TY - JOUR AU - Bród, Dorota AU - Szynal-Liana, Anetta AU - Włoch, Iwona TI - Bihyperbolic numbers of the Fibonacci type and their idempotent representation JO - Commentationes Mathematicae Universitatis Carolinae PY - 2021 SP - 409 EP - 416 VL - 62 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14712/1213-7243.2021.033/ DO - 10.14712/1213-7243.2021.033 LA - en ID - 10_14712_1213_7243_2021_033 ER -