Projection on the epigraph of the squared Euclidean norm
How to project on the epigraph of the squared Euclidean norm
Optimization
Projections on epigraphs
How to project on the epigraph of a convex function
Dual of p-norm via the KKT theorem
Dual of p-norm via the KKT theorem
Differentiability of pointwise maximum
Some notes on the differentiability of the pointwise max of a family of functions and the Fritz-John and Mangasarian-Ffromowitz optimality conditions
Rayleigh quotient
Some notes on the Rayleigh quotient
Generalised directional derivatives
Examples on the Dini, Clarke and Michel-Penot directional derivatives