Numerous Indian scientific and mathematical advances and the Hindu numerals were spread to the rest of the world and much of the scholarly work and advances in the sciences of the age under Muslim nations across the globe were imported by the liberal patronage of Arts and Sciences by the rulers. The languages brought by Islam were modified by contact with local languages leading to the creation of several new languages, such as Urdu, which uses the modified Arabic script, but with more Persian words. The influences of these languages exist in several dialects in India today.