mathru 0.16.2

Fundamental algorithms for scientific computing in Rust
Documentation 
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//! Operator Trait
pub trait Operator: Copy {
    fn operator() -> Self;
}

/// The addition operator, commonly symbolized by $+$.
#[derive(Copy, Clone)]
pub struct Addition;

impl Operator for Addition {
    fn operator() -> Self {
        Addition
    }
}

/// The multiplication operator, commonly symbolized by $*$.
#[derive(Copy, Clone)]
pub struct Multiplication;

impl Operator for Multiplication {
    fn operator() -> Self {
        Multiplication
    }
}