TY - JOUR AU - Caldas Cueva, Miguel AU - Jafari, Saeid PY - 2017/03/23 Y2 - 2024/03/28 TI - Weak forms of continuity and openness JF - Proyecciones (Antofagasta, On line) JA - Proyecciones (Antofagasta, On line) VL - 35 IS - 3 SE - DO - 10.4067/S0716-09172016000300006 UR - https://www.revistaproyecciones.cl/index.php/proyecciones/article/view/1220 SP - 289-300 AB - <em style="font-family: verdana; font-size: small; text-align: justify;">Some new class of functions, called somewhat δ-precontinuous, somewhat δ-preopen and hardly δ-preopen functions, have been defined and studied by utilizing δ-preopen sets. Moreover, characterizations and properties of these functions are presented.</em> ER -