Word.ws English Dictionary

Listing number

Listing number noun: any of four topological invariants associated with a topological space. The smallest Listing number counts the number of connected components of a space, and is thus equivalent to the zeroth Betti number.

Noun

Listing number (plural Listing numbers)

  1. Any of four topological invariants associated with a topological space. The smallest Listing number counts the number of connected components of a space, and is thus equivalent to the zeroth Betti number.

Forms of Listing number

pluralListing numbers

Origin of Listing number

These numbers were introduced by the 19th-century mathematician Johann Benedict Listing, and later given this name by Charles Sanders Peirce.

Questions about Listing number

What does Listing number mean?
Listing number means any of four topological invariants associated with a topological space. The smallest Listing number counts the number of connected components of a space, and is thus equivalent to the zeroth Betti number.
What part of speech is Listing number?
Listing number is a noun.
What is the plural of Listing number?
The plural of Listing number is Listing numbers.

Words near Listing number in the dictionary

  1. listhesis
  2. listhetic
  3. listicle
  4. listicles
  5. listing
  6. Listing number
  7. Listing numbers
  8. listingly
  9. listings
  10. listless
  11. listlessly

Source and license

Adapted from Wiktionary: Listing number (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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