diff --git a/mlclass-ex4/mlclass-ex4/randInitializeWeights.m b/mlclass-ex4/mlclass-ex4/randInitializeWeights.m
index c2ccfa1..ba484b5 100644
--- a/mlclass-ex4/mlclass-ex4/randInitializeWeights.m
+++ b/mlclass-ex4/mlclass-ex4/randInitializeWeights.m
@@ -21,7 +21,7 @@
 
 
 epsilon_init = 0.12;
-W = rand(L out, 1 + L in) * 2 * epsilon init − epsilon init;
+W = rand(L_out, 1 + L_in) * 2 * epsilon_init - epsilon_init;
 
 
 % =========================================================================