Calculation of percentages
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Did you know ? Aristotle was an ancient Greek philosopher and encyclopedic scientist, a philosopher of antiquity, the founder of logic and many other specialized branches of science (psychology, zoology, meteorology, etc.). Aristotle spent 20 years of his life in Plato's academy under Plato's guidance. In the Middle Ages, Aristotle was simply called "The Philosopher".

## Discount in percentage

Geometric calculations
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Did you know ? Ludolf's number, colloquially (pi) or, exceptionally, Archimedes' constant is the ratio of the circumference of a circle to its diameter. Whether the circle is small or large, ( pi ) is still the same, it is a mathematical constant. This constant is commonly used not only in mathematics but also in physics, engineering and other sciences. Ludolf's number is an irrational, transcendent number whose first three digits are 3.14.

## Circular segment

Physics calculations
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Did you know ? Albert Einstein (1879-1955) - German physicist, known for his theory of relativity, which changed our view of space, time and gravity. He also explained the photoelectric phenomenon and his work led to the development of nuclear physics.

## Coulomb's law

TOP SCIENTISTS AND INVENTORS
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