38915
In 1881 he set out the axiomatization of natural number arithmetic , a few years before Richard Dedekind and Giuseppe Peano .
 Richard Dedekind, Giuseppe Peano
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Richard Dedekind, Giuseppe Peano