> For the complete documentation index, see [llms.txt](https://calnix.gitbook.io/aave-book/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://calnix.gitbook.io/aave-book/primer.md).

# Primer

- [Bitmap & Masks](https://calnix.gitbook.io/aave-book/primer/bitmap-and-masks.md)
- [padding and bytes](https://calnix.gitbook.io/aave-book/primer/bitmap-and-masks/padding-and-bytes.md)
- [WadRayLibrary](https://calnix.gitbook.io/aave-book/primer/wadraylibrary.md)
- [Math Operations](https://calnix.gitbook.io/aave-book/primer/wadraylibrary/math-operations.md)
- [WIP: Scaling different decimal representations](https://calnix.gitbook.io/aave-book/primer/wadraylibrary/wip-scaling-different-decimal-representations.md)
- [WIP: 2's complement](https://calnix.gitbook.io/aave-book/primer/wadraylibrary/wip-2s-complement.md)
- [casting: to uint128](https://calnix.gitbook.io/aave-book/primer/wadraylibrary/casting-to-uint128.md)
- [PercentageMath](https://calnix.gitbook.io/aave-book/primer/percentagemath.md)
- [Embedded vs Linked Libraries](https://calnix.gitbook.io/aave-book/primer/embedded-vs-linked-libraries.md)