Math Is Fun Forum
Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °
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#1
Re:
Help Me !
»
Could someone help me please? :-)
»
2005-11-19 08:15:21
zhaobin
I think he mean |a|<1
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