pub type Matrix = Arc<Vec<Vec<u8>>>;Expand description
k x n Cauchy matrix, cached per (n, k).
x_i = i for i in 0..k, y_j = k + j for j in 0..n; the sets are
disjoint so nothing is inverted at zero, and distinct within each set,
which is what makes every square submatrix invertible.
Aliased Typeยง
pub struct Matrix { /* private fields */ }