**Two PhD positions in Mathematical Logic and Set Theory at the University of Helsinki** We are glad to announce calls for two funded PhD positions opening at the University of Helsinki: 1. Doctoral Researcher in Mathematical Logic, as part of the research project “Logic and Computation over Semirings”, led by Professor Juha Kontinen.  https://jobs.helsinki.fi/job/Helsinki-Doctoral-Researcher-in-Mathematical-Logic/1365070157/ 2. Doctoral Researcher in Set Theory and Mathematical Logic, as part of the research project “Interactions between set theory and non-standard logics”, led by Dr. Ur Ya’ar. https://jobs.helsinki.fi/job/Helsinki-Doctoral-Researcher-in-Set-Theory-and-Mathematical-Logic/1365166857/ Both positions are for a fixed term of 1.9.2026-31.8.2030, with some flexibility regarding the starting date. The application deadline for both positions is July 31, 2026.  See the links above for more details and application instructions. Please share! #PhD #math #mathematics #academia #Logic #SetTheory #UniversityOfHelsinki #CallForApplication