diff --git a/matlab/particle/local_state_iteration_test_1.m b/matlab/particle/local_state_iteration_test_1.m
deleted file mode 100644
index 0f253f5f9..000000000
--- a/matlab/particle/local_state_iteration_test_1.m
+++ /dev/null
@@ -1,31 +0,0 @@
-function [T,t,LOG] = local_state_iteration_test_1()
-try
-addpath ../matlab
-
-n = 2;
-q = 3;
-
-yhat = zeros(n,1);
-epsilon = zeros(q,1);
-ghx = rand(n,n);
-ghu = rand(n,q);
-constant = ones(n,1);
-ghxx = rand(n,n*n);
-ghuu = rand(n,q*q);
-ghxu = rand(n,n*q);
-yhat_ = zeros(n,1);
-ss = ones(n,1);
-
-y1 = local_state_iteration(yhat,epsilon,ghx,ghu,constant,ghxx,ghuu,ghxu);
-[y2,y2_] = local_state_iteration(yhat,epsilon,ghx,ghu,constant,ghxx,ghuu,ghxu,yhat_,ss);
-
-t(1) = dyn_assert(y1,ones(n,1));
-t(2) = dyn_assert(y2,ones(n,1));
-t(3) = dyn_assert(y2_,ones(n,1));
-T = all(t);
-LOG = NaN;
-catch exception
-LOG = getReport(exception,'extended');
-T = NaN;
-t = NaN;
-end