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Submitted by: Gath

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A slow 5:04
10/Mar/18 12:17 AM
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2:41 Three birds and two rails means that double occupancy is necessary. In math this simple observation is known as the pigeonhole principle:

https://en.wikipedia.org/wiki/Pigeonhole_principle

It is surprisingly powerful! Highly non-trivial facts can be derived from it. One such More...
10/Mar/18 12:45 AM
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3:47 Good night all!
10/Mar/18 12:51 AM
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Well done, Jyrki. That sounds quite amazing.
10/Mar/18 12:52 AM
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Love the photo!
10/Mar/18 2:15 AM
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Want to turn this Med into Easy? Start in the middle section!
10/Mar/18 3:40 AM
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everyone!!!
10/Mar/18 4:19 AM
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10/Mar/18 4:19 AM
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Cute photo, and I think he found room.
10/Mar/18 5:55 AM
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3.56
10/Mar/18 6:33 AM
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Good Grief! I had no idea when I took that photo that it would have any connection with any math laws or principles, other than Sods Law - Mum can only feed one chick at a time.
It is a photo that required a lot of time and patience and I am quite pleased with the result.
10/Mar/18 6:39 AM
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Hi all 3:04
10/Mar/18 7:59 AM
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Jyrki, thanks for the pigeonhole principle. The trick of course is to understand how and when to apply it and then understand the implications. An excellent read whilst having a coffee.
10/Mar/18 9:22 AM
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2:09. Hi everyone.
10/Mar/18 2:11 PM
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Ian, I enjoy and appreciate the photo all the more now that I know you waited for the moment.
10/Mar/18 6:02 PM
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