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

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**sarah Rebekah****Guest**

My Birthday was Yesterday.

**MathsIsFun****Administrator**- Registered: 2005-01-21
- Posts: 7,535

Happy birthday

"The physicists defer only to mathematicians, and the mathematicians defer only to God ..." - Leon M. Lederman

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**Sarah Rebekah 13****Guest**

Thanks Im A teen

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 86,776

Hi Sarah;

Happy Birthday.

**In mathematics, you don't understand things. You just get used to them.Of course that result can be rigorously obtained, but who cares?Combinatorics is Algebra and Algebra is Combinatorics.**

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**Sarah Rebekah 13****Guest**

Thanks.