Time Derivative

A time derivative is a derivative of a function with respect to time, usually interpreted as the rate of change of the value of the function. The variable denoting time is usually written as .

Read more about Time Derivative:  Notation, Use in Physics, Use in Economics, See Also

Famous quotes containing the words time and/or derivative:

    Now he saw by the heap of shavings still fresh at his feet, that, for him and for his work, the former lapse of time had been an illusion.
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    When we say “science” we can either mean any manipulation of the inventive and organizing power of the human intellect: or we can mean such an extremely different thing as the religion of science the vulgarized derivative from this pure activity manipulated by a sort of priestcraft into a great religious and political weapon.
    Wyndham Lewis (1882–1957)