09 September 2021

Why sunflowers display Fibonacci and Lucas numbers

22 March 2021

Mathematical equation of a sunflower head

17 February 2021

Golden Maths — Elementary arithmetic

16 February 2021

Golden Maths — Geometry

13 February 2021

Sunflower heads and other parabolic spirals

25 May 2018

A sunflower portfolio

24 March 2018

Mathematical metaphors

17 March 2018

A wicked combination: Zeising - Ghyka - Le Corbusier

06 May 2017

Da Vinci - Homo ad circulum