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List Question

Terry Tao's strong induction formulation

What is a number in math?

Function problem with Sigma summation

A question on Goldrei Theorem 3.13 : prove that if $n>m$ and $a>0$ then $a\cdot n>a\cdot m$

Find the sum of the First $50$ Natural Numbers starting from $11$. Is it from $11-50$ or $11-60$?

Show that the function $f: \mathbb {N} \to \mathbb {N}$ given by $f(n) = n + 2$ is not onto

Divisor Function of Sums in Fractions

Can we turn $\mathbb N_0$ or $\mathbb Z$ into a field?

A combinator-ish way to construct a set $\mathbb N_0$

Can we prove that $\lim_{n\to\infty} \frac{1^{n_0}+2^{n_0}+\cdots+n^{n_0}}{n^{n_0+1}}$ is finite for any $n_0\in\Bbb N$ without a direct computation?

If the order in a set doesn’t matter, can we change order of, say, $\Bbb{N}$?

Similarities of CA Rule 150 and Odd Collatz-function outputs

Distance between point p and origin

Generating function for sequence of natural numbers?

Properties of floors, ceilings and modulus

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