As an integrable system is perturbed away from integrability, its many conserved quantities stop being conserved, and a fundamental problem is to understand the manner and the mechanism by which ...

The Nature Index 2024 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their ...

This new version also addresses significant integrability challenges experienced in the past, between the breathalyser device, the biometric system and the turnstile. “By introducing Wiegand ...