Explore with Wolfram|AlphaMore things to try: .999... = 1 gcd x^4-9x^2-4x+12, x^3+5x^2+2x-8 log fit calculator ReferencesArfken, G. "Cauchy's Integral Formula." §6.4 in Mathematical Methods for Physicists, 3rd ed. Orlando, FL: Academic Press, pp. 371-376, 1985.Kaplan, W...