Calculus Calculators

21 free calculus calculators in Math.

Derivative CalculatorCompute the first derivative of polynomial, trigonometric, exponential and logarithmic terms.
Differential Equation SolverSolve first-order ODEs numerically using RK4 given dy/dx = f(x,y) and an initial condition.
Double Integral CalculatorEvaluate a double integral of a polynomial in x and y over a rectangular region.
Fourier Series CalculatorCompute Fourier cosine and sine coefficients for standard periodic waveforms.
Gradient CalculatorCompute the gradient vector of a polynomial function in x and y at a given point.
Hessian Matrix CalculatorCompute the 2×2 Hessian matrix of second partial derivatives for f(x,y) polynomials.
Improper Integral CalculatorNumerically approximate improper integrals with infinite limits using adaptive truncation.
Integral CalculatorCompute definite and indefinite integrals of polynomial, trig, exponential and log terms.
Inverse Laplace Transform CalculatorFind the time-domain function from a standard-form Laplace transform F(s).
Inverse Z-Transform CalculatorFind the discrete sequence from a standard-form Z-transform expression.
L'Hôpital's Rule CalculatorApply L'Hôpital's rule numerically to evaluate 0/0 or ∞/∞ indeterminate limits.
Laplace Transform CalculatorCompute the Laplace transform of standard forms: polynomials, exponentials, trig and steps.
Limit CalculatorEvaluate the limit of f(x) as x approaches a value by numerical approximation from both sides.
Maclaurin Series CalculatorCompute the Maclaurin series (Taylor expansion about 0) of f(x) up to degree n.
Partial Derivative CalculatorCompute partial derivatives of polynomial terms in x and y using the power rule.
Second Derivative CalculatorCompute the second derivative of standard function forms to analyse concavity.
Separable Equation SolverSolve separable first-order ODEs dy/dx = g(x)·h(y) numerically with RK4.
Taylor Series CalculatorCompute the Taylor series expansion of f(x) about a given point up to degree n.
Third Derivative CalculatorCompute the third derivative of standard function forms for jerk analysis.
Triple Integral CalculatorEvaluate a triple integral of a monomial in x, y, z over a rectangular box region.
Z-Transform CalculatorCompute the Z-transform of standard discrete sequences from coefficient parameters.