Mathematics
Klaus Draeger's user avatar
Klaus Draeger's user avatar
Klaus Draeger's user avatar
Klaus Draeger
  • Member for 10 years, 9 months
  • Last seen more than a week ago
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7
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11
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5
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3
Posts
11
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5
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3
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11
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2
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7
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Top posts
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All Questions Answers
Score Newest
answer
15
How to prove that the Fibonacci sequence is periodic mod 5 without using induction?
Jul 12, 2015
answer
5
Giving a specific example of a positive sequence increasing to 1 and with its partial products having a positive limit
Apr 16, 2016
answer
4
Proof of 3-chain subsequence problem from assignment 2 of MIT OCW 6.042
Nov 6, 2014
answer
4
If $G = \{a + b: a, b \in A\}$ a group, then is $A$ a group?
Jan 13, 2016
answer
3
Does $k\cdot x < y$ imply that $x \ne y$?
Jul 10, 2015
answer
2
Recursive definition of a set of strings.
Feb 18, 2015
answer
2
To prove a sequence is Cauchy
Jun 25, 2015
answer
2
If $\frac{a}{b}<\frac{c}{d}$ and $\frac{e}{f}<\frac{g}{h}$, then $\frac{a+e}{b+f} < \frac{c+g}{d+h}$.
Jul 9, 2015
answer
2
Why this matrix is not a distance matrix?
Jul 10, 2015
answer
2
expressing inclusive OR using exclusive OR.
Jul 23, 2015
Top network posts
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25
Why is non-determinism (Push-down automata) necessary?
14
Explicit mu-recursive expression for Ackerman function
13
Is the Set of all Primitive Words a Prime Language?
13
Isomorphic graph embeddings in the Euclidean Space
12
Is this problem solvable in polynomial time?

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