A $\text{Σ}$-set of natural numbers which is not enumerable by natural numbers.

@article{Morozov2000,
author = {Morozov, A.S.},
journal = {Sibirskij Matematicheskij Zhurnal},
keywords = {-set; -function; natural numbers; admissible set; -set; -function},
language = {eng},
number = {6},
pages = {1404-1408 (2000); translation in Sib. Math. J. 41},
publisher = {Sibirskoe Otdelenie Rossijskoj Akademii Nauk, Institut Matematiki Im. S. L. Soboleva SO RAN, Novosibirsk; Izdatel'stvo Instituta Matematiki},
title = {A -set of natural numbers which is not enumerable by natural numbers.},
url = {http://eudml.org/doc/50143},
volume = {41},
year = {2000},
}

TY - JOUR
AU - Morozov, A.S.
TI - A -set of natural numbers which is not enumerable by natural numbers.
JO - Sibirskij Matematicheskij Zhurnal
PY - 2000
PB - Sibirskoe Otdelenie Rossijskoj Akademii Nauk, Institut Matematiki Im. S. L. Soboleva SO RAN, Novosibirsk; Izdatel'stvo Instituta Matematiki
VL - 41
IS - 6
SP - 1404
EP - 1408 (2000); translation in Sib. Math. J. 41
LA - eng
KW - -set; -function; natural numbers; admissible set; -set; -function
UR - http://eudml.org/doc/50143
ER -