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 is a disorder of movement, muscle tone or posture that is caused by an insult to the immature, developing brain, most often before birth.