> For the complete documentation index, see [llms.txt](https://collection1.pastorelli.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://collection1.pastorelli.io/master.md).

# Initial page

![](/files/-MMLu17TNrvFu-5AtWzR)

$$f(x) = x \* e^{2 pi i \xi x}$$

$$
f(x) = x \* e^{2 pi i \xi x}
$$