OpenAlex | Multidimensional fixed point theorems under <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.gif" display="inline" overflow="scroll"><mml:mrow><mml:mo>(</mml:mo><mml:mi>ψ</mml:mi><mml:mo>,</mml:mo><mml:mi>φ</mml:mi><mml:mo>)</mml:mo></mml:mrow></mml:math>-contractive conditions in partially ordered complete metric spaces

Multidimensional fixed point theorems under (ψ,φ)-contractive conditions in partially ordered complete metric spaces