supremum and infimum - Why is the lagrange dual function concave

In a book I'm reading (Convex Optimization by Boyd and Vandenberghe) it says I'm struggling to understand the last sentence. Why can one conclude concavity from having a pointwise infimum of a fam

Total Internal Reflection : Musings on Machine Learning

Total Internal Reflection : Musings on Machine Learning

Total Internal Reflection : Musings on Machine Learning

Chapter 3 Geometry of convex functions - Meboo Publishing

convex optimization - Pointwise infimum of affine functions is

Evenly Quasiconvex Functions

real analysis - The dual function g is concave, even when the

SVM - Understanding the math: duality and Lagrange multipliers

Convex Relaxations of Integral Variational Problems: Pointwise

Please explain the intuition behind the dual problem in

2. The infimum and supremum in I for C = R 2 + .

Ridge regression as a constrained optimization - JLD STATS

Total Internal Reflection : Musings on Machine Learning

Convex functions Lecture 7 - ppt download