On the <math xmlns="http://www.w3.org/1998/Math/MathML" id="M1"> <mfenced open="(" close=")" separators="|"> <mrow> <mi>α</mi> <mo>−</mo> <mi>ψ</mi> </mrow> </mfenced> </math>-Contractive Mappings in <math xmlns="http://www.w3.org/1998/Math/MathML" id="M2"> <msup> <mrow> <mi>C</mi> </mrow> <mi>∗</mi> </msup> </math>-Algebra Valued b-Metric Spaces and Fixed Point Theorems
Journal of mathematics