Type your math in the editor below using $...$ for inline math or $$...$$ for display math.
Your work is automatically saved. You can press Ctrl+S (or Cmd+S on Mac) to force a save.
Drag the divider to resize the panes. Use the dropdown to change the theme.
Markdown is supported: use # for headings, **bold** for bold, *italics* for italics, etc.
You can add comments using //. Comments will be preserved in your saved work but won't appear in the rendered output.