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Sorry, I should have been a bit clearer about which guy. I understand the basic principle. I do not understand the differential speed approach.
Artemov says,
Quote:
The differential distance of 2 km is being covered in 1hr. So, 0.2 km would be covered in 0.1 hr. And the deer will travel 1 km in 0.1 hr @ 10km/hr
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I don't understand why we are using 0.1hr to arrive at the distance traveled by the deer before it is caught when, clearly, the lion took that time to arrive at the deer's initial position. Shouldn't the time we use be greater?
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