It is now natural for us to try to derive the laws of nature and to test their validity by means of the laws of invariance, rather than to derive the laws of invariance from what we believe to be the laws of nature.


Symmetries and Reflections, Chapter 1 (p. 5)


It is now natural for us to try to derive the laws of nature and to test their validity by means of the laws of invariance, rather than to derive the ...

It is now natural for us to try to derive the laws of nature and to test their validity by means of the laws of invariance, rather than to derive the ...

It is now natural for us to try to derive the laws of nature and to test their validity by means of the laws of invariance, rather than to derive the ...

It is now natural for us to try to derive the laws of nature and to test their validity by means of the laws of invariance, rather than to derive the ...