00793nam a22001697a 4500040003600000082001600036100002700052245007500079260003500154300004300189500015200232500004000384500004300424502005900467546001200526650008500538  cRiphah International University  a541.22bSIK  aSikander Hayat (24594)  aOn some distance based topological descriptors of boron type nanotubes  aIslamabadb(unpublished)c2020  aii, 70 p.b: ill., Col.c; 30 cm.e+CD  aSubmitted in fulfillment of the requirements for the degree of Master of Philosophy in Mathematics to the Faculty of Basic Sciences and Humanities.  aIncludes bibliographical references  aThesis supervisor: Dr. Mehar Ali Malik  aThesis (M.Phil)--Riphah International University, 2020  aEnglish  aMathematicsvTopology indices vMolecular graphs vGraph theoryvNanotubesvFBSH