114197
Federico Cafiero ( 24 May 1914 – 7 May 1980 ) was an Italian mathematician known for his contributions in real analysis , measure and integration theory , and in the theory of ordinary differential equation s. In particular , generalizing the Vitali convergence theorem , the Fichera convergence theorem and previous results of Vladimir Mikhailovich Dubrovskii , he proved a necessary and sufficient condition for the passage to the limit under the sign of integral : this result is , in some sense , definitive .
 Federico
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Federico