Explore Square Root Of 2, Square Roots and more!

The Babylonians knew an amazingly good approximation to the square root of 2 back around 1700 BC. But did they know it was just an approximation?

A Babylonian clay tablet from about 1700 BCE that shows a computation for the square root of 2 correct to 6 decimal places. From the Yale Babylonian Collection

The Earliest Autograph Signatures (Circa 3,100 BCE)    A pictographic list of titles and professions in ancient Sumeria (top), with the scribe's signature on the reverse side (bottom.) (View Larger)    Pictographic lexical lists written in ancient Sumerian pictographic script on clay tablets are the earliest literature known, and also the earliest known evidence of school and learning.

The Earliest Autograph Signatures (Circa BCE) A pictographic list of titles and professions in ancient Sumeria (top), with the scribe's signature on the reverse side (bottom.

Archery and Wood Carving (blackpaint20:   Celtic Priest Stone Monument...)

Celtic Priest Stone Monument Ireland century AD Notice the Swasticka at the top of the stone. IT IS NOT Hitlers symbol; it even appears in many other cultures around the world. Research is a wonderful thing. The Native Americans had this symbol also.

Sumerian star map or plaisphere ca 650 BC ("computer analysis has matched it with the sky above Mesopotamia in 3300BC and proves it to be of much more ancient Sumerian origin." )

Sumerian star map or plaisphere ca 650 BC ("computer analysis has matched it with the sky above Mesopotamia in and proves it to be of much more ancient Sumerian origin.

Map of the world – 600 BCE This artifact was discovered in Iraq close to the Euphrates river in the late 1800s and first published (or written about) in 1899. It has been dated to around 600 BCE. This was the oldest known map for several decades until the Nippur map (see above) was finally published. The Babylonian Map is currently in the British Museum.

oldest map of the world! Babylon at center ; in 1793 BC under Babylonian rule of Hammurabi; free with Ashur III 1521 BC, peak Empire 911 BC incl.

The oldest document in world history is a clay tablet created by the Sumerians, a people that lived in Ancient Mesopotamia, modern day Iraq, in 3,300 B.C. More: http://bigpicturehistory.com/what-is-the-oldest-document-in-world-history/

Letter sent by the high-priest Lu’enna to the king of Lagash (maybe Urukagina), informing him of his son’s death in combat, c. 2400 BC, found in Telloh (ancient Girsu) Source: Louvre Museum.

Old Babylonian Standing God Mesopotamia; Old Babylonian Period, 1800-1600 BC

worldofmesopotamia: “Old Babylonian Standing God Mesopotamia; Old Babylonian Period, BC; Height inches The standing male deity is perhaps the Babylonian god of heaven, Anu. He wears a a.

The three women pictured in this incredible photograph from 1885 -- Anandibai Joshi of India, Keiko Okami of Japan, and Sabat Islambouli of Syria -- each became the first licensed female doctors in their respective countries. The three were students at the Women’s Medical College of Pennsylvania; one of the only places in the world at the time where women could study medicine. - http://www.huffingtonpost.com/2014/04/08/19th-century-women-medical-school_n_5093603.html

1885 -- Anandibai Joshi of India, Keiko Okami of Japan, and Sabat Islambouli of Syria -- each became the first licensed female doctors in their respective countries. The three were students at the Women’s Medical College of Pennsylvania.

Eridu Excavations. Eridu is an ancient Sumerian city in what is now Tell Abu Shahrain, Iraq. It was long considered the earliest city in S Mesopotamia, and is still today argued to be the oldest city in the world. Located about 7.5-mi SW of Ur, Eridu was the southernmost of a conglomeration of cities that grew about temples. Eridu was founded ca 5400 BC, close to the Persian Gulf near the mouth of the Euphrates River

Eridu is an ancient Sumerian city in what is now Tell Abu Shahrain, Iraq.

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