2 ms·
> A distance in space-time is now the square-root of minus the squares of the distances in each of the dimensions of space, plus c square times the squared dist
by moonchild 6y ago
> A distance in space-time is now the square-root of minus the squares of the distances in each of the dimensions of space, plus c square times the squared distance in time.
In case anyone was having trouble parsing this, that's:
√(-(∆x² + ∆y² + ∆z²) + c²∆t²)
Or:
√(c²∆t² - ∆x² - ∆y² - ∆z²)