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.
A. Spastic cerebral palsy (CP) is a disorder that causes problems with movement and balance due to a brain injury that occurs during or near the time of labor and delivery. Sometimes cerebral palsy is noticed soon after birth, but in other children, the disorder wonât be noticed until a few years later.ypoxic ischemic encephalopathy (a lack of oxygen in the brain that causes white matter injury) is a form of brain damage that can cause spastic cerebral palsy as well as other conditions in a baby, such as a seizure disorder and hydrocephalus.