Trait segment_tree::ops::Identity

source · 
pub trait Identity<N> {
    fn identity(&self) -> N;
}
Expand description

A trait that specifies that this Operation has an identity element.

An identity must satisfy combine(a, id) = a and combine(id, a) = a, where id is something returned by identity.

Required Methods§

Returns an element such that if combined with any element a the result must be a.

Implementors§