public static bool operator <=(Weight left, Weight right) => Equality.IsStructureLowerThanOrEqual(left, right);
public static bool operator <=(RadianAngle left, RadianAngle right) => Equality.IsStructureLowerThanOrEqual(left, right);
public static bool operator <=(Volume left, Volume right) => Equality.IsStructureLowerThanOrEqual(left, right);
public static bool operator <=(Energy left, Energy right) => Equality.IsStructureLowerThanOrEqual(left, right);
public static bool operator <=(Length left, Length right) => Equality.IsStructureLowerThanOrEqual(left, right);
public static bool operator <=(Area left, Area right) => Equality.IsStructureLowerThanOrEqual(left, right);
public static bool operator <=(Power left, Power right) => Equality.IsStructureLowerThanOrEqual(left, right);
public static bool operator <=(Speed left, Speed right) => Equality.IsStructureLowerThanOrEqual(left, right);