Thousands of fans traveled to Graceland on August 16, 2012âthe 35th anniversary of Elvis Presley's deathâfor a special vigil in honor of the King of Rock 'n' Roll. During the gathering, fans held lit candles and stood outside of Presley's home.
A section of a tangent vector bundle is a vector field. In the mathematical field of topology, a section (or cross section) of a fiber bundle is a continuous right inverse of the function. In other words, if is a fiber bundle over a base space, : then a section of that fiber bundle is a continuous map, such that.
Corneal cross-linking (CXL) is an in-office eye procedure that strengthens the cornea if it's been weakened by keratoconus, other corneal disease, or (rarely) a complication of LASIK surgery. Alternative and brand names for the procedure include corneal crosslinking, corneal collagen crosslinking, C3-R, CCL and KXL.ayers of the cornea. Corneal crosslinking strengthens bonds in the stroma of the cornea, which is the layer from which tissue is removed during LASIK surgery. The crosslinking procedure takes 60 to 90 minutes in most cases.