The most recent version of this documentation can be found at https://docs.dyalog.com/20.0/.
| Up Tack | ⊥ |
Monadic Up Tack is not defined
Dyadic Up Tack means
2 ⊥ 1 1 0 1 ⍝ binary decode
13
⍝ mixed radix: conversion of hours,
⍝ minutes and seconds to seconds:
24 60 60 ⊥ 2 46 40
10000