Cobeli, C.; Zaharescu, A. On the Farey fractions with denominators in arithmetic progression. (English) Zbl 1178.11019 J. Integer Seq. 9, No. 3, Article 06.3.4, 26 p. (2006). MSC: 11B57 PDFBibTeX XMLCite \textit{C. Cobeli} and \textit{A. Zaharescu}, J. Integer Seq. 9, No. 3, Article 06.3.4, 26 p. (2006; Zbl 1178.11019) Full Text: arXiv EuDML EMIS
Cobeli, C.; Panaitopol, L.; Vâjâitu, M.; Zaharescu, A. Some asymptotic formulas involving primes in arithmetic progressions. (English) Zbl 1065.11074 Comment. Math. Univ. St. Pauli 53, No. 1, 23-35 (2004). Reviewer: Aleksandar Ivić (Beograd) MSC: 11N13 11N37 11N56 PDFBibTeX XMLCite \textit{C. Cobeli} et al., Comment. Math. Univ. St. Pauli 53, No. 1, 23--35 (2004; Zbl 1065.11074)
Cobeli, C. I.; Gonek, S. M.; Zaharescu, A. The distribution of patterns of inverses modulo a prime. (English) Zbl 1086.11045 J. Number Theory 101, No. 2, 209-222 (2003). Reviewer: Pieter Moree (Bonn) MSC: 11N69 11T23 11K31 11K45 11L05 PDFBibTeX XMLCite \textit{C. I. Cobeli} et al., J. Number Theory 101, No. 2, 209--222 (2003; Zbl 1086.11045) Full Text: DOI
Cobeli, C.; Vâjâitu, M.; Zaharescu, A. Distribution of gaps between the inverses mod \(q\). (English) Zbl 1034.11055 Proc. Edinb. Math. Soc., II. Ser. 46, No. 1, 185-203 (2003). Reviewer: Robert F. Tichy (Graz) MSC: 11N69 11K06 11B05 PDFBibTeX XMLCite \textit{C. Cobeli} et al., Proc. Edinb. Math. Soc., II. Ser. 46, No. 1, 185--203 (2003; Zbl 1034.11055) Full Text: DOI
Cobeli, C.; Vâjâitu, M.; Zaharescu, A. A class of algebraic-exponential congruences modulo \(p\). (English) Zbl 1048.11100 Acta Math. Univ. Comen., New Ser. 71, No. 1, 113-117 (2002). MSC: 11T99 11A07 PDFBibTeX XMLCite \textit{C. Cobeli} et al., Acta Math. Univ. Comen., New Ser. 71, No. 1, 113--117 (2002; Zbl 1048.11100) Full Text: EuDML EMIS
Cobeli, C.; Groza, G.; Vâjâitu, M.; Zaharescu, A. Generalization of a theorem of Steinhaus. (English) Zbl 1006.11040 Colloq. Math. 92, No. 2, 257-266 (2002). Reviewer: Michael Drmota (Wien) MSC: 11K06 11B05 PDFBibTeX XMLCite \textit{C. Cobeli} et al., Colloq. Math. 92, No. 2, 257--266 (2002; Zbl 1006.11040) Full Text: DOI
Cobeli, C.; Vâjâitu, M.; Zaharescu, A. Equidistribution of rational functions of primes mod \(q\). (English) Zbl 1007.11049 J. Ramanujan Math. Soc. 16, No. 1, 63-73 (2001). Reviewer: Cem Yalçin Yildirim (Bebek, İstanbul) MSC: 11K36 11N69 11L07 PDFBibTeX XMLCite \textit{C. Cobeli} et al., J. Ramanujan Math. Soc. 16, No. 1, 63--73 (2001; Zbl 1007.11049)
Cobeli, C. I.; Gonek, S. M.; Zaharescu, A. On the distribution of small powers of a primitive root. (English) Zbl 0966.11043 J. Number Theory 88, No. 1, 49-58 (2001). Reviewer: Jürgen Hinz (Marburg) MSC: 11N69 PDFBibTeX XMLCite \textit{C. I. Cobeli} et al., J. Number Theory 88, No. 1, 49--58 (2001; Zbl 0966.11043) Full Text: DOI
Cobeli, C. I.; Crâşmaru, M.; Zaharescu, A. A cellular automaton on a torus. (English) Zbl 0987.11011 Port. Math. 57, No. 3, 311-323 (2000). Reviewer: Valérie Berthé (Marseille) MSC: 11B85 11B50 11A07 68Q80 PDFBibTeX XMLCite \textit{C. I. Cobeli} et al., Port. Math. 57, No. 3, 311--323 (2000; Zbl 0987.11011) Full Text: EuDML
Cobeli, C.; Vâjâitu, M.; Zaharescu, A. The sequence \(n! \pmod p\). (English) Zbl 0962.11005 J. Ramanujan Math. Soc. 15, No. 2, 135-154 (2000). Reviewer: Jürgen Hinz (Marburg) MSC: 11A07 11B50 11L05 PDFBibTeX XMLCite \textit{C. Cobeli} et al., J. Ramanujan Math. Soc. 15, No. 2, 135--154 (2000; Zbl 0962.11005)