
What is a continuous extension? - Mathematics Stack Exchange
The continuous extension of f(x) f (x) at x = c x = c makes the function continuous at that point. Can you elaborate some more? I wasn't able to find very much on "continuous extension" …
What's the difference between continuous and piecewise …
Oct 15, 2016 · A continuous function is a function where the limit exists everywhere, and the function at those points is defined to be the same as the limit. I was looking at the image of a …
Difference between continuity and uniform continuity
Jan 27, 2014 · To understand the difference between continuity and uniform continuity, it is useful to think of a particular example of a function that's continuous on R R but not uniformly …
Discrete vs Continuous vs Random Variables - Mathematics Stack …
Dec 28, 2015 · A continuous random variable is a random variable with a continuous cumulative distribution function F F. Typically the range of a continuous random variable is R R, [0, ∞) [0, …
The definition of continuously differentiable functions
Jan 24, 2015 · A continuously differentiable function f(x) f (x) is a function whose derivative function [Math Processing Error] f (x) is also continuous at the point in question.
Proof that the continuous image of a compact set is compact
I know that the image of a continuous function is bounded, but I'm having trouble when it comes to prove this for vectorial functions. If somebody could help me with a step-to-step proof, that …
Prove that $\\sqrt{x}$ is continuous on its domain $[0, \\infty).$
As you have it written now, you still have to show x−−√ x is continuous on [0, a) [0, a), but you are on the right track. As @user40615 alludes to above, showing the function is continuous at …
Continuity and Joint Continuity - Mathematics Stack Exchange
Jan 13, 2012 · the difference is in definitions, so you may want to find an example what the function is continuous in each argument but not jointly
Continuous functions in Sobolev spaces - Mathematics Stack …
Apr 16, 2023 · Here instead of starting with the Lp L p space and selecting continuous elements, we had to complete the space of continuous functions on the boundary formed by the …
real analysis - Prove that every convex function is continuous ...
The authors prove the proposition that every proper convex function defined on a finite-dimensional separated topological linear space is continuous on the interior of its effective …