public void Number_Absolute_Value_Should_Have_Expected_Value(double doubleNumber, double expectedAbsoluteValue)
{
// Arrange
var number = _calculator.FromDouble(doubleNumber);
// Act
var absoluteValue = _calculator.Abs(number);
// Assert
absoluteValue.Should().Be(expectedAbsoluteValue);
}
public static bool AreClose <TAlgebraicNumber>(
this IAlgebraicNumberCalculator <TAlgebraicNumber> calculator,
TAlgebraicNumber number1,
TAlgebraicNumber number2,
TAlgebraicNumber tolerance)
{
if (calculator is null)
{
throw new ArgumentNullException(nameof(calculator));
}
var absoluteDifference = calculator.Abs(calculator.Subtract(number2, number1));
return(calculator.IsSmallerThan(absoluteDifference, tolerance));
}