Update orginal_transformer.py

orginal_transformer.py

@@ -47,7 +47,7 @@ class PositionalEncoding(nn.Module):
         super().__init__()
         pe = torch.zeros(max_seq_length, d_model)
         position = torch.arange(0, max_seq_length, dtype=torch.float).unsqueeze(1)
-        div_term = torch.exp(torch.arange(0, d_model, 2).float() * (-math.log(10000.0) / d_model)
+        div_term = torch.exp(torch.arange(0, d_model, 2).float() * (-math.log(10000.0) / d_model))
         
         pe[:, 0::2] = torch.sin(position * div_term)
         pe[:, 1::2] = torch.cos(position * div_term)