a polymorphic functional language which is a cross between sml and russell, developed by s. dalmas email@example.com of inria in 1991, and intended for computer algebra.
[“a polymorphic functional language applied to symbolic computation”, s. dalmas, proc intl symp symb alg comp, berkeley 1992].
xfs extensions for financial services
xga extended graphics array
xi baryon xi baryon (zī, sī, ksē) either of two subatomic particles in the baryon family, one neutral and one negatively charged, with m-sses of 2,572 and 2,585 times that of the electron and average lifetimes of 2.9 × 10-10 and 1.6 × 10-10 seconds. see table at subatomic particle.
a river in s china, flowing e from yunnan province to the south china sea near canton. 1250 miles (2012 km) long.