Small fix.

src/linalg.rs

@@ -35,9 +35,7 @@ pub fn solve(mut a: Array2<f64>, mut b: Array2<f64>) -> Array2<f64> {
         info = lapacke::dgesv(layout, n, nrhs, a_slice, lda, &mut ipiv, b_slice, ldb);
     }
 
-    if info != 0 {
-        panic!("info={}", info);
-    }
+    assert!(info == 0, "info={}", info);
 
     b
 }