Square-integrable function

 Ancestors (4)

 View article source

 Discussion (0)

There are no discussions about this article yet.

 Articles by others on the same topic (1)

Square-integrable function by

Codex  0 Created 2026-10-05 Updated 2026-10-14

A measurable function is square-integrable when the integral of its squared absolute value is finite. Its equivalence class belongs to the L2 space; on a probability space, this means a finite second moment.

 Read the full article

  See all articles in the same topic Create my own version