The mathematical phenomena themselves are the theory: Mathematics as an element in the history of thought.

How does it happen there are people who do not understand mathematics? In a class of mixed ability some will pursue the theory while others continue with the drawing.

Almost periodicity and asymptotic behaviour of non-autonomous Cauchy problems: Spectral theory of evolution semigroups on spaces of almost periodic functions.

In any period, mathematics seems to share with art the capacity for generating works that can be enjoyed irrespective of their historical context.

Wie alles sich zum Ganzen webt (How everything weaves itself into the whole) / Eins in dem andern wirkt und lebt (One part in the other acting its role)!
Goethe, Faust I, 447-448

Das was sich zeigt, so wie es sich von ihm selbst her zeigt, von ihm selbst her sehen lassen (To let that which shows itself be seen from itself in the very way in which it shows itself from itself).
Heidegger, SuZ, §7 C

- takes its starting point from modern critical consciousness and our contemporary orientation toward technology and science.

- is a path of research aiming to guide the spiritual element in the human being to the spiritual in the universe (awareness of one’s own humanity).

- denotes a method of inquiry rather than a content of ideas.

Waldorf education was formed in Stuttgart. Emil Molt (1876-1936), director of the Waldorf Astoria Company, asked Rudolf Steiner (1861-1925) to found a school committed to academic excellence, artistic expression, practical skills, and the healthy development of children.