Mathematics
Jiri Sedlacek's user avatar
Jiri Sedlacek's user avatar
Jiri Sedlacek's user avatar
Jiri Sedlacek
  • Member for 10 years, 3 months
  • Last seen more than 9 years ago
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All Questions Answers
Score Newest
question
5
A statement about an element $a$ in semigroup S, such that $aS$ containts idempotent and $a=axa$ implies $x=xax$
Sep 7, 2013
question
3
Can a finite group admit a partial order?
Mar 11, 2014
question
2
Is a direct product $\prod_{\alpha\in{}A}S_\alpha$ of semigroups $S_\alpha$ simple, if all semigroups $S_\alpha$ are simple?
Aug 31, 2013
question
1
The $\mathcal{J}$- class of a primitive idempotent in a regular semigroup.
Aug 29, 2013
question
1
Why is two-element null semigroup excluded from the $0$-simple semigroup definition?
Sep 11, 2013
question
1
A combinatoric theorem about semigroups
Sep 17, 2013
question
1
Bijection on a component of a cartesian product
Feb 24, 2014
answer
1
Existence of a global minimum
Sep 7, 2013
answer
1
Calculus: The tangent line intersects a curve at two points. Find the other point.
Sep 8, 2013
answer
1
Limit $\lim\limits_{x\to\infty} \frac{5x^2}{\sqrt{7x^2-3}}$
Sep 8, 2013

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