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Then we investigate graphs with [Formula: see text] and having or not having [Formula: see text] as a normalized Laplacian eigenvalue. <\/jats:p>","DOI":"10.1142\/s1793830922501749","type":"journal-article","created":{"date-parts":[[2022,10,20]],"date-time":"2022-10-20T15:49:23Z","timestamp":1666280963000},"source":"Crossref","is-referenced-by-count":0,"title":["Independence number and the normalized Laplacian eigenvalue one"],"prefix":"10.1142","volume":"15","author":[{"given":"Arpita","family":"Das","sequence":"first","affiliation":[{"name":"Department of Mathematics, Indian Institute of Technology Kharagpur, India"}]},{"given":"Pratima","family":"Panigrahi","sequence":"additional","affiliation":[{"name":"Department of Mathematics, Indian Institute of Technology Kharagpur, India"}]}],"member":"219","published-online":{"date-parts":[[2023,1,14]]},"reference":[{"issue":"4","key":"S1793830922501749BIB001","first-page":"9","volume":"1","author":"Abdollahi A.","year":"2012","journal-title":"Trans. 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