This article has been retracted as it is essentially identical in content with the published article “Determination of Sturm-Liouville operator on a three-star graph from four spectra,” by I. Dehghani Tazehkand and A. Jodayree Akbarfam and published in Acta Universitatis Apulensis No. 32/2012, pp.147-172.

View the full Retraction here.

#### References

- I. Dehghani Tazehkand and A. J. Akbarfam, “An inverse spectral problem for the Sturm-Liouville operator on a three-star graph,”
*ISRN Applied Mathematics*, vol. 2012, Article ID 132842, 23 pages, 2012.

ISRN Applied Mathematics

Volume 2012, Article ID 132842, 23 pages

http://dx.doi.org/10.5402/2012/132842

## An Inverse Spectral Problem for the Sturm-Liouville Operator on a Three-Star Graph

Faculty of Mathematical Sciences, University of Tabriz, 29 Bahman Boulevard, Tabriz, Iran

Received 10 January 2012; Accepted 15 March 2012

Academic Editor: D. Georges

Copyright © 2012 I. Dehghani Tazehkand and A. Jodayree Akbarfam. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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