Struct FermionHamiltonian

pub struct FermionHamiltonian {
    pub terms: Vec<FermionTerm>,
    pub n_modes: usize,
}

A sum of fermionic terms (second-quantized Hamiltonian)

Fields

terms: Vec<FermionTerm>

Terms in the Hamiltonian

n_modes: usize

Number of fermionic modes

Implementations

impl FermionHamiltonian

pub fn new(n_modes: usize) -> Self

Create a new fermionic Hamiltonian

pub fn add_term(&mut self, term: FermionTerm)

Add a term to the Hamiltonian

pub fn add_one_body(&mut self, i: usize, j: usize, coefficient: Complex<f64>)

Add a one-body term: h_ij a†_i a_j

pub fn add_two_body( &mut self, i: usize, j: usize, k: usize, l: usize, coefficient: Complex<f64>, )

Add a two-body term: g_ijkl a†_i a†_j a_k a_l

pub fn add_chemical_potential(&mut self, i: usize, mu: f64)

Add a chemical potential term: μ n_i

pub fn dagger(&self) -> Self

Get the Hermitian conjugate

pub fn is_hermitian(&self, _tolerance: f64) -> bool

Check if the Hamiltonian is Hermitian

Trait Implementations

impl Clone for FermionHamiltonian

fn clone(&self) -> FermionHamiltonian

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for FermionHamiltonian

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.