TY - JOUR AU - M. R. Gavrilovich AU - V. L. Kreps TI - On a class of optimization problems with no ``effectively computable'' solution JO - Zapiski Nauchnykh Seminarov POMI PY - 2015 SP - 122 EP - 135 VL - 436 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_2015_436_a6/ LA - ru ID - ZNSL_2015_436_a6 ER -