Partial Derivative -- from Wolfram MathWorld
mathworld.wolfram.com › PartialDerivativeJan 19, 2022 · Download Wolfram Notebook. Partial derivatives are defined as derivatives of a function of multiple variables when all but the variable of interest are held fixed during the differentiation. (1) The above partial derivative is sometimes denoted for brevity. Partial derivatives can also be taken with respect to multiple variables, as denoted for ...
Derivative Calculator: Wolfram|Alpha
www.wolframalpha.com › calculators › derivativeWolfram|Alpha calls Wolfram Languages's D function, which uses a table of identities much larger than one would find in a standard calculus textbook. It uses well-known rules such as the linearity of the derivative, product rule, power rule, chain rule and so on. Additionally, D uses lesser-known rules to calculate the derivative of a wide ...