Is there a way to map an infinite grid onto the natural numbers efficiently?
132644
Convert a Pair of Integers to a Integer, Optimally?
13378
Round a float to a regular grid of predefined points
80656
Is it possible to iterate a function transfinite times?
106455
intersection of infinite collection of finite sets?
78947
Bidirectional multi-valued map in Java
65472
From injective map to continuous map
15966
A way to well-order real line
108922
Cardinality and infinite sets: naturals, integers, rationals, bijections
103081
Square-tiling a torus
47720
Isomorphism from Natural numbers to the Odd Natural numbers
35382
What is the fastest algorithm for finding the natural logarithm of a big number?
156242
As many even numbers as natural numbers.
59207
How to create the most compact mapping n → isprime(n) up to a limit N?
86263
How do we show there are the same number of elements in each of the sets?
62620
GridLines for a coordinate system with a particular basis
27596
JavaScript data grid for millions of rows
141131
Numerical difference grid