แทนเจนต์เวกเตอร์

public typealias TangentVector = `Self`

public var value: Wrapped.TangentVector?

public init(_ value: Wrapped.TangentVector?)

public static var zero: `Self` { get }

public static func + (lhs: `Self`, rhs: `Self`) -> Optional<Wrapped>.TangentVector

public static func - (lhs: `Self`, rhs: `Self`) -> Optional<Wrapped>.TangentVector

public mutating mutating func move(along direction: TangentVector)

@noDerivative
public var zeroTangentVectorInitializer: () -> TangentVector { get }

public typealias TangentVector = `Self`

public var value: Wrapped.TangentVector?

public init(_ value: Wrapped.TangentVector?)

public static var zero: `Self` { get }

public static func + (lhs: `Self`, rhs: `Self`) -> Optional<Wrapped>.TangentVector

public static func - (lhs: `Self`, rhs: `Self`) -> Optional<Wrapped>.TangentVector

public mutating mutating func move(along direction: TangentVector)

@noDerivative
public var zeroTangentVectorInitializer: () -> TangentVector { get }