Seashells: the plainness and beauty of their mathematical description

The gnomonic growth of the nautilus


Growth of a nautilus shell:


Along the growth the shell keeps the same shape:

(Click with the mouse over the picture to rotate it)


Horizontal section of the nautilus, that shows its growth spiral:

(Click with the mouse over the picture to rotate it)


12 Aug 1:18:25 2006

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