Of Heresy

We must now consider heresy: under which head there are four points of inquiry:(1) Whether heresy is a kind of unbelief?(2) Of the matter about which it is;(3) Whether heretics should be tolerated?(4) Whether converts should be received?

Articles list

Whether heresy is a species of unbelief?
Whether heresy is properly about matters of faith?
Whether heretics ought to be tolerated?
Whether the Church should receive those who return from heresy?