Derivation
Derivation - a multi-valued term from the Latin word derivatio - allocation, deviation. In the general case - the term, which means the deviation of something from the main trajectory of motion, deviation from the main value. ▪ Derivation in military affairs means deviations of projectiles and balls of rifle weapons in the direction of rotation in flight from a given trajectory due to the gyroscopic effect. There are methods for calculating the derivative. ▪ Derivation in hydraulic engineering - the removal of water from the river bed for various purposes through a channel or system ...