2 papers
math.AP2026
Partial regularity of the gradient for subsolutions
Aram Hakobyan, Michael Poghosyan, Henrik Shahgholian
We prove that the gradient of any bounded subharmonic function is upper semi-continuous, provided that its super-level sets can be touched from the exterior by uniform $C^{1,\text{…
math.HO2025
Teaching Mathematics and Sustainability (A narration of a rough journey)
Henrik Shahgholian
This note presents reflections drawn from my recent experiences in teaching a course on mathematics and sustainability, with a particular emphasis on raising awareness of the topic…