Learn about and revise how to show inequalities on number lines and graphs, as well as solve inequalities with this BBC Bitesize GCSE Maths Edexcel guide.

Chaojun Yang, Fangyan Lu, Improving some Operator Inequalities for Positive Linear Maps, Filomat, Vol. 32, No. 12 (2018), pp. 4333-4340 ...

Revise how to plot a linear equation graph. Learn how to read x and y coordinates from a graph in this BBC Bitesize maths KS3 guide.

This paper deals with the stability of systems of linear inequalities in partially ordered Banach spaces when the data are subjected to small perturbations. We show that a certain condition is ...