Iterating

verb

1. To perform or repeat an action on each item in a set

   "The max() function iterates through the data to find the highest value."

2. To perform or repeat an action on the results of each such prior action

   "In mathematics, an iterated function is a function which is composed with itself, possibly ad infinitum, in a process called iteration."

3. To utter or do a second time or many times; to repeat.

   "to iterate advice"

4. To repeat an activity, making incremental changes each time