Ch. Rini Indrati

Post

She has research interest in Theory of Integral, Functional Analysis (Optimization and Differential Equation), and Topology.

Biography

  • Undergraduate: Universitas Gadjah Mada
  • Master : Universitas Gadjah Mada
  • Doctoral : Universitas Gadjah Mada

Students

Currently, she is a co-supervisor for Supriyadi Wibowo (a doctoral student at Universitas Sebelas Maret Surakarta 2019 – 2024) and Grandianus Seda Mada (2023 – Now).

She supervised as promotor or co-promotor for few doctoral graduates from Doctoral Study Programme in Mathematics, Faculty Mathematics and Natural Sciences, UGM:  

  1. Dr. Sutrima (Promotor)
  2. Dr. Diah Junia Eksi Palupi (Co-Promotor 2)
  3. Dr. Isnaini Rosyida (Co-Promotor 1)
  4. Dr. Moch. Aruman Imron (Promotor)
  5. Dr. Firdaus Ubaidillah (Co-Promotor)
  6. Dr. Indarsih (Co-Promotor)
  7. Dr. Riyadi (Co-Promotor 2)

 

She’s a supervisor for master students and undergraduate students. The graduate list of her master programme from 2019 – July 2023 is the following:

  1. Michael Inuhan, M.Sc. (2019) (Supervisor)
  2. Zahra Esmeralda, M.Sc. (2020 – 2021) (Supervisor)

Topic: Fixed Point Theorem For Multivalued Function in Metric Spaces and bs-Gauge Spaces

  1. Risky Yoga Suratman, M.Sc. (2020 – 2021) (Supervisor)

Topic: Regularized Quasi-Semigroups

  1. Onelia Rochmah, M.Sc. (2020 – 2021) (Co-Supervisor)

Topic:  

  1. Galuh (2020 – 2022) (Supervisor)
  2. Nur Ahmad Abrori (2021 – 2022) (Supervisor)
  3. Klatenia Selawati (2022 – 2023) (Supervisor)

 

Currently she has 2 master students as her master student supervision:

  1. Mudzakar Rifai Alam (2022 – 2024) (Supervisor)
  2. Agus Setiawan (2023-2024) (Supervisor)

 

Publications:

Isnaini Rosyida, Ch. Rini Indrati, and Sunny Joseph Kalayathankal, AMethod Based on Picture Fuzzy Graph Coloring for Determining Traffic Signal Phasing on an Intersectio, Lecture Notes in Networks and Systems, Intelligent and Fuzzy Systems, Intelligence and Sustainable Future Proceedings of the INFUS 2023 Conference, Volume 1, 978-3-031-39774-5 (eBook), INFUS 2023, LNNS 758, pp. 293–303, 2023. https://doi.org/10.1007/978-3-031-39774-5_36

Christiana Rini Indrati, Fixed-Point Theorems Involving Lipschitz in the Small, Hindawi, Abstract and Applied Analysis, Volume 2023, Article ID 5236150, 5 pages https://doi.org/10.1155/2023/5236150

Supriyadi Wibowo, Christiana Rini Indrati, Soeparmi, Cari, The Relationship ([, ]) and ([, ]), AIP Conference Proceedings 2540, 080031 (2023); https://doi.org/10.1063/5.0112358, Published Online: 27 January 2023.

Risky Yoga Suratman and Christiana Rini Indrati, Regularized quasi semigroups, AIP Conference Proceedings 2668, 050009 (2022); https://doi.org/10.1063/5.0112850 Published Online: 11 October 2022

Supriyadi Wibowo, Christiana Rini Indrati, Soeparmi, Cari, The Relationship Between a Fractal −absolutely Continuous Function and a Fractal Bounded −variation Function, Advances in Engineering Research, volume 211, International Conference on Science and Engineering (ICSE-UIN-SUKA 2021), 2021.

Sutrima, Christiana Rini Indrati, and Lina Aryati, Strongly continuous quasi semigroups in optimal control, problems for non-autonomous systems, Asian-European Journal of Mathematics, Vol. 14, No. 7 (2021) 2150123 (13 pages), ©World Scientific Publishing Company

Seng Hansun, Vincent Charles, Tatiana Gherman, Subanar, and Christiana Rini Indrati, A tuned Holt-Winters white-box model for COVID-19 prediction, Int. J. Management and Decision Making, Vol. 20, No. 3, 2021, April 7, 2021.

Sutrima, Christiana Rini Indrati, and Lina Aryati, Contraction Quasi Semigroups and Their Applications in Decomposing Hilbert Spaces, Azerbaijan Journal of Mathematics, V. 10, No 1, 2020, January, ISSN 2218-6816, January 2020.

Sutrima, Christiana Rini Indrati, and Lina Aryati, Strongly continuous quasi semigroups in optimal control problems for non-autonomous systems, Asian-European Journal of Mathematics, September 2020.

I Rosyida, Widodo, CR Indrati, and D Indriati, Algorithms to determine fuzzy chromatic number of cartesian product and join of fuzzy graphs, J. Phys.: Conf. Ser. 1489 012005 doi:10.1088/1742-6596/1489/1/012005, March 2020

Ch. Rini Indrati, The Relationship between the Kunugi Integral and the Countably Lipschitz Integral, SEAMS Proceeding, November 2019.

Mufti Al Ummam and Ch. Rini Indrati, The Basic Properties and Some Convergence Theorems Of The DL-Integral, SEAMS Proceeding, Nopember 2019. Seng Hansun, Vincent Charles,

Christiana Rini Indrati, Subanar, Revisiting the Holt-Winters’ Additive Method for Better Forecasting, International Journal of Enterprise Information Systems. Volume 15 • Issue 2 • April-June 2019.

Isnaini Rosyida, Widodo, Ch. Rini Indrati and Diari Indriati, On Fuzzy Chromatic Number of Cartesian Product of Some Fuzzy Graphs and Its Application, Advances and Applications in Discrete Mathematics, Volume 20, Number 2, 2019, Pages 237-252, © 2019 Pushpa Publishing House, Prayagraj, India.

Sutrima Sutrima, Christiana Rini Indrati, and Lina Aryati, Exact Null Controllability, Stabilizability, and Detectability of Linear Nonautonomous Control Systems: A Quasisemi group Approach, Hindawi Abstract and Applied Analysis, Volume 2018.

Sutrima, Christiana Rini Indrati, and Lina Aryati, Controllability and Observability of Nonautonomous Riesz-Spectral Systems, Hindawi, Abstract and Applied Analysis, Volume 2018.

Sutrima, Christiana Rini Indrati, and Lina Aryati, Polynomial Dichotomy of Co-Quasi Semigroups In Banach Spaces, The Australian Journal of Mathematical Analysis and Applications, AJMAA, Volume 15, Issue 2, Article 7, pp. 1-13, 2018.

Sutrima, Christiana Rini Indrati, and Lina Aryati, Complete stabilizability and stability radius of time-varying Sturm-Liouville systems, IOP Conf. Series: Journal of Physics: Conf. Series 1097 (2018),

Sutrima, Christiana Rini Indrati, and Lina Aryati, Transfer Function, Stabilizability, and Detectability, of Non-Autonomous Riesz-spectral Systems, TELKOMNIKA, Vol.16, No.6, December 2018, pp. 3024–3033, ISSN: 1693-6930, accredited First Grade by Kemenristekdikti, Decree No: 21/E/KPT/2018, DOI: 10.12928/TELKOMNIKA.v16i6.10112.

I Rosyida, J Peng, L Chen, W Widodo, CR Indrati, KA Sugeng, An uncertain chromatic number of an uncertain graph based on -cut coloring, Fuzzy Optimization and Decision Making, 17 (1), 103-123, 2018

Christiana Rini Indrati, and Lina Aryati, Initial Value Problems with Countably Lipschitz Condition, Far East Journal of Mathematical Sciences (FJMS), © 2018 Pushpa Publishing House, Allahabad, India, Volume 103, Number 9, 2018, Pages 1477-1491 ISSN: 0972-0871

Sutrima; Ch.Rini Indrati, and Lina Aryati, Stability of Co-quasi semigroups in Banach spaces, IOP Conf. Series: Journal of Physics: Conf. Series 943 (2017) 012021 doi :10.1088/1742 6596/943/1/012021.

Ch. Rini Indrati and Lina Aryati, The Strong Version of the Countably Lipschitz Integral Global Journal of Pure and Applied Mathematics. Volume 13, Number 12 (2017), pp. 8335 8342, ISSN 0973-1768, © Research India Publications.

Sutrima, Ch. Rini Indrati, Lina Aryati, and Mardiyana, The fundamental properties of quasi semigroups, IOP Conf. Series: Journal of Physics: Conf. Series 855 (2017) 012052 doi :10.1088/1742-6596/855/1/012052, pp. 1 – 11.

Ch. Rini Indrati and Lina Aryati, The Countably Lipschitz Integral, Global Journal of Pure and Applied Mathematics, Volume 12, Number 5 (2016), pp. 3991-3999. ISSN 0973-1768

Made Tantrawan and Ch. Rini Indrati, Bounded Baire Function and the Henstock-Stieltjes Integral, Proceeding Th 6th SEAMS-UGM 2015, published in 2016.

Rosyida,I., Widodo, Indrati, C.R.,, Sugeng, K.A., A New Approach for Fetermining Fuzzy Chromatic Number of Fuzzy Graph, Journal of Inyelligent and Fuzzy Systems (JFIS), DOI: 10.3233/IFS-141521, 2016

She has published some papers. Information of her publications can be seen by visiting her google scholar via  https://scholar.google.co.id/citations?user=EShn850AAAAJ&hl=en  and for her scopus via  https://www.scopus.com/authid/detail.uri?authorId=55757054500