YOU SAID:

the four dimensional divergence is zero by the way

INTO JAPANESE

4次元の発散は、ところでゼロです

BACK INTO ENGLISH

Four-dimensional divergence is zero by the way

INTO JAPANESE

ところで、4次元の発散はゼロです

BACK INTO ENGLISH

By the way, the divergence of the four dimensions is zero.

INTO JAPANESE

ちなみに、4次元の発散はゼロです。

BACK INTO ENGLISH

By the way, the divergence of the four dimensions is zero.