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identity function

American  

noun

Mathematics.
  1. identity.


Example Sentences

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At the same time, certainty serves a powerful social identity function.

From Salon • Jul. 13, 2025

Both ended up with the identity function which shows again that the exponential and logarithmic functions are inverse functions.

From Textbooks • May 6, 2020

The absolute value function can be restricted to the domain ∞ where it is equal to the identity function.

From Textbooks • Feb. 13, 2015

Figure 14 For the identity function there is no restriction on Both the domain and range are the set of all real numbers.

From Textbooks • Feb. 13, 2015

First, graph the identity function, and show the vertical compression as in Figure 16.

From Textbooks • Feb. 13, 2015

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