Department of Mathematics, College of Science, University of Baghdad, Baghdad, Iraq
Mayada N. Mohammedali, Zeana Zaki Jamil
In this paper: This work introduces the novel concept, “codisk–recurrence,” that provides a precise structural description of recurrence behavior in infinite-dimensional Hilbert spaces in the context of topological...
Iman A. Hussain, Zeana Zaki Jamil
In this paper: In this research, the fixed points of the functions in F = {fc(x) = c csc(x): c, x ∈ ℝ} are investigated. And also, the types of fixed points of the functions in F are investigated. In addition, the s...
Safa L. Hamad, Zeana Zaki Jamil
In this paper: In this paper, we introduce ~normal operator on a b-Hilbert space, we will discuss some properties of these operators. Study b-spectrum of ~normal operator on finite dimension b-Hilbert space, we show...
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