EntityQ2829907· pop 7· linked from 69 articlessign conventionSign in to savearbitrary choice for the direction of physical significance of mathematical objectsConnectionsKip S. ThorneEntityCharles W. MisnerEntitycausal structureEntityphysicsEntityInternational Standard Book NumberEntityelectric currentEntityopticsEntitygeneral relativityEntityelectrical engineeringEntityelectric chargeEntityvoltageEntityspacetimeEntitycoordinate systemEntityLev LandauEntityparticle physicsEntitySubrahmanyan ChandrasekharEntityMaxwell's equationsEntityelectric powerEntityfirst law of thermodynamicsEntityimaginary unitEntityCategoriesMathematical physics