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  2. Greek letters used in mathematics, science, and engineering

    en.wikipedia.org/wiki/Greek_letters_used_in...

    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.

  3. Greek alphabet - Wikipedia

    en.wikipedia.org/wiki/Greek_alphabet

    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 deviation.

  4. Rho - Wikipedia

    en.wikipedia.org/wiki/Rho

    Rho (/ ˈ r oʊ /; uppercase Ρ, lowercase ρ or ϱ; Greek: ρο or ρω) is the seventeenth letter of the Greek alphabet. In the system of Greek numerals it has a value of 100. It is derived from Phoenician letter res .

  5. List of Alpha Kappa Alpha chapters - Wikipedia

    en.wikipedia.org/wiki/List_of_Alpha_Kappa_Alpha...

    Epsilon Rho: 1969 Purdue University: West Lafayette: Indiana Active Gamma Phi (Second) October 24, 1970 – xxxx ? Miles College: Fairfield: Alabama Inactive, Reissued [24] Epsilon Sigma: 1970 East Texas A&M University: Commerce: Texas Active [z] Epsilon Tau: 1970 Xavier University of Louisiana: New Orleans: Louisiana Active Epsilon Upsilon ...

  6. List of Sigma Nu chapters - Wikipedia

    en.wikipedia.org/wiki/List_of_Sigma_Nu_chapters

    Epsilon Rho: 1934–1973, 1978 Michigan State University: East Lansing: Michigan: Active [bx] Epsilon Sigma: 1934 Rhodes College: Memphis: Tennessee: Active [by ...

  7. Beggars (fraternity) - Wikipedia

    en.wikipedia.org/wiki/Beggars_(fraternity)

    The fraternity's Greek letter name, Beta Epsilon Gamma Gamma Alpha Rho Sigma, was selected to spell the word Beggers. The fraternity's colors are gold, navy blue, and white. Its flower is the white carnation. Its symbols are the triangle, circle, and flash.

  8. List of Sigma Alpha Epsilon chapters - Wikipedia

    en.wikipedia.org/wiki/List_of_Sigma_Alpha...

    Sigma Alpha Epsilon was established at the University of Alabama on March 9, 1856, and has since grown to be an international fraternity. In the following list, active chapters are indicated in bold and inactive chapters and institutions are in italics .

  9. List of Sigma Gamma Rho chapters - Wikipedia

    en.wikipedia.org/wiki/List_of_Sigma_Gamma_Rho...

    Epsilon Rho Sigma: April 17, 1981: Pensacola, Florida: Active [59] [113] Epsilon Sigma Sigma: 1981–xxxx ? Springfield, Illinois: Inactive [8] Epsilon Tau Sigma: