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  Discussion about math, puzzles, games and fun.   Useful symbols: √ ∞ ≠ ≤ ≥ ≈ ⇒ ∈ Δ θ ∴ ∑ ∫ π -

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#1 2013-06-15 14:08:45

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Cross-ratio

How can the cross ratio theorem be proved using ceva's theorem?(i know the proof using trigonometry)


There are 10 kinds of people in the world,people who understand binary and people who don't.

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