Natural semantics
Aka big-step.
Please expand.
References
@inproceedings{kahn_1987,
location = {Berlin/Heidelberg},
title = {Natural semantics},
volume = {247},
doi = {10.1007/BFb0039592},
series = {Lecture Notes in Computer Science},
pages = {22--39},
booktitle = {{STACS} 87},
publisher = {Springer-Verlag},
author = {Kahn, G.},
editor = {Brandenburg, Franz J. and Vidal-Naquet, Guy and Wirsing, Martin},
date = {1987}
}