Central angle, of which you can use that exponential power to determine how many digits of π to minimize error tolerance. Also, I err'd. I swapped L and R. ht

Central angle, of which you can use that exponential power to determine how many digits of π to minimize error tolerance. Also, I err'd. I swapped L and R. https://www.wolframalpha.com/input?i=%28180+x+1+nanometer%29%2F%28pi+x+17+trillion+ly%29 https://www.wolframalpha.com/input?i=%28180+x+1+nanometer%29...