On Finitary Hindman Numbers


Spencer asked whether the Paris-Harrington version of the Folkman-Sanders theorem has primitive recursive upper bounds. We give a positive answer to this question.

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We would like to thank the referees for carefully reading the paper and useful comments. The research of the first author was in part supported by a grant from IPM (No. 97030403). The research of the second author was partially supported by European Research Council grant 338821. This is paper 1146 in Shelah’s list of publications.

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Correspondence to Shahram Mohsenipour or Saharon Shelah.

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Mohsenipour, S., Shelah, S. On Finitary Hindman Numbers. Combinatorica 39, 1185–1189 (2019). https://doi.org/10.1007/s00493-019-4002-7

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Mathematics Subject Classification (2010)

  • 05D10