Taylor/Maclaurin Series Expansion

Compute Taylor coefficients up to order N for common functions, with approximation error estimate.

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What This Calculator Does

Compute Taylor coefficients up to order N for common functions, with approximation error estimate.

It combines Function, Expansion Point a, Order N, Evaluate at x to estimate Taylor Polynomial, Approximation P_N(x), True f(x).

Formula & Method

Core equation: f(x)\approx\sum_{k=0}^{N}\frac{f^{(k)}(a)}{k!}(x-a)^k with remainder estimated via the next term.

Notation used in the formulas: R = Taylor Polynomial; x_{1} = Function; x_{2} = Expansion Point a; x_{3} = Order N; x_{4} = Evaluate at x.

Method summary: inputs are normalized to consistent units, core equations are evaluated, then secondary values are derived and rounded for display.

Use this calculator for quick scenario analysis. Start with baseline values, change one driver at a time, and compare how sensitive the results are to each input shown above.

Inputs Used

  • Function: Used directly in the calculation.
  • Expansion Point a: Used directly in the calculation.
  • Order N: Used directly in the calculation.
  • Evaluate at x: Used directly in the calculation.

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Taylor/Maclaurin Series Expansion Calculator: Formula & Use Cases | MCPCalc