Alternatively, enter an "ampersand", followed by a "number sign", a "number" and a "semicolon". In Common Lisp, the ampersand is the prefix for lambda list keywords. In the plain TeX markup language, the ampersand is used to mark tabstops. The HTML and XML encoding for the ampersand character is the entity . The most common ligature is the ampersand &. The bitwise AND operator is a single ampersand&colon; codice 1. Frutiger's original ampersand was a true 'et' ligature, similar to that in Trebuchet among others. And a butterfly icon replacing an ampersand? The ampersand itself can be applied in TeX with . In Fortran, the ampersand forces the compiler to treat two lines as one. On the QWERTY keyboard layout, the ampersand is . Less-than plus ampersand (codice 24) is used to redirect from a file descriptor. Greater-than plus ampersand () is used to redirect to a file descriptor. Various forms of the ampersand replaced the word "and". A team is credited with an ampersand (&) separating their names.