Class algebra.answer

public class answer {}

Each trial by the user is treated as an answer.It holds an array of entitiys( sentence or table ).

Field Index:

entity[] lines
This holds the array of sentences or tables.

Constructor Index:

answer()

Method Index:

void add_line( entity ent )
This adds a line( which is an entity ). The implementation is like add() in algebra.sentence.
The class of the incoming entity 'ent' is found using java.lang.Object.getClass() and a new
instance is created and assigned to the next element in the array lines[] using the
java.lang.Class.newInstance().
int noflines()
This returns the number of lines.
entity get_line( int i )
This returns the entity in the 'i'th line.