static double squareRoot ( double n ) {
  return Math . pow ( 2 , 0.5 * ( Math . log ( n ) / Math . log ( 2 ) ) ) ;
}

static double squareRoot ( double n ) { return Math . pow ( 2 , 0.5 * ( Math . log ( n ) / Math . log ( 2 ) ) ) ; }
(method_declaration (modifiers) type: (floating_point_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (floating_point_type) name: (identifier))) body: (block (return_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal) (binary_expression left: (decimal_floating_point_literal) right: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal)))))))))))