Update README.md

Author: olivieriluca

README.md

@@ -20,7 +20,7 @@ The main class is [GoLiSA](go-lisa/src/main/java/it/unive/golisa/GoLiSA.java) an
 	- `read-write` performs an analysis to detect __read-after-write__ and __over-write__ issues in blockchain software for Hyperledger Fabric 
 	- `unhandled-errors` performs an analysis to detect __unhandled__ __errors__ in blockchain software for Hyperledger Fabric 
 	- `phantom-read` performs an analysis to detect __phantom__ __reads__ in blockchain software for Hyperledger Fabric 
-	- `var-numerical-overflow` performs an analysis to detect the __integer __overflow/underflow__ of program variables in Go software
+	- `var-numerical-overflow` performs an analysis to detect the __integer__ __overflow/underflow__ of program variables in Go software
 	- `div-by-zero` performs an analysis to detect __divison__ __by__ __zero__ in Go software
 
 ### Example of command line