https://www.wolframalpha.com/input/?i=y%3D8x%5E3-1%2C+z%3D8y%5E3-1%2C+x%3D8z%5E3-1
ʂ̃TCgɃWv悤ƂĂ܂BXΏL̃NNbNĂ
UPLIFTōLȂő̌܂傤IKȉ{Ct܂I