Relativity · Exact kernel
Four-momentum
Invariant mass & boosts
Four-momentum
- M_inv
- 2002.72
- E_tot boosted
- 2029.31
Closed-form or algebraic kernel. Throws rather than inventing a value. Not a substitute for your derivation. FrameCalc is an educational workbench. It is not for medical, nuclear-safety, radiation-protection, or engineering sign-off. Fusion and IEC estimates are models, not device predictions. Accuracy · Legal