Relativistic Doppler

general f′/f
1.36277
approach
1.36277
recede
0.733799
transverse
0.953939
Doppler factor polar

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

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