MALA Seminar

First Semester AY 2025-2026

Online via Zoom: Click to Join 

(email mala[at]math[dot]upd[dot]edu[dot]ph for the passcode)

1. 15 October 2025

   • Speaker: Tejbir Lohan (IIT Kanpur, India)

   • Title of the Talk: Linear Maps Preserving Products of Involutions

Previous Talks

(email mala[at]math[dot]upd[dot]edu[dot]ph for the recordings)

Second Semester AY 2024-2025

1. 10 March 2025

   • Speaker: Prince Allan Pelayo (UP Diliman)

   • Title of the Talk: Minimum number of distinct eigenvalues allowed by some tree sign patterns of order at most 4

2. 31 March 2025

   • Speaker: Rowena Alma Betty (UP Diliman)

   • Title of the Talk: Symplectic Codes over a non-unital ring

3. 21 April 2025

   • Speaker: Arvin Lamando (UP Diliman)

   • Title of the Talk: Frame Theory on C*-algebras

4. 05 May 2025

   • Speaker: Denise Mae Go (DLSU)

   • Title of the Talk: Initially Positive Sign Patterns

First Semester AY 2024-2025

1. 11 September 2024

   • Speaker: Kennett Dela Rosa (UP Diliman)

   • Title of the Talk: A Family of Completely PPT Maps

2. 27 September 2024

   • Speaker: Juan Paolo Santos (UP Diliman)

   • Title of the Talk: On commutators of unipotent matrices of index 2

3. 09 October 2024

   • Speaker: Aedan Potot (UP Diliman)

   • Title of the Talk: Schur-Horn Theorem and Ky Fan Principle for symplectic eigenvalues

4. 06 November 2024

   • Speaker: Alexander Magtangob (UP Diliman)

   • Title of the Talk: On the k-Numerical Range of Cyclic Shift Matrices

5. 20 November 2024

   • Speaker: Angelo Galimba (UP Diliman)

   • Title of the Talk: Reversibility Problem for Real Quaternion Matrices

6. 04 December 2024

   • Speaker: Daryl Granario (DLSU)

   • Title of the Talk: On Matrices with Perron-Frobenius Properties and Some Negative Entries