↩ 🔵 🔵 🔵 ❪✺❫ Physical Concepts ○ Mechanics 𓆩⚪𓆪 ❪✺❫ Classical Concepts ○ ❪✺❫ Continuum Mechanics Concepts ○ ❪✺❫ Quantum Concepts ○ ❪✺ᵢ❫ Rotational Concepts ○ ❪✺₁❫ Mechanical Classes ○ ❪✺₂❫ Mechanical Domains ○ ❪✺₄❫ Mechanical Sets ○ ❪✺_❫ Mechanical Subs ○ ❪∂❫ Mechanics Math ○ Mass Distribution ○ Motion ⚪ Rotation ○