A Euclidean-like space having line element
having dimension (Rosen 1965). In contrast, the signs would be all be positive for a Euclidean space.
A Euclidean-like space having line element
having dimension (Rosen 1965). In contrast, the signs would be all be positive for a Euclidean space.
Weisstein, Eric W. "Pseudo-Euclidean Space." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Pseudo-EuclideanSpace.html