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Quotes from Geometry as a Branch of Physics — Howard P. Robertson

d. 1961 United States

← All quotes by Howard P. Robertson

5 quotes

This... is an outrageously over-simplified account of the assumptions and procedures...

Geometry as a Branch of Physics (1949)

We have merely (!) to measure the volume V of a sphere of radius r or the sum \sigma of the angles of a triangle of measured are \delta, and from the results to compute the value of K.

Geometry as a Branch of Physics (1949)

In all these congruence geometries, except the Euclidean, there is at hand a natural unit of length R = \frac{1}{K^\frac{1}{2; this length we shall, without prejudice, call the "radius of curvature" of the space.

Geometry as a Branch of Physics (1949)

[O]nly in a homogeneous and isotropic space can the traditional concept of a rigid body be maintained.

Geometry as a Branch of Physics (1949)

The great triumph of the theory of relativity lies in its absorbing the universal force of gravitation into one geometric structure... Einstein's achievements would be substantially as great even though it were not for... observational tests.

Geometry as a Branch of Physics (1949)

Attribution

Quotes and notes from Wikiquote: Howard P. Robertson (page history), available under CC BY-SA 4.0.