--- a
+++ b/networks/functions.py
@@ -0,0 +1,12 @@
+import tensorflow as tf
+from tensorflow.keras import Sequential
+from tensorflow.keras.layers import Dense, Input, Concatenate, Maximum, Dropout, LeakyReLU
+from tensorflow.keras.models import Model
+
+
+def xtanh(x):
+    return x * tf.keras.activations.tanh(x)
+
+
+def xsigmoid(x):
+    return tf.keras.activations.swish(x)
\ No newline at end of file