r may contain one special character (o, e, h...) and/or a star (*) indicating multiplication with a number (e.g. "<code>0.5*h</code>"); the slash sign (/) is not recognized. If no INP file is found then Atomsk automatically creates a bounding box (this is identical to the <a href="./option_rebox.html">option <code>-rebox</code></a>) for compatibility with other output formats that require a supercell.</p>

<p>When writing to the COORAT format, Atomsk will attempt to write supercell parameters to the file ca