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RickStudent, Philosopher, Writer, Developer
A pendentive is a constructional device permitting the placing of a circular dome over a square room or of an elliptical dome over a rectangular room.
Pendentive Dome — A pendentive is a constructional device permitting the placing of a circular dome over a square room or of an elliptical dome over a rectangular room.
Photo Credit: By hu:User:Totya - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=1604919
Pendentive Dome A pendentive is a constructional device permitting the placing of a circular dome over a square room or of an elliptical dome over a rectangular room.
The geometric conception is based on mathematical formulas of Heron of Alexandria. It avoids use of irrational numbers for the construction
Geometry of Hagia Sophia — The geometric conception is based on mathematical formulas of Heron of Alexandria. It avoids use of irrational numbers for the construction
Photo Credit: By P.Cikovac - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=75031142
Geometry of Hagia Sophia The geometric conception is based on mathematical formulas of Heron of Alexandria. It avoids use of irrational numbers for the construction
from the Madrid Skylitzes manuscript
Coronation of Basil I as co-emperor — from the Madrid Skylitzes manuscript
Photo Credit: By Unknown, 13th-century author - History of John Skylitzes (Skyllitzes Matritensis (Biblioteca Nacional de España), Public Domain, https://commons.wikimedia.org/w/index.php?curid=27610612
Coronation of Basil I as co-emperor from the Madrid Skylitzes manuscript
Perhaps struck at the time of her death (882), or when Basil I coronated (868)
Eudocia Ingerina on coin of Basil I — Perhaps struck at the time of her death (882), or when Basil I coronated (868)
Photo Credit: By Classical Numismatic Group, Inc. http://www.cngcoins.com, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=347682
Eudocia Ingerina on coin of Basil I Perhaps struck at the time of her death (882), or when Basil I coronated (868)
A mosaic in Hagia Sophia showing Leo VI paying homage to Christ
Leo VI the Wise — A mosaic in Hagia Sophia showing Leo VI paying homage to Christ
Photo Credit: By © José Luiz Bernardes Ribeiro, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=16752731
Leo VI the Wise A mosaic in Hagia Sophia showing Leo VI paying homage to Christ
Possibly 882 as a memorial to death of Empress Eudocia <br>or, perhaps a coronation issue from 868
Contemporary coin of Basil I — Possibly 882 as a memorial to death of Empress Eudocia
or, perhaps a coronation issue from 868
Photo Credit: By Classical Numismatic Group, Inc. http://www.cngcoins.com, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=347682
Contemporary coin of Basil I Possibly 882 as a memorial to death of Empress Eudocia
or, perhaps a coronation issue from 868
wife of Theophilos
Theodora on a contemporary coin — wife of Theophilos
Photo Credit: By Classical Numismatic Group, Inc. http://www.cngcoins.com, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=88135546
Theodora on a contemporary coin wife of Theophilos
Michael III —
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=387614
Michael III
Mount Rainier viewed from Drumheller Fountain —
Photo Credit: By Keng Susumpow - https://www.flickr.com/photos/kengz/5030228469, CC BY 2.0, https://commons.wikimedia.org/w/index.php?curid=12722548
Mount Rainier viewed from Drumheller Fountain
The original University of Washington building —
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=78436134
The original University of Washington building
logo for University of Washington —
Photo Credit: By Source, Fair use, https://en.wikipedia.org/w/index.php?curid=42406496
logo for University of Washington
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