Non-primitive recursive functions
41409
Ackermann Function primitive recursive
40107
primitive n-th roots of unity
50823
Primitive polynomials
87031
How to define a function of non-symbol
102490
Does this recursive sequence have a closed-form?
8645
A formula for bit strings with no $k$ consecutive $1$'s using generating functions
62817
Functions which are Continuous, but not Bicontinuous
79121
How can I build a recursive function in python?
103568
Possibility of finding a such function?
74453
Injective and Surjective Functions
155081
Why are my recursive functions running so slowly? And how do I fix them?
144331
Periodic function implies periodic primitive?
47223
Deriving even odd function expressions
61267
List of functions not integrable in elementary terms
117793
Finding a function $\mathbb{N} \to \mathbb{N}$ that is surjective but not injective.
35953
Prove that a function is not injective
128517
A recursive sequence is defined by...