monotone function
monotone function noun: a function f : X→R (where X is a subset of R, possibly a discrete set) that either never decreases or never increases as its independent variable increases; that is, either x ≤ y implies f(x) ≤ f(y) or x ≤ y implies f(y) ≤ f(x).

Noun
monotone function (plural monotone functions)
- A function f : X→R (where X is a subset of R, possibly a discrete set) that either never decreases or never increases as its independent variable increases; that is, either x ≤ y implies f(x) ≤ f(y) or x ≤ y implies f(y) ≤ f(x).
- Where defined, the first derivative of a monotone function never changes sign, although it may be zero.
- Section 1 contains Lebesgue's main tool, a theorem saying that monotone functions on the line are differentiable almost everywhere.2005, Anthony W. Knapp, Basic Real Analysis, Springer, page 357
- Synonyms:
- monotonic function
- A function f : X→Y (where X and Y are posets with partial order "≤") with either: (1) the property that x ≤ y implies f(x) ≤ f(y), or (2) the property that x ≤ y implies f(y) ≤ f(x).
- A Boolean function with the property that switching any one input variable from 0 to 1 results either in no change in output or a change from 0 to 1.
monotone function meaning in Tamil
monotone function in Tamil
- ஒருபோக்குச் சார்பு
Examples of monotone function in a sentence
- Monotone functions on #91;a,b#93; have nice properties.2011, Saminathan Ponnusamy, Foundations of Mathematical Analysis, Springer, page 469:
- We saw in the previous section that monotone functions have some nice properties.2013, Donald Yau, A First Course in Analysis, World Scientific, page 104:
Synonyms of monotone function
Forms of monotone function
| plural | monotone functions |
|---|---|
| alternative form | monotonic function |
Questions about monotone function
- What does monotone function mean?
- Monotone function means a function f : X→R (where X is a subset of R, possibly a discrete set) that either never decreases or never increases as its independent variable increases; that is, either x ≤ y implies f(x) ≤ f(y) or x ≤ y implies f(y) ≤ f(x).
- What is monotone function in Tamil?
- Monotone function in Tamil is ஒருபோக்குச் சார்பு. See Monotone function meaning in Tamil.
- How do you use monotone function in a sentence?
- Monotone functions on #91;a,b#93; have nice properties.
- What part of speech is monotone function?
- Monotone function is a noun.
- What is the plural of monotone function?
- The plural of monotone function is monotone functions.
Words near monotone function in the dictionary
Source and license
Adapted from Wiktionary: monotone function (page history and authors); monotone function (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
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Cite this entry: “monotone function.” Word.ws, https://word.ws/monotone_function. Based on Wiktionary, CC BY-SA 4.0.
