3 ms·
IOW, the arXiv title might have lost the "nth" because of some formatting thing. The title inside the PDF says "A formula for nth digit of \pi and \pi^n"
by mattkrause 4y ago
IOW, the arXiv title might have lost the "nth" because of some formatting thing. The title inside the PDF says "A formula for nth digit of \pi and \pi^n"