The backtracking survey propagation (BSP) algorithms 36 tries to solve this kind of problematic situations by introducing a new backtracking step, where a variable already assigned can be released ...

Scientists have developed a new method to analyze the dynamical, out-of-equilibrium properties of complex disordered systems, such as gold with magnetic impurities or opinions spreading on social ...

THE mystery of a top-secret UFO program has deepened after government officials claimed there was confusion about its purpose — while experts accused them of backtracking.