> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://staging.chrisp.chat/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# What is a custom calculation?

This platform allows you to create new and more complex indicators, known as “custom calculations”, by mathematically combining existing ones in your query. The calculations tool lets you use both logical and mathematical operations to create these new indicators.