## Formal rigidity of the Witt and Virasoro algebra

Alice Fialowski- Journal of Mathematical Physics, January 2012, American Institute of Physics
- DOI: 10.1063/1.4731220

# Witt algebra rigidity

### What is it about?

An elementary proof of formal rigidity of Witt/Virasoro algebra.

### Why is it important?

The author stated the result long time ago, but with more complicated proof. This proof is elementary.

The following have contributed to this page: Alice Fialowski