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Reference-request is used when the author needs to know about work related to the question.

5 votes

Reference Request: Application of Block Designs to Software Testing

Check these references: Cohen, D.M.; Dalal, S.R.; Parelius, J.; Patton, G.C., The combinatorial design approach to automatic test generation Cohen, D.M.; Dalal, S.R.; Fredman, M.L.; Pat …
Mohammad Al-Turkistany's user avatar
4 votes

Diophantine equations and complexity classes

This paper, Computational complexities of Diophantine equations with parameters by Tung, proves co-NP-completeness of a variant with parameters over natural numbers.
Mohammad Al-Turkistany's user avatar
1 vote

Processor failures in distributed computing that are not crash or Byzantine

There could other types of failures. For example, some of the processors (e.g. under broadcast or multicast protocols) may become overloaded and would not be able to process all incoming messages. Thi …
Mohammad Al-Turkistany's user avatar
4 votes

What is some important work in fractals?

Mandelbrot set $M$ is defined using the complex equation $P_c (z)=z^2 +c$ where $c$ is a complex number. Let Set $M=${$c |$ the sequence $P_c (0),P_c (P_c (0)), P_c (P_c (P_c (0)))...$ is bounded su …
Mohammad Al-Turkistany's user avatar
2 votes

Is bitcoin cryptographically secure

I guess there is no consensus among researchers and academics on the security of Bitcoin protocol. Thanks to Stack Exchange Network, The following links should help you to answer some of your question …
Mohammad Al-Turkistany's user avatar
7 votes

W[1]-hard problems on bounded degree graphs

Ball and Trap I remains $W[1]$-hard when restricted to binary trees. Theorem 5 states: Theorem 5. Ball and Trap I remains $W[1]$-hard restricted to binary trees, the maximum number of traps per …
Mohammad Al-Turkistany's user avatar
4 votes

"Refined" list of open problems in TCS

There is a list of open problems in computational geometry. It is edited and maintained by Demaine, Mitchell, and O'Rourke.
Mohammad Al-Turkistany's user avatar
5 votes

Information on k-SAT (Introduction, Bounds, Methods, etc.)

This survey book, Satisfiability Problem: Theory and Applications, is appropriate for introducing k-SAT to mathematicians. It is not very recent but still very valuable resource.
Mohammad Al-Turkistany's user avatar
1 vote

Is there a list of known problems?

If you do not insist on a database, the Encyclopedia of algorithms By Ming-Yang Kao is very valuable reference. The above link is the entry for the minimum Bandwidth problem. This is an encycloped …
Mohammad Al-Turkistany's user avatar
1 vote

Hardness of finding a graph coloring given the optimal number of colors

The result of Khuller and Vazirani shows that finding the lexicographically first four-coloring for planar graphs is $NP$-hard.
Mohammad Al-Turkistany's user avatar
11 votes
Accepted

Reference for Levin's optimal factoring algorithm ?

Manuel Blum is talking about applying Levin's universal search algorithm to the Integer Factorization problem. The idea of Levin's Universal search algorithm is equally applicable to any problem in $N …
Mohammad Al-Turkistany's user avatar
10 votes

Models of random graphs, for real computer networks

This survey, The structure and function of complex networks by Newman, reviews techniques and models for real complex networks including concepts such as small-world effect, degree distributions, and …
Mohammad Al-Turkistany's user avatar
0 votes

Is the Cheeger constant $\mathsf{NP}$-hard?

The actual proof of the $NP$-hardness of computing Cheeger constant ( or edge expansion) was given by Kaibel in a technical report by a reduction from MAX Cut problem (See theorem 2). The proof is an …
Mohammad Al-Turkistany's user avatar
6 votes

Recent TCS publications with philosophical aspects

The paper, Knowledge, Creativity and P versus NP by Avi Wigderson is an excellent exposition of the P vs NP problem's implications on the philosophical question of automating creativity.
Mohammad Al-Turkistany's user avatar
3 votes

Applications of computer science in biology

What are some of the major open issues of theoretical computer science applied to biology? Here is a nice presentation, Open questions in bioinformatics and computational biology from an evolutio …
Mohammad Al-Turkistany's user avatar

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