Tau (capitals Τ, lower berth out break τ) is the Nineteenth letter of the Greek alphabet. In the body of Greek numerals it has a value of 300.

A symbolism of the cross was connected non merely just right chi, but as well to tau, a same of the go letter in the Phoenician and Old Hebrew alphabets, and which was originally cruciate inside shape.

An essay written around 160 CE, attributed to Lucian, a mock legal prosecution known as A Consonants at Law - Sigma v. Tau in the Court of Seven Vowels contains the information to the attribution. Sigma petitions the court to phrase Tau to dying by crucifixion, expression:

A lower-experience letter τ is utilized as a symbol for: Torque, the rotational click within mechanics. A simple tauon particle in particle physics. the life of a spontaneous emission process. A period constant within an RC circuit. The coefficient of correlation — see Kendall's tau. A Golden ratio 1.618... (although φ (phi) is more common) Ramanujan's tau function in number theory. Tau inside astronomy is a measure of opacity, or how else great deal sunshine can't penetrate a atmosphere Tau in biochemistry is a protein associated to microtubules

More utilizes of Tau: Within ancient days, the symbol for life and/or resurrection, whereas the Eighth letter of the Greek alphabet, theta, was considered the symbol of death; many say that these deuce symbols created today’s + (+) & minus (-) symbols Within Biblical days, a Tau cross was false men to distinguish people world health organization lamented sin, although recently versions of a Bible develop replaced the ancient term “Tau� using “mark� (Ezekiel 9:4) Tau is the name of an island touching Kilinailau, Greenwich Island, and Ocean Island. Tau is the name of the village within american Norway. In Games Workshop's Warhammer 40,000 science fiction gaming universe, a Tau are an alien race. Cross of Tau A prefix of numerous cosmic suspire, invented or even non. Notably Tau Ceti 5 from either a computer game System Shock 2

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