viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec80fa11d028316f56ba15eaa5e1d2899cddb8d8a03ba9004e177b2e0c987734122b15a96337c58259e001e58ae42c6616c4351cc2c2d318a98f38c24c


말 그대로 두 사건이 있고 두 사건이 인과로 묶여있다고 하면

두 사건의 순서는 어떤 관성기준틀을 잡아도 바뀌지 않음


증명은 자연에 정보전달의 최대 속도가 존재하고

그게 광속임을 받아드리면

10초안에 끝남


먼저 두 관성기준틀 viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd3021d9d2a46a33a9cb25fc2d2f47b61c6ab36530fdc1c43b2836a6bd50c77fa491e89ca7dee03774042a8e83326cc8a96viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd3021d9d2a46a33a9cb25fc2d2f47b61c6ab36530fdc1c43b2836a6bd50c77fa491e89ca7de12734dbdd6a1eaa42c06cc7가 있고

viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd3021d9d2a46a33a9cb25fc2d2f47b61c6ab36530fdc1c43b2836a6bd50c77fa491e89ca7de12b67d387644ca142c06cc7viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd3021d9d2a46a33a9cb25fc2d2f47b61c6ab36530fdc1c43b2836a6bd50c77fa491e89ca7db35d5c459dbe964bd7c49eb0에 대해 x축 방향으로 viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd3021d9d2a46a33a9cb25fc2d2f47b61c6ab36530fdc1c43b2836a6bd50c77fa491e89ca7dee092b141bf9ba6126cc8a96의 속도로 이동하고 있다고 하면


어떤 사건의 시공간 좌표가 viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd3021d9d2a46a33a9cb25fc2d2f47b61c6ab36530fdc1c43b2836a6bd50c77fa491e89ca7de52e1c5d82137a7c81102424에선 viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd3021d9d2a46a33a9cb25fc2d2f47b61c6ab36530fdc1c43b2836a6bd50c77fa491e89ca7db5c216b3d7fe3da7a5d05b27이고 viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd3021d9d2a46a33a9cb25fc2d2f47b61c6ab36530fdc1c43b2836a6bd50c77fa491e89ca7db66399c972fe56f6a68b4068에선 viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd3021d9d2a46a33a9cb25fc2d2f47b61c6ab36530fdc1c43b2836a6bd50c77fa491e89ca7de52e1c09d713787f81102424일 때

두 좌표 사이에

viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd3021d9d2a46a33a9cb25fc2d2f47b61c6ab36530fdc1c43b2836a6bd50c77fa491e89ca7de1266e80866919a842c06cc7

이 관계가 성립함


우리가 알고싶은건 두 사건 A와 B의 시간차이니까

두번 쓰고 각각 빼면 됨

viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd3021d9d2a46a33a9cb25fc2d2f47b61c6ab36530fdc1c43b2836a6bd50c77fa491e89ca7de52e430a801f7d7a81102424


이때 두 사건 A와 B 사이에 인과가 있고

정보전달의 최대 속도가 존재해서 그게 광속이면

viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd3021d9d2a46a33a9cb25fc2d2f47b61c6ab36530fdc1c43b2836a6bd50c77fa491e89ca7de12530878d391fff42c06cc7

인게 당연함


1) 사건 A가 원인, 사건 B가 결과인 경우

viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd3021d9d2a46a33a9cb25fc2d2f47b61c6ab36530fdc1c43b2836a6bd50c77fa491e89ca7db5c446b381a26ea1a5d05b27

이렇게 둘 수 있음


암튼 이것들을 쓰면

viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd3021d9d2a46a33a9cb25fc2d2f47b61c6ab36530fdc1c43b2836a6bd50c77fa491e89ca7db1989fc78b9adfe2e4c37759

이라서


우리가 보이고 싶었던

viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd3021d9d2a46a33a9cb25fc2d2f47b61c6ab36530fdc1c43b2836a6bd50c77fa491e89ca7dee062f431afdb46326cc8a96

이 증명됨 참고로 등호조건은 viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd3021d9d2a46a33a9cb25fc2d2f47b61c6ab36530fdc1c43b2836a6bd50c77fa491e89ca7db30c5a43c6bd9447d7c49eb0 일때만임


다른 조건을 안걸었으니까 언제나 성립함


2) 사건 B가 원인, 사건 A가 결과인 경우

viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd2021f972a4691f5f0e803eb3f6f1b8d08917358f7f7f823c0ce8e1dbbc1c1f2cbe8992015dd3ec91904e8e5acf2824d29 인 경우임.


viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd2021f972a4691f5f0e803eb3f6f1b8d08917358f7f7f823c0ce8e1dbbc1c1f2cbe89920158a8818af9b2e0047835f996f

이라서


여전히 viewimage.php?id=3db5c935ecd139aa7dbcdfb018d221&no=24b0d769e1d32ca73dec83fa11d028313e457d3f472465ed713dd2021f972a4691f5f0e803eb3f6f1b8d08917358f7f7f823c0ce8e1dbbc1c1f2cbe89920158c23835c64b96a8ad41971fa임.


진짜 증명 끝