**PhD advisor:** Prof. Kohji Matsumoto (松本耕二 教授)

**Research interest:** analytic number theory, analytic properties of zeta functions and *L*-functions, zeros of derivatives of zeta functions and *L*-functions

**Address:** Faculty of Mathematics, Kyushu University

744 Motooka, Nishi-ku, Fukuoka 819-0395, Japan

**E-mail address:** adeirmasuriajaya [at] math.kyushu-u.ac.jp / adeirmasuriajaya [at] riken.jp

**** Below each item is written in reverse chronological order ****

**Research papers:**

- J. Steuding and A. I. Suriajaya,
*Mean-Values Associated with Generalized Schemmel's Function*, submitted. - F. Ge and A. I. Suriajaya,
*Note on the number of zeros of $\zeta^{(k)}(s)$*, submitted. - L. G. Fel, T. Komatsu, A. I. Suriajaya,
*A sum of negative degrees of the gaps values in two-generated numerical semigroups and identities for the Hurwitz zeta function*, submitted. - J. Lee, A. Sourmelidis, J. Steuding, A. I. Suriajaya,
*The Values of the Riemann Zeta-Function on Discrete Sets*, to appear in ASPM Series, preprint in arXiv:1710.11367 [math.NT]. - H. Akatsuka and A. I. Suriajaya,
*Zeros of the first derivative of Dirichlet L-functions*, J. Number Theory**184**(2018), 300–329, available online at https://doi.org/10.1016/j.jnt.2017.08.023. - A. I. Suriajaya,
*Two estimates on the distribution of zeros of the first derivative of Dirichlet L-functions under the generalized Riemann hypothesis,*J. Théor. Nombres Bordeaux**29**(2017), no. 2, 471–502. - J. Lee and A. I. Suriajaya,
*An ergodic value distribution of certain meromorphic functions*, J. Math. Anal. Appl.**445**(2017), 125–138, available online at http://dx.doi.org/10.1016/j.jmaa.2016.07.064. - J. Lee, T. Onozuka, and A. I. Suriajaya,
*Some probabilistic value distributions of the Riemann zeta function and its derivatives*, Proc. Japan Acad. Ser. A Math. Sci.**92**(2016), no. 7, 82–83. - A. I. Suriajaya,
*On the zeros of the k-th derivative of the Riemann zeta function under the Riemann hypothesis*, Funct. Approx. Comment. Math.**53**(2015), no.1, 69–95. - A. I. Suriajaya,
*On the Zeros of the Second Derivative of the Riemann Zeta Function under the Riemann Hypothesis*, arxiv:1309.7160 [math.NT].*(only preprint)*

**Other papers:**

- A. I. Suriajaya, リーマンゼータ関数の臨界領域内等差数列における値の分布 (Values of the Riemann zeta function on vertical arithmetic progressions in the critical strip), submitted to RIMS Kyokyuroku (for RIMS Workshop 2018 "
*Analytic Number Theory and Related Topics*")*(non-refereed proceedings, in Japanese)* - A. I. Suriajaya, リーマンゼータ関数とディリクレ
*L*関数の導関数の零点の分布, RIMS Kyokyuroku 2018.11, no. 2092, 9–14 (for RIMS Workshop 2017 "*Analytic Number Theory and Related Areas*")*(non-refereed proceedings, in Japanese)* - A. I. Suriajaya, On the zeros of the derivatives of the Riemann zeta function under the Riemann hypothesis, RIMS Kyokyuroku 2016.12, no. 2013, 33–43 (for RIMS Workshop 2014 "
*Analytic Number Theory － Distribution and Approximation of Arithmetic Objects*")*(non-refereed proceedings)* - A. I. Suriajaya, 综述黎曼ζ函数的零点分布, NU Ideas
**5**(2016), issue 1*(in Chinese)*

**Research visits:**

- University of Würzburg (Würzburg, Germany) // Jun 29 – Jul 1, 2015; Aug 1 – Sep 4, 2016; Jul 9–15, 2017; Sep 9 – Oct 7, 2017; Apr 22–28, 2018; May 20 – Jun 20, 2018; Apr 4–9, 2019
- MSRI (Berkeley, CA, USA) // Jan 23 – Feb 10, 2017; M 1–5, 2017; Jan 7–24, 2018
- Nagoya University (Nagoya, Japan) // Aug 14–25, 2017
- University of Rochester (Rochester, NY, USA) // Oct 21 – Dec 1, 2016; Feb 19 – Mar 19, 2017; May 6–17, 2017; Jul 3–7, 2018
- San Jose State University (San Jose, CA, USA) // Apr 26–30, 2017
- Academia Sinica (Taipei, Taiwan) // Jun 11–30, 2016

**External research funding:**

- JSPS Grants-in-Aid for Scientific Research (Kakenhi) for young researchers, project number: 18K13400

**Organized seminar and conferences:**

- Conference on distribution of values of zeta functions and
*L*-functions, March 21–27, 2019 - RIKEN iTHES/iTHEMS Number Theory Seminar:
- March 16, 2019 (Speakers: Prof. Yasuo Ohno [Tohoku University] and Dr. Yuta Suzuki [Nagoya University])
- February 25, 2019 (Speakers: Prof. Takashi Nakamura [Tokyo University of Science] and Prof. Hidehiko Mishou [Tokyo Denki University])
- December 6, 2018 (Speaker: Masahiro Mine [Tokyo Institute of Technology])
- November 22, 2018 (Speakers: Toshiki Matsusaka [Kyushu University] and Dr. Shin-ichiro Seki [Tohoku University])
- October 23, 2018 (Speakers: Wataru Takeda [Nagoya University] and Kota Saito [Nagoya University])
- July 24, 2018 (Speakers: Dr. Masataka Ono [Keio University], Dr. Shingo Sugiyama [Nihon University], and Yoshinosuke Hirakawa [Keio University])
- March 13, 2018 (Speaker: Dr. Soma Purkait [Tokyo University of Science])
- February 23 and 24, 2018 (Speaker: Prof. Dr. Takao Komatsu [Wuhan University])
- December 15 and 18, 2017 (Speaker: Prof. Dr. Yoonbok Lee [Incheon National University])
- November 15 and 17, 2017 (Speaker: Dr. Sumaia Saad Eddin [Nagoya University])
- August 31, 2017 (Speaker: Thomas Lachmann [TU Graz])

- RIKEN coffee meeting:
- February 23, 2018 (Speaker: Dr. Tetsuo Hatsuda)
- February 16, 2018 (Speaker: Dr. Eren Mehmet Kiral)
- November 17, 2017 (Speaker: Dr. Sumaia Saad Eddin [Nagoya University])

- 第８回ゼータ若手研究集会 (The 8th Young Mathematicians Conference on Zeta Functions), February 13–16, 2015
- Chacha-zemi, November 17, 2011 – January 29, 2015