Interpolation Calculator

    Calculate linear and polynomial interpolation

    Formula

    y = y₀ + (y₁-y₀)(x-x₀)/(x₁-x₀)

    Linear interpolation estimates values between known data points.

    Examples

    (1,2) and (3,8), x=2

    y = 5.

    Frequently Asked Questions

    About Interpolation

    Calculate linear interpolation between data points.