This includes, for example, USD-pegged stablecoins (like DAI and USDC), but also ETH and sETH (synthetic ETH) or different versions of wrapped BTC. For a detailed overview of the StableSwap invariant design, please read the official StableSwap whitepaper. A Curve pool is essentially a smart contract that implements the StableSwap invariant and therefore contains the logic for exchanging stable tokens. However, while all Curve pools implement the StableSwap invariant, they may come in different pool flavors. ...