Theoretical Notes
A compact collection of iconic relations and exploratory expressions, presented in a laboratory-style interface.
c speed of light
G gravitational constant
Λ cosmological constant
R curvature scalar
T stress-energy tensor
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E = mc²
Mass–energy equivalence.
Special Relativity
Time dilation and invariants.
γ = 1 / √(1 − v²/c²)
E² = (pc)² + (mc²)²
General Relativity
Curvature meets energy.
Gμν + Λ gμν = (8πG / c⁴) Tμν
ds² = gμν dxμ dxν
Light Quanta
Photon relations.
E = hν
p = h/λ
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Notes are presented as a rotating selection of well-known relations and exploratory expressions.