1. Mathematical solutions obtained through variational methods, which involve finding functions that optimize (minimize or maximize) certain functionals
The physicist used variational solutions to approximate the ground state energy of the quantum system.
O físico utilizou soluções variacionais para aproximar a energia do estado fundamental do sistema quântico.
2. Solutions derived from the calculus of variations, a technique for finding extrema of functionals
Variational solutions are widely used in finite element analysis for engineering problems.
As soluções variacionais são amplamente utilizadas em análise de elementos finitos para problemas de engenharia.