deterministicfunctions

noun
UK /dɪˌtɜːmɪˈnɪstɪk ˈfʌŋkʃənz/
US /dɪˌtɜːrmɪˈnɪstɪk ˈfʌŋkʃənz/

A deterministic function is a rule that always gives the same answer when you give it the same input.

In math class, we learned that deterministic functions always return the same result for the same number.


OTHER MEANINGS

2. In computer science, functions that produce identical outputs for identical inputs without randomness.

The sorting routine uses deterministic functions, so the list is always ordered the same way.

3. In mathematics, mappings where each element of the domain has exactly one image in the codomain.

Deterministic functions guarantee that every input value maps to a single output value.

4. In philosophy of science, functions whose future states are fully fixed by their initial conditions.

The physicist modeled the system with deterministic functions to predict its exact path.