In math mode a tilde diacritic can be written as, e.g., \tilde{x}. For a wider tilde \widetilde can be used. The \sim command produce a tilde-like binary relation symbol that is often used in mathematical expressions, and the double-tilde â is obtained with \approx. The url package also supports entering tildes directly, e.g., \url{http://server/~name}.
Cerebral palsy (CP) is a broad term used to describe a group of chronic palsies -- disorders that impair control of movement due to damage to the developing brain.CP usually develops by age 2 or 3 and is a nonprogressive brain disorder, meaning the brain damage does not continue to worsen throughout life.erebral palsy (CP) is a broad term used to describe a group of chronic palsies -- disorders that impair control of movement due to damage to the developing brain.
Cerebral palsy spastic diplegia is the result of brain damage and mainly affects the legs. The damage involves brain malformations around the ventricles, which are the fluid filled spaces. Typically, a lack of oxygen during brain formation causes a development failure in the pyramidal tracts.y Jeff Rasansky. Spastic Diplegic Cerebral Palsy. Spastic diplegia is a form of cerebral palsy where both the arms and legs have abnormal stiffness. The legs are often more affected than the upper extremities.