Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ ¹ ² ³ °
 

You are not logged in. #1 20050918 02:33:08
Working backwards from a formulaI've always been terrible at working backwards from a formula. #2 20050918 08:17:17
Re: Working backwards from a formulaHmmm ... without the power of 1.1 it is fairly easy to calculate the "cumulative sum"  it is the average times the count. "The physicists defer only to mathematicians, and the mathematicians defer only to God ..."  Leon M. Lederman 