It has been held in various forms. In its extreme form it maintains that the individual is absolutely free to chose this or that action indifferently (the liberum arbitrium indifferentiae), but most libertarians admit that acquired tendencies, environment and the like, exercise control in a greater or less degree.
An example of this theory is the doctrine of the liberum arbitrium indifferentiae ("liberty of indifference"), according to which the choice of two or more alternative possibilities is affected neither by contemporaneous data of an ethical or prudential kind nor by crystallized habit (character).
He explains the possibility of error on the ground that the mind possesses the liberum arbitrium indifferentiae and can always refuse to affirm the truth of a conclusion drawn from premises which are not selfevident.
That he was not the originator of the theory known as "liberty of indifference" (liberum arbitrium indifferentiae) is shown in G.