References:
Relativity (Einstein) - Wikipedia
https://en.wikipedia.org/wiki/Theory_of_relativity
Special Relativity - Wikipedia
https://en.wikipedia.org/wiki/Special_relativity
Two Postulates of Special Relativity - Lumen Learning
https://courses.lumenlearning.com/physics/chapter/28-1-einsteins-postulates/
Lorentz Transformation - Virginia Tech
https://www1.phys.vt.edu/~takeuchi/relativity/notes/section08.html
Galilean Transformation - Wikipedia
https://en.wikipedia.org/wiki/Galilean_transformation
Lorentz Factor - Wikipedia
https://en.wikipedia.org/wiki/Lorentz_factor
Time Dilation - Wikipedia
https://en.wikipedia.org/wiki/Time_dilation
Twin Paradox - Wikipedia
https://en.wikipedia.org/wiki/Twin_paradox
Length Contraction - Wikipedia
https://en.wikipedia.org/wiki/Length_contraction
Length Contraction - Wikipedia
https://en.wikipedia.org/wiki/Length_contraction
Relativistic Velocity-Addition - OpenStax
https://openstax.org/books/college-physics/pages/28-4-relativistic-addition-of-velocities
Mass-Energy Equivalence - Wikipedia
https://en.wikipedia.org/wiki/Mass%E2%80%93energy_equivalence
Energy-Momentum Relation - Wikipedia
https://en.wikipedia.org/wiki/Energy%E2%80%93momentum_relation