Formal definition of closed-form function.
78633
What does closed form solution usually mean?
88028
Topology - closures of intervals with the order topology
35630
Proof for formal languages
75888
How to prove the function $y = \sin x$ is not a closed function?
125981
Closed-Form Solution to Infinite Sum
23965
Function which preserves closed-boundedness and path-connectedness continuous?
86064
Argument completions for user-defined functions
44623
Closed set as a countable intersection of open sets
24050
Characterization of the Closure of a Set
146152
Characterising functions $f$ that can be written as $f = g \circ g$?
100283
How to understand the notion of a differential of a function
20688
Discontinuous functions with closed graphs
124861
The extension of smooth function
12423
"Closed" form for $\sum \frac{1}{n^n}$
1283
Proper parametrization of a closed curve
51156
Function is Continuous When Restricted to Closed Sets Which Cover the Space
8414
Proof verification: Set of partial limits of a sequence is closed