TY - JOUR AU - GLEB POGUDIN AU - THOMAS SCANLON AU - MICHAEL WIBMER TI - SOLVING DIFFERENCE EQUATIONS IN SEQUENCES: UNIVERSALITY AND UNDECIDABILITY JO - Forum of Mathematics, Sigma PY - 2020 VL - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1017/fms.2020.14/ DO - 10.1017/fms.2020.14 LA - en ID - 10_1017_fms_2020_14 ER -