Generalizing the Cauchy-Schwarz inequality: Hadamard powers and tensor products

Nathaniel Johnston, Sarah Plosker, Charles Torrance +1

We explore and generalize a Cauchy-Schwarz-type inequality originally proved in [Electronic Journal of Linear Algebra 35, 156-180 (2019)]: $\|\mathbf{v}^2\|\|\mathbf{w}^2\| - \lang…