@article{202409.2444, doi = {10.20944/preprints202409.2444.v1}, url = {https://doi.org/10.20944/preprints202409.2444.v1}, year = 2024, month = {September}, publisher = {Preprints}, author = {Kouji Nakamura}, title = {Comparing a Gauge-Invariant Formulation and a “Conventional Complete Gauge-Fixing Approach” for l = 0, 1 Mode Perturbations on the Schwarzschild Background Spacetime}, journal = {Preprints} }