On 25-th and 26-th Smarandache’s problems

Peter M. Vassilev, Mladen V. Vassilev-Missana and Krassimir T. Atanassov
Notes on Number Theory and Discrete Mathematics, ISSN 1310-5132
Volume 9, 2003, Number 4, Pages 99—104
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Peter M. Vassilev
5, V. Hugo Str., Sofia 1124, Bulgaria

Mladen V. Vassilev-Missana
5, V. Hugo Str., Sofia 1124, Bulgaria

Krassimir T. Atanassov
Department of Mathematics Education, Kongju
National University, Kongju 314-701, Korea

References

1. Dumitrescu, C. V. Seleacu, Some Solutions and Questions in Number Theory, Erhus Univ. Press, Glendale, 1994.
2. Smarandache, F. Only Problems, Not Solutions!. Xiquan Publ. House, Chicago, 1993.
3. Mitrinovic, D., M. Popadic. Inequalities in Number Theory. Nis, Univ. of Nis, 1978.
4. Vassilev-Missana, M. Some explicit formulae for the composite numbers. Notes on Number Theory and Discrete Mathematics, Vol. 7, 2001, No. 2, 29-31.
5. Bege, A. A generalization of von Mangoldt’s function. Bulletin of Number Theory and Related Topics, Vol. XIV, 1990, 73-78.
6. Sandor J., A. Bege, The Mobius function: generalizations and extensions. Advanced Studies on Contemporary Mathematics, Vol. 6, 2002, No. 2, 77-128.