About HOSOYA AKIO
About conservation law
About symmetry
About constant of motion
About energy conservation law
About Lagrangian
About Noether theorem
About momentum conservation law
About translation symmetry
About rotational symmetry
About conservative quantity
About 角運動量保存則
About Classical mechanics
About 物理
About 基礎
About 法則
About 対称性
About 保存則