Agile 'versus' Waterfall, or Agile 'and' Waterfall?

Read "Agile versus Waterfall: approach is right for my ERP project?"  and discuss the two frameworks/methodologies and discuss whether - and how - they are compatible or complementary.

Reading link: https://www.pmi.org/learning/library/agile-versus-waterfall-approach-erp-project-6300