Search found 6 matches
Search found 6 matches • Page 1 of 1
- Thu Apr 28, 2016 5:36 pm UTC
- Forum: Science
- Topic: How large a disc would it take to block a star from view for all of earth?
- Replies: 26
- Views: 6117
Maybe if we put the distant star into a specific orbit around our sun, then..... nah. Assuming that the purpose is to prevent the star from distracting humans, it's enough to block the star at night, when it isn't outshone by our sun. Depending on the location of the star, that can reduce the size ...
- Thu Apr 28, 2016 5:53 am UTC
- Forum: Mathematics
- Topic: Volume of the convex hull of parallel (convex) shapes?
- Replies: 5
- Views: 2646
It's (almost) a Prismatoid, so it's volume is h(A1+4A2+A3)/6.
- Wed Nov 12, 2014 8:08 am UTC
- Forum: Individual XKCD Comic Threads
- Topic: 1446: "Landing"
- Replies: 1143
- Views: 224172
taixzo wrote:ker wrote:probably the time changed to the time when we can know about separation having completed successfully (or not)
Oh, right. So the ESA is counting down to the actual event, and Randall is counting down to the event + 30 minutes of light-speed delay.
Actually it's 28:20 minutes.
bachaddict wrote:What if every leopard became a leopard?
Your post looks pretty funny with s/leopard/leopard/g browser extension
What-if there was no what-if today?
My strategy for B6:
If before your turn there were less than n-1 stones, after your turn sum of indexes of cells with stones must be (n+1)/2 mod n+1 (indexes are from 1 to n). If before your turn there were n-1 or n stones, make any valid move.
- Tue Dec 10, 2013 4:54 pm UTC
- Forum: Logic Puzzles
- Topic: Find a set of numbers containing mine
- Replies: 32
- Views: 10605
This problem was problem 3 on IMO 2012 (C6 in the shortlist). Here is the original wording: The liar’s guessing game is a game played between two players A and B. The rules of the game depend on two positive integers k and n which are known to both players. At the start of the game A chooses integer...