##### Dr. Drs. Aluysius Sutjijana, M.Sc

Lecturer | Staff Handbook

- Office Address : Sekip Utara Bulaksumur Yogyakarta 55281
- Email : sutjijana@ugm.ac.id
- Link acadstaff : https://prisma.simaster.ugm.ac.id/MTk2MTExMDQxOTg3MDMxMDAx

**Biography**

Dr. Al Sutjijana is a lecturer in the Mathematics Department, Faculty of Mathematics and Natural Sciences, Universitas Gadjah Mada, Yogyakarta-Indonesia.

He received his undergraduate degree in Mathematics in 1986 from UGM. Since then He has joined the Department of Mathematics, Faculty of Mathematics and Natural Sciences, Universitas Gadjah Mada. He received a scholarship from World Bank XXI (1989-1991) for his master degree in Mathematics from Simon Fraser University, Canada. He received his Doctor degree in Mathematics from UGM in 2015.

His expertise is in the field of algebra, particularly in its applications.

**Research interests**

His research interest are algebraic graph (adjacency matrices), Coding Theory (algebraic coding) and Cryptography (secret sharing schemes).

Undergraduate Students

- Benediktus Panji Pradipta (2021)(Supervision) Topic: Constructing Error-Correcting Binary Codes Using Transitive Permutation Groups.

2. Resti Anisa Lestari (2021)(Supervision) Topic: Digital Image Grayscale Encriyption and Decryption Using Elliptic Curve Diffie-hellman Cryptography.

3. Toto Budi Trapsilo (2020)(Supervision) Topic: Cheater Identification in Secret Sharing Schemes.

4. Hanin Nyssa Mifta Amany (2020)(Supervision) Topic: On Cyclic Self-Orthogonal Codes over Z2m.

5. Adryan Wiradinata (2019)(Supervision) Topic: Quantum Error Correction Via Codes over GF(4).

6. Dian Natalia (2019)(Supervision) Topic: The Ideal of Separants in the Ring of Differential Polynomials.