2 papers
cs.CL2026
Detecting Differences Is Not Understanding Structure: Large Language Models Fail at Graph Isomorphism
Kumar Thushalika, Sukumar Kishanthan, Asela Hevapathige
Large language models (LLMs) have shown impressive performance on diverse reasoning tasks, yet their capacity for structural reasoning in graphs remains unclear. We investigate whe…
cs.CL2026
Large Language Models for Math Education in Low-Resource Languages: A Study in Sinhala and Tamil
Sukumar Kishanthan, Kumar Thushalika, Buddhi Jayasekara +1
Large language models (LLMs) have achieved strong results in mathematical reasoning, and are increasingly deployed as tutoring and learning support tools in educational settings. H…