namespace System;
/// `f64`'s members, as .NET's `System.Double`: a floating-point number.
[Intrinsic]
[Host]
public readonly struct Double : IComparable<f64>, IEquatable<f64> {
public static readonly f64 MinValue;
public static readonly f64 MaxValue;
/// The least above zero.
public static readonly f64 Epsilon;
public static readonly f64 NaN;
public static readonly f64 PositiveInfinity;
public static readonly f64 NegativeInfinity;
public static readonly f64 Pi;
public static readonly f64 E;
public static readonly f64 Tau;
public static bool IsNaN(f64 f);
public static bool IsInfinity(f64 f);
public static bool IsPositiveInfinity(f64 f);
public static bool IsNegativeInfinity(f64 f);
public static bool IsFinite(f64 f);
/// `s` read as one; a panic when it isn't one.
public static f64 Parse(string s);
/// `s` read as one, or `null` when it isn't one.
public static f64? TryParse(string s);
public i32 CompareTo(f64 value);
public bool Equals(f64 obj);
public override string ToString();
/// Written by .NET format string `format` (`F2`, `N0`, `X8`, `0.00`), invariant culture.
public string ToString(string format);
}