Update constants.py

constants.py

@@ -59,7 +59,7 @@ Hard labels are categorical, having the same format of the real dataset. Soft la
 """
 
 WEIGHT_ADJUSTMENT_INTRODUCTION = """
-The score for ranking (DD-Ranking Score, DDRS) in the following table is computed by DDRS = \\frac{e^{w IOR - (1 - w) HLR} - e^{-1}}{e - e^{-1}}$, where $w$ is the weight for the HLR metric.
+The score for ranking (DD-Ranking Score, DDRS) in the following table is computed by $DDRS = \\frac{e^{w IOR - (1 - w) HLR} - e^{-1}}{e - e^{-1}}$, where $w$ is the weight for the HLR metric.
 **You can specify the weight $w$ below.**
 """