- #1

nomadreid

Gold Member

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In the equation

ds

the units on the RHS are units of distance squared. But it would seem that units for a spacetime metric should somehow be in units which incorporate both space and time units.

Undoubtedly this is an elementary question, but one has to start somewhere. Thanks.

ds

^{2}=dx^{2}+dy^{2}+dz^{2}-c^{2}*dt^{2}the units on the RHS are units of distance squared. But it would seem that units for a spacetime metric should somehow be in units which incorporate both space and time units.

Undoubtedly this is an elementary question, but one has to start somewhere. Thanks.

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