Math Is Fun Forum
Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °
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Keckman
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Petri Keckman
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Helsinki Finland
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https://www.petke.info/
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Last post
2022-12-16 20:33:08
Registered
2022-12-13