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

You are not logged in. #1 20130912 16:58:46
proof that x² ≥ 0 for Equation_KittyI have moved this post for Equation_Kitty.
Bob You cannot teach a man anything; you can only help him find it within himself..........Galileo Galilei #2 20130912 17:09:11
Re: proof that x² ≥ 0 for Equation_Kittyhi Equation_Kitty, You cannot teach a man anything; you can only help him find it within himself..........Galileo Galilei 