5809
The basic insights that both Newton and Leibniz provided were the laws of differentiation and integration , second and higher derivatives , and the notion of an approximating polynomial series .
 Newton, Leibniz
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Newton, Leibniz