bio | website | yoosblog.wordpress.com |
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visits | member for | 5 years, 10 months |
seen | Mar 17 '11 at 16:10 | |
stats | profile views | 152 |
Jul
16 |
awarded | Nice Answer |
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12 |
awarded | Notable Question |
Sep
11 |
awarded | Nice Question |
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11 |
awarded | Favorite Question |
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9 |
awarded | Popular Question |
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2 |
awarded | Yearling |
Jul
1 |
awarded | Good Question |
Nov
3 |
awarded | Notable Question |
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2 |
awarded | Yearling |
Aug
17 |
comment |
What is the probability that 4 points determine a hemisphere ?
An equivalent problem is a Putnam problem phrased as "Four points are chosen at random on the surface of a sphere. What is the probability that the center of the sphere lies inside the tetrahedron whose vertices are at the four points". Solutions are written in detail here: books.google.com/…; |
Jul
5 |
comment |
What are some reasonable-sounding statements that are independent of ZFC?
Speaking of stuff on the plane, a certain problem of coloring the plane with no corners is equivalent to CH too - artofproblemsolving.com/Forum/viewtopic.php?f=73&t=137999 |
Jun
15 |
comment |
Examples of common false beliefs in mathematics
A related thread: mathoverflow.net/questions/7998/… |
Jun
15 |
comment |
Examples of common false beliefs in mathematics
AB and BA share the same invertible part : artofproblemsolving.com/Forum/viewtopic.php?f=349&t=112209 |
Jan
7 |
awarded | Commentator |
Jan
7 |
comment |
Famous mathematical quotes
like blue collar versus cubicle |
Jan
7 |
comment |
Famous mathematical quotes
like physics versus mathematics |
Jan
7 |
comment |
What is the probability that 4 points determine a hemisphere ?
Related thread: mathoverflow.net/questions/2014/… |
Dec
24 |
comment |
Probabilistic Proofs of Analytic Facts
I realize this isn't an analytic fact |
Dec
24 |
answered | Probabilistic Proofs of Analytic Facts |
Dec
8 |
awarded | Editor |