East Africa came to its territory in search of fertile lands

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The solar system was first described by the scientist Nicolaus Copernicus
The solar system was first described by the scientist Nicolaus Copernicus

Our unique solar system was first described by a scientist originally from Poland. The fact that the Sun is the center of our system was proven as early as the 16th century. What is it, our solar system?

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  • Procedural programming - what is it?
    Procedural programming - what is it?

    Procedural programming is programming that reflects the background of the Neumann architecture of the computer. It was thanks to the appearance of the first programming languages that global changes began in the modern world, but it’s worth getting to know history better

  • Galvanic cell: circuit, principle of operation, application
    Galvanic cell: circuit, principle of operation, application

    Let's consider the features of the operation of a galvanic cell, the principle of its operation, as well as application options

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Analytical signal: concept, definition formulas and application
Analytical signal: concept, definition formulas and application

Analytical signal (analytical representation of a signal) - used in the theory of signal processing, mathematical representation of an analog signal as a complex-valued analytical function of time. The usual, real signal x is then the real part of the analytic representation. An analytical signal is a generalization of the concept of a complex amplitude for the case of signals other than harmonic