单词 | partial derivative |
释义 | partial derivative The infinitesimal change in a function consisting of two or more variables when one of the variable changes and the others remain constant. If z = f(x,y), ∂z/∂x is the partial derivative of z with respect to x, while y remains unchanged. A partial differential equation , such as the Laplace's equation, is an equation containing partial derivatives of a function |
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