How does one enter very large numbers in up-arrow notation? Up-arrow notation was created by Donald Knuth to write very large numbers in it iterated exponentiation form, for example 6↑↑3 = 6^6^6.
To complete this method you may wish to add an input alias:
Here's a more general variant a(↑...↑)b with any given number of up-arrows, as defined on MathWorld:
You can use the
Load the notation package, which will make a
Use the second entry in the
This uses a pattern that is inspired by the
Test that this new input notation works.
You can define an input alias for entering
Here is a