
Uniswap is a decentralized exchange (DEX) that allows users to trade cryptocurrencies in a trustless and permissionless manner.
It was founded in 2018 by Hayden Adams.
Uniswap's whitepaper was released in November 2018, outlining its vision for a decentralized exchange that would operate on the Ethereum blockchain.
The whitepaper proposed the use of a constant product market maker, which would allow for efficient and liquid trading.
Hayden Adams started working on Uniswap in his free time, and it quickly gained traction in the cryptocurrency community.
He was inspired by the success of other decentralized exchanges, such as IDEX and EtherDelta.
In May 2020, Uniswap launched its mainnet, marking a significant milestone in the project's development.
The launch was accompanied by the release of the UNI token, which would play a crucial role in the governance and operation of the platform.
Uniswap History
Uniswap was first published to the Ethereum mainnet on November 2nd, 2018. Hayden Adams, the creator, had over a year's worth of work behind it.

Hayden Adams started Uniswap without any prior programming knowledge, learning how to write smart contracts while working on the initial version of the protocol. He was inspired by a blog post from Vitalik Buterin, which described a theory behind a constant product market maker.
The initial idea for an automated market maker came from Hayden's friend Karl, who was impressed by Vitalik's blog post.
Uniswap V1
Uniswap V1 was published to the Ethereum mainnet on November 2nd, 2018, after over a year of work by its creator Hayden Adams.
Hayden, a former mechanical engineer with no prior programming knowledge, learned how to write smart contracts while working on the initial version of the Uniswap protocol.
The initial idea for implementing an automated market maker came from Hayden's friend Karl, who was impressed by Vitalik Buterin's blog post describing a theory behind a constant product market maker.
EtherDelta, the only decentralized exchange with some traction at the time, was based on the order book model, which didn't fit well with the Ethereum blockchain protocol, and had a poor user experience.

Hayden applied for an Ethereum Foundation grant in July 2018, which was later accepted, allowing for auditing of Uniswap's smart contracts by Runtime Verification.
The initial audit by Runtime Verification resulted in adding extra safety checks and re-working some of the math operations to minimize rounding errors.
A full formal verification was also underway before the protocol's launch.
The first version of the protocol was launched on the last day of the Devcon 4 conference with $30,000 worth of initial liquidity across 3 different tokens.
The protocol quickly gained traction, resulting in an initial seed investment that allowed Uniswap's team to work on the second version of the protocol.
Uniswap V3
Uniswap V3 was released in May 2021, marking another significant milestone in the platform's evolution. It introduced a range of innovative features designed to address existing problems and provide a more flexible and efficient Automated Market Maker (AMM).
One of the key features of Uniswap V3 is Concentrated Liquidity, which allows for more precise and efficient liquidity provision. This is a game-changer for traders and liquidity providers alike.

Another notable feature is Active Liquidity, which enables liquidity providers to actively manage their positions and respond to market conditions. This level of control is a major step forward from previous versions of Uniswap.
Uniswap V3 also introduced Range Orders, which allow traders to set specific price ranges for their trades. This feature provides more flexibility and precision for traders.
In addition to these features, Uniswap V3 also introduced Non-Fungible Liquidity, Flexible Fees, and Advanced Oracles. These features work together to provide a more comprehensive and efficient trading experience.
Here's a summary of the key features of Uniswap V3:
- Concentrated Liquidity
- Active Liquidity
- Range Orders
- Non-Fungible Liquidity
- Flexible Fees
- Advanced Oracles
UNI Token
The UNI Token was launched by Uniswap on September 16th.
A total of 1 billion UNI tokens was allocated in the launch.
The allocation was given to all users who had used the platform before the launch.
Liquidity providers of the protocol were also rewarded with extra UNI tokens, and they were given these tokens retrospectively.
This means that even users who had provided liquidity before the launch were eligible for the reward.
Introducing AMMs

Automated Market Makers (AMMs) revolutionized the decentralized finance (DeFi) landscape.
AMMs use a mathematical formula to calculate the price of a token, ensuring liquidity and facilitating trades.
Uniswap's AMM model is based on the Constant Product Formula.
This formula ensures that the product of the reserves of two tokens remains constant, making it an efficient way to trade.
AMMs don't require a traditional order book, making them more scalable and accessible than traditional exchanges.
Uniswap's AMM model is also highly decentralized, allowing anyone to create and list a new token.
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