Function isRational

Checks if a number is rational.

Example

const yes = Chalkboard.numb.isRational(0.75); // Returns true
const no = Chalkboard.numb.isRational(Chalkboard.PI()); // Returns false
  • isRational(num: number, tolerance?: number): boolean

    Parameters

    • num: number

      The number to check.

    • Optionaltolerance: number = 1e-8

      Tolerance for approximation (optional, defaults to 1e-8).

    Returns boolean

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