TY - JOUR AU - Lipsy Gupta AU - Subiman Kundu TI - Functions that preserve certain classes of sequences and locally Lipschitz functions JO - Annales Fennici Mathematici PY - 2020 SP - 699–722 EP - 699–722 VL - 45 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.5186/aasfm.2020.4542/ DO - 10.5186/aasfm.2020.4542 LA - en ID - AFM_2020_45_2_a5 ER -