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#Mon Aug 09 12:05:15 CEST 2010
Text__kcEfcKOdEd-WfYQ0GneCwQ_title=Fundamental Ideas and Methods of the Theory of Relativity, presented in their Development, 1920
Text__kcEfcKOdEd-WfYQ0GneCwQ_text=<p>Einstein on the Relativity Motion of Magnet and Conductor\:</p> <p><q>If the magnet is moving, there exists a temporally changing electrical field in space, which ... causes an electric field</q> </p>    <p><q>But if the magnet is at rest ..., no electrical field arises </q></p>