lattice-core 0.1.0

Simple Lattice/Graph Library
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29

use crate::types::BasisMatrix;

#[derive(Clone, Debug, PartialEq)]
pub struct Basis {
  basis: BasisMatrix,
}

impl Basis {
  pub fn new(basis: BasisMatrix) -> Self {
    assert_eq!(basis.nrows(), basis.ncols(), "basis dimension mismatch");
    Self { basis }
  }

  pub fn simple(dim: usize) -> Self {
    Self::new(BasisMatrix::identity(dim, dim))
  }

  pub fn dimension(&self) -> usize {
    self.basis.nrows()
  }

  pub fn basis_vectors(&self) -> &BasisMatrix {
    &self.basis
  }

  pub fn volume(&self) -> f64 {
    self.basis.clone().determinant().abs()
  }
}