Definition: Rewrite each original sentence in order to make it easier to understand by non-native speakers of English. You can do so by replacing complex words with simpler synonyms (i.e. paraphrasing), deleting unimportant information (i.e. compression), and/or splitting a long complex sentence into several simpler ones. The final simplified sentences need to be grammatical, fluent, and retain the main ideas of their original counterparts without altering their meanings.
Input: In the a mathematics, a product is the result of multiplying, or an expression that identifies factors to be multiplied.

In mathematics, products is the result of multiplying. It is also know as an expression that identifies factors to be multiplied.