For the second edition, published in 1539, Calvin dropped this format in favour of systematically presenting the main doctrines from scripture.

The main doctrine consists of the following principles:

Vasugupta formulated for the first time in writing the principles and main doctrines of this system.

He distributed the main doctrines into sections and subsections, and added perspicuous tables of contents.

He did not object, however, to Parmenides's main doctrine that there is only being, not becoming.

He accepted the main doctrines of the church and received baptism; he then left his previous church denomination.

The court observed two main doctrines in determining when something is taxable.

The following is an overview of the main doctrines that characterized Warner's life and teachings:

The main doctrine of the Association is nontrinitarian.

An exposition and refutation of the main doctrines of Christianity.