Siemens RapidMiner SLC chapter I contour plots created as terminal ASCII fixed-font displays r nostalgir package
Three-dimensional, easily editable contour plots can be useful for Siemens documentation,
Too long to post; see
https://github.com/rogerjdeangelis/siemens-rapidminer-slc-chapter-I-terminal-ascii-fixed-font-contour-plots-r-nostalgir-package
CONTENTS
1 set plot area
2 input
3 r create cntour plot