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The gradient is a fancy word for derivative, or the rate of change of a function. Itâs a vector (a direction to move) that. 1  Points in the direction of greatest increase of a function (intuition on why)  Is zero at a local maximum or local minimum (because there is no single direction of increase)
Definition of Point of View. The term point of view, or POV for shorthand, refers to who is telling a story, or who is narrating it. The narration of a story or novel can be told in three main ways: first person, second person, and third person.