Changing the values of a function $f:[a,b] \to \mathbb R$ of bounded variation for countably infinitely many points not a dense subset of $[a,b]$
96729
Changing the values of an integrable function $f:[a,b] \to \mathbb R$ countably infinitely many points not a dense subset of $[a,b]$
99431
Increasing functions are Baire one
1014
Pointwise limit of continuous functions not Riemann integrable
154578
Proving there is a sequence convergent to a limit point of a set without axiom of countable choice?
56728
Question about limit points of a Subset of $\mathbb{R}$
25306
A countable family of point-wise bounded functions defined on finite measurable set is actually uniformly bounded on a closed subset
36149
A uniformly continuous function maps bounded set to bounded sets
47992
Is there a function $f\colon\mathbb{R}\to\mathbb{R}$ such that every non-empty open interval is mapped onto $\mathbb{R}$?
107772
Separability of functions with compact support
84394
Choice function for a collection of nonempty subsets of $\{0,1\}^\omega$
47188
Uniformly Continuous Function sending Bounded Set to Unbounded One
45342
Generalization of Mean Value Theorem to functions, $f: \mathbb{R}^n \rightarrow \mathbb{R}^n$
142232
Functional Analysis. Continuous extensions of linear functionals.
123981
Is it possible to write any bounded continuous function as a uniform limit of smooth functions
28191
How to show that a set of discontinuous points of an increasing function is at most countable
33191
Continuous and bounded variation does not imply absolutely continuous
125190
Convergence to function that is not measurable