Does free will exist ? That is one ques­tion that involves many others. Starting with this one : who is asking this ques­tion ? If we refor­mu­late it in a per­so­nal way — « Do I have free will ? » the author ...

From renormalization to fractals « Quantum field theo­ry, to date, [eli­mi­nates] through a pro­cess of renor­ma­li­za­tion, (…) an ener­gy den­si­ty that would be for­mal­ly infi­nite if it were not exclu­ded from cal­cu­la­tion...