Trait Sub
tylar
pub trait Sub<RHS>: NumType { type Out: NumType; }
Subtraction of number types.
type Out: NumType
Result of the operation, i.e. Out = Self – RHS.
Out
Self
RHS
impl<A, RHS, B: NumType> Sub<RHS> for A where RHS: Neg<Out = B>, A: Add<B>,