Browse all Uniswap V2 articles.
Fixed Point Arithmetic in Solidity (Using Solady, Solmate, and ABDK as Examples) A fixed-point number is an integer that stores only the numerator of a fraction — while the denominator is implied....
Last updated on Dec 5, 202512 min read
Positions in Uniswap v3 Adding liquidity to an AMM means depositing tokens into the AMM pool. Liquidity providers do this in the hope of earning fees from users who swap with that pool. In Uniswap...
Last updated on Nov 13, 20259 min read
Checklist for Technical Writing !An image of a completed checklist and the text "" Fluff Are fluff transitions removed? (”It is important to note, ”Why did they do this?”, “Here’s how we can solve...
Last updated on Oct 29, 20252 min read
noDelegateCall Explained The modifier prevents delegatecall from being sent to a contract. We will first show the mechanism for how to accomplish this then later discuss the motivation for why one...
Last updated on Oct 22, 202515 min read
Introducing ticks in Uniswap V3 This article explains what ticks are in Uniswap V3. Ticks enable gas-efficient accounting of concentrated liquidity, so let’s quickly review concentrated liquidity...
Last updated on Oct 8, 20256 min read
Tick limits in Uniswap V3 The smallest tick in Uniswap v3 is -887,272 and the largest tick is 887,272. This chapter explains the rationale behind this range, which is based on finding the tick that...
Last updated on Oct 8, 2025Calculating the real reserves between two prices in the Uniswap V3 codebase In previous chapters, we derived formulas to calculate the real reserves of tokens X and Y between two prices in a segment....
Last updated on Oct 6, 2025Checklist for building a Uniswap V2 clone It’s very educational to rebuild Uniswap v2 from scratch using modern Solidity (or Huff if you really want to do it in hard mode). Here are some pointers and...
Last updated on Sep 29, 202512 min read
Real and virtual reserves in Uniswap v3 Uniswap v3 uses two types of reserves: real reserves and virtual reserves. Real reserves represent the actual amount of tokens present in a segment. Each...
Last updated on Sep 29, 202510 min read
The constant product formula in Uniswap v3 Our goal is to derive the constant product formula based on real reserves for a segment, given by $$ L^2 = (x_r+\frac{L}{\sqrt{p_u}})(y_r+L\sqrt{p_l}) $$...
Last updated on Sep 15, 20259 min read
How the TWAP Oracle in Uniswap v2 Works What exactly is “price” in Uniswap? Suppose we have 1 Ether and 2,000 USDC in a pool. This implies that the price of Ether is 2,000 USDC. Specifically, the...
Last updated on Aug 29, 20256 min read
How Uniswap V2 computes the mintFee Uniswap V2 was designed to collect 1/6th of the swap fees to the protocol. Since a swap fee is 0.3%, 1/6th of that is 0.05%, so 0.05% of every trade would go to...
Last updated on Aug 29, 2025