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 # Change Log
 
+## 1.1.3
+- Improve the memory efficiency and speed of three-body interactions. (@kenko911)
+- FrechetCellFilter is added for variable cell relaxation in Relaxer class. (@kenko911)
+- Smooth l1 loss function is added for training. (@kenko911)
+  
 ## 1.1.2
 - Move AtomRef Fitting to numpy to avoid bug (@BowenD-UCB)
 - NVE ensemble added (@kenko911)