2211112
[Light Wave]
- 0 Hegel's 'System of Science'
- 1 Logic (Thinking of Thinking, Science of Science)
- 2 Nature (science of matter)
- 3 Spirit/Mind (Science of humanities)
- 21 Mechanics
- 22 Physics (including Chemistry)
- 23 Organism / Life (Subjectivity)
- 221 General physicalities
- 222 Peculiarities (special individuality)
- 223 Physical body (single individuality)
- 2211 Celestial bodies (solar system and universe)
- 2212 Basic elements (aggregates, phases)
- 2213 Weather (elementary process, meteorology)
- 22111 Sun (the self-luminous: light, stars, universe)
- 22112 Moon and comet (the moments of opposition)
- 22113 Planet (the totality of the celestial body)
- 221111 Light (electromagnetism)
- 221112 [Stars]
- 221113 [Galaxies and universe]
- 2211111 [Photon] (Quantum)
- 2211112 [Light Wave]
- 2211113 [Propagation] (Light speed)
- 22111121 [Short-wave radiation] (gamma rays, X-rays, UV)
- 22111122 [Long-wave radiation] (infrared, microwaves, radio waves)
- 22111123 [Visible light]