"The wavelet transform is a tool that cuts up data or functions or operators into different frequency components, and …"

"... In their mathematical aspect, wavelets are rooted in the use of dilations and convolutions in Calderón-Zygmund th…"

"Mathematicians have various ways of judging the merits of new theorems and constructions. One very important criterio…"

"The development of wavelets is an example where ideas from many different fields combined to merge into a whole that …"

"Thonissen was an intrepid worker, a firm Christian, an upright and simple man, with just a touch of artless vanity, t…"

"It has been a long-standing challege for to construct a theory of quantum gravity. String theory is the leading candi…"

"In most situations, the contradictory requirements of quantum mechanics and general relativity are not a problem, bec…"

"These of are very powerful. Let us recall the situation in flat space. If we have a massive in flat space then we can…"

"Interestingly, both quantum entanglement and s date back to two articles written by Albert Einstein and his collabora…"

"... spacetime as a concept leads to some … where the equations fail. This happens in the interiors of the black holes…"