pub trait AddAssoc: Add<Output = Self> + Sized { }Expand description
加法が結合法則を満たすことを示す。
$$ x, y, z \in S \implies (x + y) + z = x + (y + z). $$
Dyn Compatibility§
This trait is not dyn compatible.
In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.