what is lambda used for in mathematical inequalities?
A function f is said to be convex on I if and only if λf(x)+(1−λ)f(y)≥f(λx+(1−λ)y)forallx,y∈Iand0≤λ≤1

Question

what is lambda used for in mathematical inequalities? 
A function f is said to be convex on I if and only if λf(x)+(1−λ)f(y)≥f(λx+(1−λ)y)forallx,y∈Iand0≤λ≤1

nincompoop · Answer

@satellite73 @.Sam.

tkhunny · Answer

In this case, it is a parameter that can vary between 0 and 1.

Lambda has certain standard usages, but it is not so uniquely defined as, say pi.

anonymous · Answer

isn't lambda a dance from the early 90s ?

anonymous · Answer

lambda is any number between 0 and 1, it can be 0.1, 0.5, 0.85..

nincompoop · Answer

I was going to tag you @Luis_Rivera but I knew you're going to throw me off the curb so I didn't

anonymous · Answer

lol

tkhunny · Answer

You will find lambda commonly used for Eigenvalues and the Poisson Distribution.  No doubt there are others.  Those are just two that come immediately to mind.

nincompoop · Answer

oh okay thanks, guys or gals