concept of Divine Providence. Seventeenth-century depictions of the Eye of Providence sometimes show it surrounded by clouds or sunbursts. Image gallery Trinity in architecture The concept of the Trinity was made visible in the Heiligen-Geist-Kapelle in Bruck an der Mur, Austria, with a ground plan of an equilateral triangle with beveled corners. Trinity in literature The Trinity has traditionally been a subject matter of strictly theological works focused on proving the doctrine of the Trinity and defending it against its critics. In recent years, however, the Trinity has made an entrance into the world of (Christian) literature through books such as The Shack published in 2007. See also Ahuric triad Ayyavazhi Trinity Hypostasis (philosophy and religion) Saint Patrick Social trinitarianism Three Pure Ones Trikaya, the three Buddha bodies Trimurti, Hinduism Tridevi, Hinduism Trinitarian Order Trinitarian universalism Trinity Sunday, a day to celebrate the doctrine Triple deity, an associated term in comparative religion Triquetra, a symbol sometimes used to represent the Trinity References Notes Citations Sources Further reading Fiddes, Paul, Participating in God : a pastoral doctrine of the Trinity (London: Darton, Longman, & Todd, 2000). Johnson, Thomas K., "What Difference Does the Trinity Make?" (Bonn: Culture and Science Publ., 2009). Hillar, Marian, From Logos to Trinity. The Evolution of Religious Beliefs from Pythagoras to Tertullian. (Cambridge University Press, 2012). La Due, William J., The Trinity guide to the Trinity (Continuum International Publishing Group, 2003 , ). Morrison, M. (2013). Trinitarian Conversations: Interviews With Ten Theologians. CreateSpace Independent Publishing Platform. So, Damon W. K., Jesus' Revelation of His Father: A Narrative-Conceptual Study of the Trinity with Special Reference to Karl Barth. (Milton Keynes: Paternoster, 2006). . Webb, Eugene, In Search of The Triune God: The Christian Paths of East and West (Columbia, MO: University of Missouri Press, 2014) External links Routledge Encyclopedia of Philosophy, "Trinity" "Trinity" entry at the Stanford Encyclopedia of Philosophy A Formulation and Defense of the Doctrine of the Trinity – A brief historical survey of patristic Trinitarian thought "Trinity" article at Theopedia Eastern Orthodox Trinitarian Theology Doctrine of the Trinity Reading Room: Extensive collection of online sources on the Trinity (Tyndale Seminary) Ancient Christian controversies Attributes of God in Christian theology Christian terminology Triple gods God