An open interval is an interval that does not include its end points. The open interval is denoted , although the nonstandard notation is sometimes also used. Croft, H. T.; Falconer, K. J.; and Guy, R. K. Unsolved Problems in Geometry. New York: Springer-Verlag, p. 1, 1991.
Banzai, Shenzi and Ed. Banzai is a Japanese cheer meaning ''Attack''. Shenzi comes from Swahili meaning ''Barbarous'' or ''Savage''. Ed (assuming it originates from the English name ''Edward'') means ''Wealthy Guard''.
GONG m & f Korean. Korean unisex name either derived from å¬ meaning public affairs or å­ meaning great, opening. GU m & f Korean. Korean unisex name derived from ä¸ meaning hill, å· meaning write or é± meaning hill, mound. GUG m & f Korean. Korean unisex name derived from é  meaning bow, raise, rear, nourish, bend, å country, state, land or è chrysanthemum.