doc correction

franckgaga · franckgaga · commit f5d11168a6b0 · 2023-05-02T14:20:16.000-04:00
diff --git a/src/estimator/kalman.jl b/src/estimator/kalman.jl
@@ -554,7 +554,7 @@ end
 
 
 """
-    initstate!(estim::{KalmanFilter, UnscentedKalmanFilter}, u, ym, d=Float64[])
+    initstate!(estim::Union{KalmanFilter, UnscentedKalmanFilter}, u, ym, d=Float64[])
 
 Initialize covariance `estim.P̂` and invoke [`initstate!(::StateEstimator)`](@ref).
 """
