Add usefullness of U256

vlayer-xyz · May 31, 2024 · 049fdf6 · 049fdf6
1 parent 585003a
commit 049fdf6
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/ethereum/circuits/lib/README.md b/ethereum/circuits/lib/README.md
@@ -209,7 +209,8 @@ struct TransactionWithinBlock<MAX_DATA_LEN> {
 ## U256
 
 U256 is a structure to use as a type for big numbers.  
-It is used when dealing with numbers up to 2<sup>256</sup>. They can exceed Field maximum value.
+It is used when dealing with numbers up to 2<sup>256</sup>. They can exceed Field maximum value.  
+In particular it is a word size in ETH and therefore it is a basic type used in both storage and slot values calculations.
 
 [There](.src/uint256.nr) is an unoptimized implementation of this type using two U128 structures. Optimized version will appear in Noir.