### Requested feature Formula not supported in the demo PDF, which could be parsed as headings, parapgraph or lists sometimes. ### Examples parapagrphs: <img width="463" height="377" alt="Image" src="https://github.com/user-attachments/assets/2a1af9ca-a98a-47a7-a7cb-097f327d02ba" /> Two many pure texts: <img width="443" height="298" alt="Image" src="https://github.com/user-attachments/assets/6c815707-9817-4c45-a834-b04c6bbd4119" /> if not able to treating them as Formulas, images could be OK, and more tools could be used to convert an image to formula.