static func sqrt(_ x: Self) -> Self
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import RealModule
protocol Real : AlgebraicField, RealFunctions, FloatingPoint
A type that models the real numbers.
The square root of x.
x
static func _mulAdd(_ a: Self, _ b: Self, _ c: Self) -> Self
static func cosMinusOne(_ x: Self) -> Self
cos(x) - 1, computed in such a way as to maintain accuracy for small x.
static func exp10(_ x: Self) -> Self
static func signGamma(_ x: Self) -> FloatingPointSign
var reciprocal: Self? { get }
The (approximate) reciprocal (multiplicative inverse) of this number, if it is representable.