Update levenberg_marquardt.jl

src/levenberg_marquardt.jl

@@ -17,7 +17,7 @@ Comp & Applied Math).
 * `x_tol::Real=1e-8`: search tolerance in x
 * `g_tol::Real=1e-12`: search tolerance in gradient
 * `maxIter::Integer=1000`: maximum number of iterations
-* `min_step_quality=1e-3`: for steps below this quality, the trust region is shrinked
+* `min_step_quality=1e-3`: for steps below this quality, the trust region is shrunk
 * `good_step_quality=0.75`: for steps above this quality, the trust region is expanded
 * `lambda::Real=10`: (inverse of) initial trust region radius
 * `tau=Inf`: set initial trust region radius using the heuristic : tau*maximum(jacobian(df)'*jacobian(df))