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11L40 Estimates on character sums (11 articles)

• Feng, Ya-Fang: Consecutive square-free values of the type $x^{2}+y^{2}+z^{2}+k$, $x^{2}+y^{2}+z^{2}+k+1$. (English). Czechoslovak Mathematical Journal, vol. 73 (2023), issue 1, pp. 297-310
• Chen, Gongrui; Wang, Wenxiao: On the $r$-free values of the polynomial $x^2 + y^2 + z^2 +k$. (English). Czechoslovak Mathematical Journal, vol. 73 (2023), issue 3, pp. 955-969
• Elma, Ertan: On discrete mean values of Dirichlet $L$-functions. (English). Czechoslovak Mathematical Journal, vol. 71 (2021), issue 4, pp. 1035-1048
• Liu, Huaning; Dong, Hui: On the distribution of consecutive square-free primitive roots modulo $p$. (English). Czechoslovak Mathematical Journal, vol. 65 (2015), issue 2, pp. 555-564
• Zhang, Han; Zhang, Wenpeng: Some new sums related to D. H. Lehmer problem. (English). Czechoslovak Mathematical Journal, vol. 65 (2015), issue 4, pp. 915-922
• Di, Han: A hybrid mean value involving two-term exponential sums and polynomial character sums. (English). Czechoslovak Mathematical Journal, vol. 64 (2014), issue 1, pp. 53-62
• Wang, Tingting; Zhang, Wenpeng: On the mean value of Dedekind sum weighted by the quadratic Gauss sum. (English). Czechoslovak Mathematical Journal, vol. 63 (2013), issue 2, pp. 357-367
• Yao, Weili; Zhang, Wenpeng: Two identities related to Dirichlet character of polynomials. (English). Czechoslovak Mathematical Journal, vol. 63 (2013), issue 1, pp. 281-288
• Pan, Xiaowei; Zhang, Wenpeng: On Lehmer's problem and Dedekind sums. (English). Czechoslovak Mathematical Journal, vol. 61 (2011), issue 4, pp. 909-916
• Yang, Hai: A hybrid mean value of the Dedekind sums. (English). Czechoslovak Mathematical Journal, vol. 60 (2010), issue 4, pp. 1055-1063
• Ganglian, Ren; Wenpeng, Zhang: On the mean value of a sum analogous to character sums over short intervals. (English). Czechoslovak Mathematical Journal, vol. 58 (2008), issue 3, pp. 651-668