Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.

What type of math was not advanced during Zhu Shijie's time no scratch that I want to know what modern math concept did Zhu Shijie do work similar to?
What modern math concept did Zhu Shijie do work similar to?

How many provinces did the Ottoman empire control on three continents er contain in the 17th century?
How many provinces did the Ottoman empire contain in the 17th century?

What do low levels of inequality prevent beyond economic prosperity no sorry tell me what is positively correlated to the duration of economic growth?
What is positively correlated to the duration of economic growth?