TY - JOUR AU - Andrzej Grzegorczyk TI - On the definition of computable functionals JO - Fundamenta Mathematicae PY - 1955 SP - 232 EP - 239 VL - 42 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-42-2-232-239/ DO - 10.4064/fm-42-2-232-239 LA - en ID - 10_4064_fm_42_2_232_239 ER -