parent is meaning asymptote as in maths where a line is approaching to a value but never touching it. maybe it was a typo or auto correct... https://en.wikipe

parent is meaning asymptote as in maths where a line is approaching to a value but never touching it. maybe it was a typo or auto correct... https://en.wikipedia.org/wiki/Asymptote https://en.wikipedia.org/wiki/Asymptote