Word.ws English Dictionary

open index

open index noun: index (on a tensor) that isn't summed over.

Noun

open index (plural open indices)

  1. index (on a tensor) that isn't summed over
    • In the expression x_μ=η_(μν)x^ν, mu is an open index.

Forms of open index

pluralopen indices

Questions about open index

What does open index mean?
Open index means index (on a tensor) that isn't summed over.
What part of speech is open index?
Open index is a noun.
What is the plural of open index?
The plural of open index is open indices.

Words near open index in the dictionary

  1. open hearth
  2. open hearths
  3. open house
  4. open houses
  5. open housing
  6. open index
  7. open interest
  8. open Internet
  9. open interval
  10. open intervals
  11. open invitation

Source and license

Adapted from Wiktionary: open index (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: “open index.” Word.ws, https://word.ws/open_index. Based on Wiktionary, CC BY-SA 4.0.