TRACE EXPANSIONS OF INITIAL SEGMENTS
β Scribed by Roman Murawski
- Publisher
- John Wiley and Sons
- Year
- 1984
- Tongue
- English
- Weight
- 379 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0044-3050
No coin nor oath required. For personal study only.
π SIMILAR VOLUMES
## I ) This paper was written when I was a fellow of the Alexander von Humboldt Stiftung arid worked at the University of Heidelberg under the direction of Professor GERT H. MULLER. I express heie lily appreciation to him. 1 thank also Dr. HEKRYK KOTLARSKI from Warsaw for correspondence and helpt
## Abstract Suppose that γ__x~k~__γ~__k__ββ~ is a countable sequence of real numbers. Working in the usual subsystems for reverse mathematics, RCA~0~ suffices to prove the existence of a sequence of reals γ__u~k~__γ~__k__ββ~ such that for each __k__, __u~k~__ is the minimum of {__x__~0~, __x__~1~,