Periodic Points and Fixed Points for the Weaker<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mo>(</mml:mo><mml:mrow><mml:mi>ϕ</mml:mi><mml:mo>,</mml:mo><mml:mi>φ</mml:mi></mml:mrow><mml:mo>)</mml:mo></mml:mrow></mml:math>-Contractive Mappings in Complete Generalized Metric Spaces
Journal of applied mathematics