Problem: Team Work

08Oct08

Here’s a classic problem: If  people can each complete a task in times , where , how long will it take if all people work on the task simultaneously? Show that this time is less than all of their individual times, as expected.
(Here’s a specific case, with , hour, and  hours: A painter can paint a [...]

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Tags: Math, Problem

The Particle Zoo

01Oct08

I’ve been meaning to mention this site The Particle Zoo, which sells subatomic particle plush toys. I haven’t purchased any yet, but it’s just a matter of time. I imagine it’ll be hard to decide when I do. They could make for interesting gifts. Similar sites exist for microbes and guts.

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Tags: Particle Physics