In NUMBER@1 , ORGANIZATION@1 published his analysis of several situations -- including the celebrated `` interrupted pendulum '' -- which can be described -LRB- in modern language -RRB- as conservatively converting potential energy to kinetic energy and back again .

In NUMBER@1 , ORGANIZATION@1 published his analysis of several situations -- including the celebrated `` interrupted pendulum '' -- which can be described -LRB- in modernized language -RRB- as conservatively converting potential energy to kinetic energy and back again .
