diff --git a/src/utils/jacobian.ts b/src/utils/jacobian.ts
index 051e879..fb4dc67 100644
--- a/src/utils/jacobian.ts
+++ b/src/utils/jacobian.ts
@@ -12,7 +12,6 @@ import { array2d } from './functions';
  * @param step The step size for numerical differentiation (default: 1e-5).
  * @returns The Jacobian matrix.
  */
-
 export function jacobian(f: JacobianFunction, m: number, x0: Float64Array, step = 0.00001): Matrix {
   const n = x0.length;
   const j = array2d(m, n, 0);