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Ramanujan graph

Ramanujan graph noun: a regular graph whose spectral gap is almost as large as possible, making it an excellent spectral expander. Such graphs are relevant to diverse branches of pure mathematics.

Noun

Ramanujan graph (plural Ramanujan graphs)

  1. A regular graph whose spectral gap is almost as large as possible, making it an excellent spectral expander. Such graphs are relevant to diverse branches of pure mathematics.

Forms of Ramanujan graph

pluralRamanujan graphs

Origin of Ramanujan graph

Named after mathematician Srinivasa Ramanujan.

Questions about Ramanujan graph

What does Ramanujan graph mean?
Ramanujan graph means a regular graph whose spectral gap is almost as large as possible, making it an excellent spectral expander. Such graphs are relevant to diverse branches of pure mathematics.
What part of speech is Ramanujan graph?
Ramanujan graph is a noun.
What is the plural of Ramanujan graph?
The plural of Ramanujan graph is Ramanujan graphs.

Words near Ramanujan graph in the dictionary

  1. Ramanis
  2. Ramans
  3. Ramanuja
  4. Ramanujan
  5. Ramanujan conjecture
  6. Ramanujan graph
  7. Ramanujan graphs
  8. Ramanujan prime
  9. Ramanujan primes
  10. Ramanujan summation
  11. Ramanujan theta function

Source and license

Adapted from Wiktionary: Ramanujan graph (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: “Ramanujan graph.” Word.ws, https://word.ws/ramanujan_graph. Based on Wiktionary, CC BY-SA 4.0.