Knowledge gained by combining measurements and simulations leads to increased confidence in the safety of products, as Louise Wright explains.

Metric spaces, completeness, contractions, compactness, the Arzela-Ascoli theorem, Picard's theorem, Weierstrass's theorem. Banach spaces, dual spaces, weak v's strong convergence. Hilbert spaces, ...

Chicago has numerous nicknames, including Chi-town, Windy City and Second City. The city is a center for business and finance and is considered one of the world's top global financial centers. Since ...

Clint Henderson is a managing editor at TPG who has worked in the journalism industry for more than 25 years. He is obsessed with travel and has used points and miles to explore the world. The cards ...