1
“I don't know whether the pentagram fits the pentagon. If so the diagonals of a pentagon must give a pentagram. Let's try it.”



     Is to see the figure an experiment? Or to see side by side the figures
?
But doesn't it teach us something?


     “It never struck me.

Editorial notes

1) Ms-148, page 14v contains figures and calculations which are not included in the transcription.