Difference between revisions of "Constant function"
(some examples.) |
|||
| Line 1: | Line 1: | ||
| − | A '''constant function''' is a [[function]] which has a [[constant]] output: the value of the function does not depend on the value of its input. Equivalently, a constant function is a function whose [[range]] has only a single value. | + | A '''constant function''' is a [[function]] which has a [[constant]] output: the value of the function does not depend on the value of its input. Equivalently, a constant function is a function whose [[range]] has only a single value. For example, <math>f(x)=4</math> is a constant function, and so is <math>g(x)=\log_{34} </math>e^{\pi-\frac{1}{2}$. |
{{stub}} | {{stub}} | ||
Revision as of 14:30, 9 February 2008
A constant function is a function which has a constant output: the value of the function does not depend on the value of its input. Equivalently, a constant function is a function whose range has only a single value. For example, 
is a constant function, and so is 
e^{\pi-\frac{1}{2}$.
This article is a stub. Help us out by expanding it.
