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

You are not logged in. #2 20121126 04:11:58
#4 20121126 04:46:21
Re: What is dx.dx ?Correction: Take the positive square root if h is increasing with respect to t, the negative square root if decreasing. 