Silly Doodle Printing

Today I am printing a silly doodle that I made on a piece of paper, as per these instructions by mathgrrl.  I started with the following doodle:

Which I processed to to give a 3D stl file  that looks like this (this is a still image in the open source program meshlab, which runs through XQuartz):

I sent that to the printer. The result is this:

I believe that this process would work fine to generate 3D versions of one-dimensional functions.