. . "Helmholtz Theorem" . "Helmholtz decomposition" . . . "Helmholtz\u2013Leray decomposition" . "Helmholtz decomposition theorem" . "Helmholtz's theorem" . . . "fundamental theorem of vector calculus" . . "transverse gauge" . "Helmholtz decomposition" . . . . . "Helmholtz decomposition#Longitudinal and transverse fields" . "Helmholtz theorem" . . "'''longitudinal vector fields'''" . "'''transverse vector field'''" . "below" .