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

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**tony123****Member**- Registered: 2007-08-03
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and

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**JaneFairfax****Member**- Registered: 2007-02-23
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*Last edited by JaneFairfax (2010-12-13 11:12:47)*

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