the set of all separable Banach spaces that have the $\pi-$property and the set of all separable Banach spaces that have the (BAP) are Borel set of class 6 whenever $\mathcal{F}(C(\Delta))$ is equipped with an admissible topology.
المؤتمر
عنوان المؤتمر
Palestinian Conference on Modern Trends in Mathematics and Physics VII (2022)