Güngör, A. Dilek2020-03-262020-03-262010Güngör, A. D., (2010). A New Like Quantity Based on "Estrada Index". Journal of Inequalities and Applications, 1-11. Doi: 10.1155/2010/9041961029-242Xhttps://dx.doi.org/10.1155/2010/904196https://hdl.handle.net/20.500.12395/24529We first define a new Laplacian spectrum based on Estrada index, namely, Laplacian Estrada-like invariant, LEEL, and two new Estrada index-like quantities, denoted by S and EEX, respectively, that are generalized versions of the Estrada index. After that, we obtain some lower and upper bounds for LEEL, S, and EEX.en10.1155/2010/904196info:eu-repo/semantics/openAccessArticle111Q2WOS:000280982500001Q1