Search Results: Four color theorem

The powerful procedures possible with modern mathematics are rooted in logic that began thousands of years ago. Thales' Theorem demonstrates one style of early mathematical logic, a logic that is relevant and important today.

During the Year of the Four Emperors (69 CE), the fight between Vitellius and Vespasian would ultimately bring about the demise of four legions, the XV Primigenia, I Germanica, IIII Macedonica, and XVI Gallia. All four of these legions had...

The Four Noble Truths are the foundational tenets of Buddhism, which spark awareness of suffering as the nature of existence, its cause, and how to live without it. The truths are understood as the realization which led to the enlightenment...

The four-room house, also referred to as “Israelite house” and “pillared courtyard house,” emerged in the central highlands of Canaan during the late 13th -early 12th centuries BCE in response to environmental and...

The ancient Egyptians had a great appreciation for life which is clearly depicted through their art. Images of people enjoying themselves - whether in this life or the next - are as plentiful as those most often seen of the gods or funerary...

The Cheyenne are a North American Native nation, originally from the Great Lakes region, who migrated to modern-day Minnesota and then to areas in North Dakota and further southwest. They are associated with the Plains Indians culture and...

Antonio Vivaldi (1678-1741) was an Italian violin virtuoso and composer of baroque music (c. 1600-1750). Best known for his violin concertos, notably The Four Seasons, Vivaldi made a significant contribution to the evolution of instrumental...

Mahayana Buddhism is the largest Buddhist sect in the world, and its beliefs and practices are what most non-adherents recognize as "Buddhism" in the modern era. It developed as a school of thought sometime after 383 BCE, possibly from the...

The Secret History of the Mongols is a chronicle written in the 13th century CE (with some later additions) and is the most important and oldest medieval Mongolian text. The book covers the origins of the Mongol people, the rise to power...