diff --git a/main/flaredetector/flaredetector.py b/main/flaredetector/flaredetector.py
index 8b13789..9c17a12 100644
--- a/main/flaredetector/flaredetector.py
+++ b/main/flaredetector/flaredetector.py
@@ -1 +1,9 @@
+import numpy as np
 
+def GaussExpo(x, Peak, l, w):
+    sigma = 1/w
+    res1 = Peak * np.exp(-(x**2)/(2 * sigma**2))
+    peakX = np.argmax(res1)
+    res1 = res1[:peakX]
+    res2 = Peak * np.exp(-l * x[peakX:])
+    return np.append(res1, res2)