"With the growing importance of models in statistical mechanics and in field theory, the path integral method of Feynm…"

"Just four weeks after the first paper (Q1) the Annalen received on February 23 the second paper (Q2) in the series 'Q…"

"Interactions that look instantaneous are well suited to Schrödinger’s equation, which requires the potential between …"

"But the mathematicians of the nineteenth century failed miserably to grasp the equally great opportunity offered to t…"

"The general equations are next applied to the case of a magnetic disturbance propagated through a non-conductive fiel…"

"... applications in gauge field theories and the physics of condensed matter. The starting point here is now quite we…"

"We have a wave which leaves the material source and goes outward at the velocity c, which is the speed of light. ... …"

"... the fullest statement Maxwell gave of his theory, his 1873 Treatise on Electricity and Magnetism, does not contai…"

"... the original field equations explicitly contain the magnetic vector potential, \overrightarrow{A} ... In Maxwell'…"

"Whenever I teach a course on electromagnetism, one of the first ... exam questions I will ask students is, "Why is th…"