> For the complete documentation index, see [llms.txt](https://docs.sopdap.com/whitepaper/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.sopdap.com/whitepaper/overview/11.0-appendices-glossary-reference-and-support-materials/11.2-glossary.md).

# 11.2 Glossary:

\- AI: Artificial Intelligence

\- BSC: Binance Smart Chain

\- CEX: Centralized Exchange

\- DEX: Decentralized Exchange

\- ERC-20: Ethereum Request for Comments 20, a technical standard for tokens issued on the Ethereum blockchain.

\- ICO: Initial Coin Offering

\- Presale: A phase of token sale that takes place before the official public sale.

\- Smart Contract: Self-executing contract with the terms of the agreement between buyer and seller being directly written into lines of code.

\- Tokenomics: The study of the design and implementation of a cryptocurrency token's economic system.