Thun/docs/reference/swaack.md

Basis Function Swap stack. Take a list from the top of the stack, replace the stack with the list, and put the old stack onto it.

## swaack Basis Function Swap stack. Take a list from the top of the stack, replace the stack with the list, and put the old stack onto it. ### Example 1 2 3 [4 5 6] swaack

   6 5 4 [3 2 1]

Discussion

This function works as a kind of "context switch". It's used in the definition of [infra].

Crosslinks

[infra]