\documentclass{article} \usepackage{agda} \begin{document} \begin{code} -- We use non-standard spaces between the name of the term and the -- colon. postulate s00A0 : Set -- NO-BREAK SPACE ("\ " with Agda input method) s2004 : Set -- THREE-PER-EM SPACE ("\;" with Agda input method) s202F : Set -- NARROW NO-BREAK SPACE ("\," with Agda input method) \end{code} % Various whitespace characters: " ". \begin{code} open import Agda.Builtin.String -- Various whitespace characters: " ". various-whitespace-characters : String various-whitespace-characters = " " \end{code} \end{document}