Goodluck Jonathan Goodluck Jonathan Goodluck Ebele Azikiwe Jonathan (born 20 November 1957) is a Nigerian politician who served as the President of Nigeria from 2010 to 2015. Prior to that he served as Vice-President of Nigeria from 2007 to 2010 and as Governor of Bayelsa State from 2005 to 2007. He lost the 2015 presidential election to Muhammadu Buhari, becoming the first sitting Nigerian president to concede electoral defeat. Jonathan was born in what is now Bayelsa State to a family of canoe makers. He holds a B.Sc. degree in Zoology(Second Class Honours), an M.Sc. degree in Hydrobiology and Fisheries biology and
S-expression an example, the Boolean expression written codice_18 in C, is represented as codice_19 in Lisp's s-expr-based prefix notation. As noted above, the precise definition of "atom" varies across LISP-like languages. A quoted string can typically contain anything but a quote, while an unquoted identifier atom can typically contain anything but quote, whitespace characters, parenthesis, brackets, braces, backslash, and semicolon. In either case, a prohibited character can typically be included by escaping it with a preceding backslash. Unicode support varies. The recursive case of the s-expr definition is traditionally implemented using cons cells. S-expressions were originally intended only for data to