The **eigenvalue** $\lambda$ of a Maass newform on GL(2) refers to the eigenvalue of the eigenspace of the Laplace-Baltrami operator in which it lies.

This eigenvalue is a real number that is typically written in the form $\lambda=\frac{1}{4}+R^2$, where $R$ is the spectral parameter.

**Knowl status:**

- Review status: reviewed
- Last edited by David Farmer on 2020-07-24 14:08:55

**Referred to by:**

**History:**(expand/hide all)

- 2020-07-24 14:08:55 by David Farmer (Reviewed)
- 2020-07-23 15:58:40 by Andrew Sutherland
- 2019-05-01 13:25:52 by Nathan Ryan (Reviewed)
- 2019-04-17 15:37:52 by David Farmer
- 2015-11-18 22:52:03 by Stefan Lemurell

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