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the beta coefficient, the non-diversifiable risk, of an asset in mathematical finance; the sideslip angle of an airplane; a beta particle (e − or e +) the beta brain wave in brain or cognitive sciences [9] ecliptic latitude in astronomy [10] the ratio of plasma pressure to magnetic pressure in plasma physics [11] β-reduction in lambda calculus
Other Greek characters are omitted from the tables above: Subscript modifier letters β, γ, ρ, φ, and χ: ᵦ ᵧ ᵨ ᵩ ᵪ; Superscript modifier letters β, γ, δ, φ, and χ: ᵝ ᵞ ᵟ ᵠ ᵡ
Between Ancient and Modern Greek, they have remained largely unchanged, except that their pronunciation has followed regular sound changes along with other words (for instance, in the name of beta, ancient /b/ regularly changed to modern /v/, and ancient /ɛː/ to modern /i/, resulting in the modern pronunciation vita).
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Phi (/ f aɪ /; [1] uppercase Φ, lowercase φ or ϕ; Ancient Greek: ϕεῖ pheî; Modern Greek: φι fi) is the twenty-first letter of the Greek alphabet. In Archaic and Classical Greek (c. 9th to 4th century BC), it represented an aspirated voiceless bilabial plosive ( [pʰ] ), which was the origin of its usual romanization as ph .
Pi Beta Phi was founded as a secret organization under the name of I. C. Sorosis on April 28, 1867 at Monmouth College in Monmouth, Illinois. Pi Beta Phi is regarded as the first national women's fraternity, although Kappa Alpha Theta was the first Greek-letter fraternity known among women in 1870. [2]
Zeta Phi Beta Sorority, Inc. (ΖΦΒ) is an International collegiate sorority that is historically African American.In 1920, five women from Howard University envisioned a sorority that would raise the consciousness of their people, encourage the highest standards of scholastic achievement, and foster a greater sense of unity among its members.
Originally, Pi Beta Phi recognized three types of chapters: College, Associate, and Alumnae. "College" chapters were equivalent to today's Active, collegiate chapters. "Associate" was defined, not as a "colony" as some organizations use the term today, but as a non-collegiate chapter where "members could be obtained possessing the same ...