ONE main problem discussed in this tract is the following: let f(x) and K(x, ξ) be known functions, it is required to determine the function u(x) so as to satisfy the equation (Cambridge Tracts in ...

Formula 1 has always been a battleground for technical innovation, where the smallest design tweaks can separate champions ...

A general integral formula for the spectral flow of a path of unbounded selfadjoint Fredholm operators subject to certain summability conditions is derived from the interpretation of the spectral flow ...