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Unformatted text preview: very different, pessimistic, optimistic, etc.? Which terms caused the biggest differences? Why? Which terms caused the least differences? Why? Concluding Questions: 1. The Drake equation is an estimate of the number of civilizations in the galaxy that have the potential for inter-planetary communication. What is the minimum value for this number? How do we know it? 2. How would you change your estimate if we discovered that early life developed on both Mars and Europa?...
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- Winter '10
- Planet, Computational complexity theory, Extraterrestrial life, Digraph