TY - JOUR AU - Maciej Maciejewski AU - Andrzej Prószyński TI - On $n$-derivations and Relations between Elements $r^{n}-r$ for Some $n$ JO - Bulletin of the Polish Academy of Sciences. Mathematics PY - 2014 SP - 29 EP - 42 VL - 62 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ba62-1-4/ DO - 10.4064/ba62-1-4 LA - en ID - 10_4064_ba62_1_4 ER -