uniswap-v3.md

Uniswap V3

How to use this

• Check prerequisites
• Install tools
• Watch videos on Cyfrin Updraft
• Do exercises under topics
• Ask questions on GitHub discussions

Prerequisites

• Intermediate Solidity
• Experience with Foundry
• Uniswap V2

Tools

• Foundry
• Python / Jupyter lab (optional)

Topics

Check out the videos on Cyfrin Updraft for each lesson.

Section 1 - Intro

• Concentrated liquidity
• Difference between v2 and v3
• Graph - concentrated liquidity
• Graph - tick
• Graph - tick on constant product curve
• Graph - single position
• Graph - multi positions
• ETH/USDT liquiduity price graph example
• Repositories overview
  • Uniswap V3 core Solidity 0.8
  • Uniswap V3 periphery Solidity 0.8
  • Uniswap swap router contracts
• Contracts overview

Section 2 - Spot price (sqrt price, tick, sqrt x 96)

• slot0 (tick and sqrtPriceX96)
  • Code
  • Etherscan WETH/USDT
• Math - tick to price
• Python - code example
• Math - sqrtPriceX96 to price
• Python - code example
• Math - sqrtPriceX96 to tick
• Python - code example
• Exercise 1
• Solution 1

Section 3 - Math

• Math - equation for x and y from liquidity and price
• Math - curve of real reserves
• Math - how many token x and y between pa and pb?

Section 4 - Swap

• Swap algorithm
  • Single position
  • Multi position
    • Liquidity net intro
    • Math - liquidity net
    • Graph - liquidity net
• Swap math
  • Math - what is the price after +/- dx or dy
  • Math - swap fee
• Code walkthrough swap
• Contract call
  • Exact input single
  • Exact input
  • Exact output single
  • Exact output
• Code walkthrough SwapRouter02
  • Exact input
  • Exact output
• Exercise 1 - single pool exact input
• Solution 1 - single pool exact input
• Exercise 2 - multi pool exact input
• Solution 2 - multi pool exact input
• Exercise 3 - single pool exact output
• Solution 4 - single pool exact output
• Exercise 4 - multi pool exact output
• Solution 4 - multi pool exact output

Section 5 - Factory

• Contract call
• Code walkthrough
• Exercise 1 - get pool
• Solution 1 - get pool
• Exercise 2 - create pool
• Solution 2 - create pool

Section 6 - Liquidity

• Math - Liquidity
• Math - Liquidity delta
• Graph - Tick spacing
• Contract call
  • UniswapV3Pool
    • mint
      • Call trace
      • Code walkthrough
    • burn
      • Call trace
      • Code walkthrough
    • collect
      • Call trace
      • Code walkthrough
  • NonFungiblePositionManager
    • mint
      • Contract call
      • Code walkthrough
    • increaseLiquidity
      • Contract call
      • Code walkthrough
    • decreaseLiquidity
      • Contract call
      • Code walkthrough
• Mint
  • Exercise 1
  • Solution 1
• Increase liquidity
  • Exercise 1
  • Solution 1
• Decrease liquidity
  • Exercise 1
  • Solution 1
• Collect fee and remove liquidity
  • Exercise 1
  • Solution 1

Section 6 - Tick bitmap

• Tick bitmap
• Next tick algorithm

Section 7 - Fee algorithm

• Math - Fee equation
• Fee growth
• Graph - fee growth
• Fee growth inside
• Graph - fee growth inside
• Fee growth outside
• Fee growth below
• Fee growth above
• Position fee
• Code walkthrough
  • Tick.update
  • Tick.cross
  • Tick.getFeeGrowthInside
  • Position.update

Section 8 - Flash

• Code walkthrough
• Exercise 1
• Solution 1

Section 9 - TWAP price oracle

• Math - TWAP
• Math - TWAP of token x and y
• Python - simulation
• Code walkthrough
  • observe
  • transform
  • consult
  • getQuoteAtTick
• Exercise 1
• Solution 1

Section 10 - Footnotes

• JIT liquidity
• Graph - constant product AMM liquidity and price impact

Resources

Uniswap

Whitepaper

App

Uniswap V3 Core

Uniswap V3 Core Solidity 0.8

Uniswap V3 Periphery

Uniswap V3 Periphery Solidity 0.8

Uniswap V3 Swap Router

Uniswap V3 Docs

Uniswap V3 Analytics

A Primer on Uniswap v3 Math

Uniswap V3 book