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Greek symbols are used as symbols in mathematics, physics and other sciences. Many symbols have traditional uses, such as lower case epsilon (ε) for an arbitrarily small positive number , lower case pi (π) for the ratio of the circumference of a circle to its diameter , capital sigma (Σ) for summation , and lower case sigma (σ) for standard ...
t. e. Greek letters are used in mathematics, science, engineering, and other areas where mathematical notation is used as symbols for constants, special functions, and also conventionally for variables representing certain quantities. In these contexts, the capital letters and the small letters represent distinct and unrelated entities.
Eta with acute and smooth breathing. Archaic letter denoting the absence of /h/ prior to the vowel, with a high pitch on a short vowel or rising pitch on a long vowel. Ἢἢ. Eta with grave and smooth breathing. Archaic letter denoting the absence of /h/ prior to the vowel, with a normal or low pitch. Ἦἦ.
Christian cross variants. 7th-century Byzantine solidus, showing Leontius holding a globus cruciger, with a stepped cross on the obverse side. Double-barred cross symbol as used in a 9th-century Byzantine seal. Greek cross ( Church of Saint Sava) and Latin cross ( St. Paul's cathedral) in church floorplans. The Christian cross, with or without ...
The star and crescent symbol used in the minted coins of the Sassanian Empire from the 3rd century until the 7th century. This coin was coined under Ardashir III. The Adoration of the Magi by Stephan Lochner; on the left, the crescent and star is depicted in the flag of representatives of Byzantium. The conjoined representation of a crescent ...
Ancient Greece portal. Myths portal. v. t. e. In ancient Greek religion and mythology, the twelve Olympians are the major deities of the Greek pantheon, commonly considered to be Zeus, Poseidon, Hera, Demeter, Aphrodite, Athena, Artemis, Apollo, Ares, Hephaestus, Hermes, and either Hestia or Dionysus. [2] They were called Olympians because ...
In Greek mythology and ancient religion, Nike ( Ancient Greek: Νίκη, romanized : Nike, lit. 'victory'; pronounced [nǐː.kɛː], modern: [ˈni.ci]) is the goddess who personifies victory in any field including art, music, war, and athletics. [2] She is often portrayed in Greek art as "Winged Victory" in the motion of flight; [3] however ...
His signs and symbols include the laurel wreath, bow and arrow, and lyre. His sacred animals include roe deer, swans, and pythons. Some late Roman and Greek poetry and mythography identifies him as a sun-god, equivalent to Roman Sol and Greek Helios. [2] Ares (Ἄρης, Árēs) God of courage, war, bloodshed, and violence.