Write something and I’ll respond based on your LaTeX, drawing, and the problem.
Tip: You can select part of your work and drawing before asking for a hint.
Shortcuts Space + drag = pan • Ctrl + wheel / pinch = zoom V select • P pen • E eraser • M toggle pad Ctrl/Cmd+Z undo • Ctrl/Cmd+Shift+Z redo Ctrl/Cmd+C copy • Ctrl/Cmd+V paste • Del delete