To the Editor — Lee et al. recently published the paper “Vector field microscopic imaging of light” showing intriguing maps of vectors on the nanoscale 1.

Hideo Kozono, Taku Yanagisawa, Lr-variational Inequality for Vector Fields and the Helmholtz-Weyl Decomposition in Bounded Domains, Indiana University Mathematics Journal, Vol. 58, No. 4 (2009), pp.

Books Received Published: 11 August 1921 Elementary Vector Analysis: With Application to Geometry and Physics Nature 107, 744 (1921) Cite this article ...