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Bjørn Kjos-Hanssen's user avatar
Bjørn Kjos-Hanssen's user avatar
Bjørn Kjos-Hanssen
  • Member for 14 years, 9 months
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answered
Probability two matching runs of coin tosses
comment
How to obtain the determinant of the difference of two matrices?
What's $\wedge $?
reviewed
Approve
the group of all biholomorphic group automorphisms of complex tori
answered
Is 0' of PA degree relative to a non-low set?
answered
How dense is the set of asymmetric graphs?
comment
Is there a Turing degree which is a strong minimal cover and does not have itself a strong minimal cover?
For a graphical view of how these classes of Turing degrees fit together one can consult the Computability Menagerie (math.wisc.edu/~jmiller/menagerie.html)
answered
Is there a Turing degree which is a strong minimal cover and does not have itself a strong minimal cover?
revised
Generalising the adherence operator and its closure properties with regard to regular (rational) languages
its title
answered
name for a subset of a binary relational structure which is "closed downward"?
answered
Where to publish math that's original but easy but requires theorems not every undergrad knows?
accepted
Number-theoretic dot-product property?
answered
Probability of random geodesics on the round sphere intersecting
comment
Number-theoretic dot-product property?
Thanks for interesting answers, feel free to turn the comments into an official answer.
comment
Number-theoretic dot-product property?
Nice. I wonder if bounds on $ x_i $ follow from this?
revised
Number-theoretic dot-product property?
added 38 characters in body
asked
Number-theoretic dot-product property?
answered
Jump of strongly hyperhyperimmune degrees and DNR relative to 0'
awarded
 Nice Answer
answered
Seemingly ill-founded recursion and the recursion theorem
comment
Can We Decide Whether Small Computer Programs Halt?
7, how do you get such a small value?
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