Porto experiences: Wednesday 26th June: De luce

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The creation of the spheres by the activity of lumen, expanding inwardly.
Lumenocentric universe
First Form, Light, and First Matter form the first sphere, ‘as big as the world machine’.

Wednesday 26th June provided another intense day for discussion and reading. The morning session of the conference featured papers by Cecilia Panti, Neil Lewis and Brian Tanner, chaired by Pietro Rossi. Cecilia presented a detailed exposition of Grosseteste’s use of mathematical sequences within the De luce, especially in its first half. The infinite multiplication of form (light) within matter is a key concern here, and Grosseteste may have been responding to an articulation by Averroes of the difficulties inherent in expressing infinite multiplication. Continue reading