Bring what you read into what you write.
Keep the passage that gave you an idea. Convert papers, textbooks and lecture notes to Markdown, then work with their text, formulas and tables in your editor.
Keep the passage. Skip the retyping.
Recognize scanned text and recover the reading order of multiple columns. Copy the passages you need into your notes, alongside your own explanations and references.
Work with formulas and tables
Extract formulas and tables into Markdown alongside the paragraphs that explain them. Review the numbers and symbols, then use them in study notes, research records or a draft.
Keep your own way of taking notes
Upload a PDF and choose Markdown. Open the download in Obsidian or another Markdown editor. Keep the original PDF nearby to check a page or look up a reference.