TY - JOUR AU - Wojciech Bielas PY - 2021/10/11 Y2 - 2024/03/29 TI - A separate continuous function not somewhat continuous JF - Annales Mathematicae Silesianae JA - AMSil VL - 36 IS - 1 SE - DO - UR - https://www.journals.us.edu.pl/index.php/AMSIL/article/view/13458 AB - We construct a separately continuous function f:ℚ×ℚ→[0,1] and a dense subset D⊆ℚ×ℚ such that f[D] is not dense in f[ℚ×ℚ], in other words, f is separately continuous and not somewhat (feebly) continuous. ER -