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Every Rooted Narrow Tree Kripke Model of HA is Locally PA
Author(s) -
Ardeshir Mohammad,
Hesaam Bardyaa
Publication year - 2002
Publication title -
mathematical logic quarterly
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.473
H-Index - 28
eISSN - 1521-3870
pISSN - 0942-5616
DOI - 10.1002/1521-3870(200204)48:3<391::aid-malq391>3.0.co;2-t
Subject(s) - mathematics , tree (set theory) , combinatorics , discrete mathematics
We prove that every infinite rooted narrow tree Kripke model of HA is locally PA.