Update README.md

README.md

@@ -18,7 +18,7 @@ the average of the best checkpoints per fold over a ten-fold cross-validation. F
 we used the IOB-tagged. Using the IOB-tagging schema facilitates the aggregation of predictions
 over sequences.
 
-For the chunking we used paragraph based chunking, and we assumed the maximum context length of the base model, i.e. $512$ tokens.
+For the chunking we used paragraph based chunking, and we assumed the maximum context length of the base model, i.e. 512 tokens.
 
 ### Expected input and output
 The input should be a string with **Dutch** cardio clinical text.