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

You are not logged in. #1 20131021 04:06:53
A few questions about subsets.Hello all, it has been a long time since. Hope you are all well Last edited by BlitzBall (20131021 04:08:47) 