static double dist ( double m , double b1 , double b2 ) {
  double d = Math . abs ( b2 - b1 ) / ( ( m * m ) - 1 ) ;
  return d ;
}

static double dist ( double m , double b1 , double b2 ) { double d = Math . abs ( b2 - b1 ) / ( ( m * m ) - 1 ) ; return d ; }
(method_declaration (modifiers) type: (floating_point_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (floating_point_type) name: (identifier)) (formal_parameter type: (floating_point_type) name: (identifier)) (formal_parameter type: (floating_point_type) name: (identifier))) body: (block (local_variable_declaration type: (floating_point_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (identifier)))) right: (parenthesized_expression (binary_expression left: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) right: (decimal_integer_literal)))))) (return_statement (identifier))))