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using System;
namespace Colourful.Implementation
{
/// <summary>
/// Math helper functions
/// </summary>
internal static class MathUtils
{
/// <summary>
/// Compute x^2
/// </summary>
/// <param name="x">Base</param>
/// <returns>Result of the exponentiation</returns>
public static double Pow2(double x) => x * x;
/// <summary>
/// Compute x^3
/// </summary>
/// <param name="x">Base</param>
/// <returns>Result of the exponentiation</returns>
public static double Pow3(double x) => x * x * x;
/// <summary>
/// Compute x^4
/// </summary>
/// <param name="x">Base</param>
/// <returns>Result of the exponentiation</returns>
public static double Pow4(double x) => x * x * (x * x);
/// <summary>
/// Compute x^7
/// </summary>
/// <param name="x">Base</param>
/// <returns>Result of the exponentiation</returns>
public static double Pow7(double x) => x * x * x * (x * x * x) * x;
/// <summary>
/// Compute sine of angle in degrees
/// </summary>
/// <param name="x">Given angle</param>
/// <returns></returns>
public static double SinDeg(double x)
{
var x_rad = Angle.DegreeToRadian(x);
var y = Math.Sin(x_rad);
return y;
}
/// <summary>
/// Compute cosine of angle in degrees
/// </summary>
/// <param name="x">Given angle</param>
/// <returns></returns>
public static double CosDeg(double x)
{
var x_rad = Angle.DegreeToRadian(x);
var y = Math.Cos(x_rad);
return y;
}
}
}
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