Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °
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Let's make square numbers. by julianthemath
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Puzzles and Games | 14 | 2013-04-02 09:58:24 by julianthemath |
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