Add katexit for ndarray-linalg

Author: termoshtt

ndarray-linalg/Cargo.toml

@@ -30,6 +30,7 @@ intel-mkl-system = ["lax/intel-mkl-system"]
 
 [dependencies]
 cauchy = "0.4.0"
+katexit = "0.1.2"
 num-complex = "0.4.0"
 num-traits  = "0.2.14"
 rand = "0.8.3"

ndarray-linalg/src/eig.rs

@@ -5,6 +5,7 @@ use crate::layout::*;
 use crate::types::*;
 use ndarray::*;
 
+#[cfg_attr(doc, katexit::katexit)]
 /// Eigenvalue decomposition of general matrix reference
 pub trait Eig {
     /// EigVec is the right eivenvector