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Calculation of a distance on loxodrome (rhumb line) and course angle (azimuth) between two points with a given geographical coordinates.
Calculates the distance between two point of the Earth specified geodesic (geographical) coordinates along the shortest path - the great circle (orthodrome). Calculates the initial and final course angles and azimuth at intermediate points between the two given.
Calculates the distance between the two cities. Uses the directory of geographical city coordinates for the calculation.
Calculation of fuel spent based on the distance traveled and the average fuel consumption per 100 km, in liters, in fuel tanks and money
It calculates the amount of customs duties for the price, age and engine capacity of the car.
Calculates time weathering of alcohol in the blood to normal