University of Technology-IraqEngineering and Technology Journal1681-6900371B20190424Properties of Fuzzy Closed Linear Operator253116882710.30684/etj.37.1B.5ENJehad R.KiderDepartment of Mathematics and Computer Applications, School of Applied Sciences, University of Technology, Baghdad - IraqNoor A.KadhumDepartment of Mathematics and Computer Applications, School of Applied Sciences, University of Technology, Baghdad - IraqJournal Article20180312In this paper we recall the definition of fuzzy norm of a fuzzy bounded linear operator and the fuzzy convergence of sequence of fuzzy bounded linear operators in order to prove the uniform fuzzy bounded theorem and fuzzy open mapping theorem. The definition of fuzzy closed linear operators on fuzzy normed spaces is introduced in order to prove the fuzzy closed graph theorem.https://etj.uotechnology.edu.iq/article_168827_42de2e77a24c6a9315f7aaa26035fba1.pdf