Where does this definition of بىرىنچى تۈردىكى دىففېرېنسىئال ئوپېراتور come from?
This entry for بىرىنچى تۈردىكى دىففېرېنسىئال ئوپېراتور is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
What is Lughet?
Lughet is a free trilingual dictionary covering nearly five million entries across Uyghur, Chinese, and English, drawn from more than ten source dictionaries and corpora.