Delta Phi (ΔΦ) is a fraternal society established in Schenectady, New York on November 17, 1827. Its first chapter was founded at Union College, and was...

Phi Gamma Delta (ΦΓΔ), commonly known as Fiji, is a social fraternity with 139 active chapters and 13 colonies across the United States and Canada. It...

Phi Delta Theta (ΦΔΘ), commonly known as Phi Delt, is an international secret and social fraternity founded at Miami University in Oxford, Ohio, in 1848...

Alpha Delta Phi (ΑΔΦ; commonly known as Alpha Delt, ADPhi, A-Delt, or ADP) is a North American Greek-letter social college fraternity. Alpha Delta Phi was...

Delta Sigma Phi (ΔΣΦ), commonly known as Delta Sig, is a fraternity established in 1899 at The City College of New York (CCNY). It was the first fraternity...

Omega Delta Phi Fraternity, Inc. (ΩΔΦ), also known as ODPhi is a multicultural fraternity that was founded on November 25, 1987, at Texas Tech University...

Delta Phi Delta National Art Honor Society (ΔΦΔ) was an American collegiate art honorary society. Delta Phi Delta was a member of the Association of College...

Delta Phi Epsilon (ΔΦΕ) may refer to: Delta Phi Epsilon (professional), the professional foreign service fraternity and sorority Delta Phi Epsilon (social)...

Delta Phi Epsilon (ΔΦΕ or DPhiE) is an international sorority founded on March 17, 1917 at New York University Law School in Manhattan. It is one of 26...

Kappa Delta Phi (ΚΔΦ), also known as KDPhi, is a social fraternity that was founded on April 14, 1900, at the Bridgewater State Normal School, now known...

Kappa Kappa Kappa, Phi Sigma Kappa, Sigma Nu, Sigma Alpha Epsilon, Chi Phi, Theta Delta Chi, Phi Gamma Delta, Sigma Chi, and Gamma Delta Chi. It was during...

Phi Delta Phi (ΦΔΦ), commonly known as Phid or PDP, is an international legal honor society and the oldest legal organization in continuous existence...

the Adelphean Society changed its name to Alpha Delta Phi. At the time of nationalization, Alpha Delta Phi, as a women's fraternity, had sixty active members...

P_{\text{1}}=\Phi (C_{\text{1}}+\Delta )} Team A win 3–1 P 2 = Φ ( C 2 + Δ ) − Φ ( C 1 + Δ ) {\displaystyle P_{\text{2}}=\Phi (C_{\text{2}}+\Delta )-\Phi (C_{\text{1}}+\Delta...

Alpha Delta Phi Society, also known as The Society or Adelphi Society, is a United States Greek-letter literary and social society that is gender-inclusive...

alpha Kappa Delta Phi (αΚΔΦ), also known as aKDPhi, Kappa Delta Phi, KDPhi, is an international Asian-interest sorority founded at the University of California...

Phi Delta can refer to: Phi Delta, a defunct collegiate sorority Phi Delta (medical), a defunct professional fraternity Phi Delta (service), a service...

Sigma Phi Delta (ΣΦΔ) is an international professional-social fraternity of engineers. As "The Premier International Fraternity of Engineers", the organization...

Delta Theta Phi (ΔΘΦ) is a professional law fraternity and a member of the Professional Fraternity Association. Delta Theta Phi is the only one of the...

a secret literary society Merged with Tau Delta Phi. Merged with Tau Delta Phi. Merged with Pi Lambda Phi. Formerly a member of NIC. Originally nonsectarian...

Delta Lambda Phi (ΔΛΦ; officially the Delta Lambda Phi Social Fraternity; DLP or Lambda) is an international social fraternity for gay, bisexual, transgender...

Phi Alpha Delta Law Fraternity, International (ΦΑΔ or P.A.D.) is a North American professional fraternity composed of pre-law and law students, legal...

Delta Phi Beta (ΔΦΒ), is an American co-ed South Asian fraternity. It was established at the University of California, Berkeley in 1992. Delta Phi Beta...

_{2}-\sin \phi _{1}\cos \phi _{2}\cos \Delta \lambda \right)^{2}}},\\&\quad {\sin \phi _{1}\sin \phi _{2}+\cos \phi _{1}\cos \phi _{2}\cos \Delta \lambda...

The list of Delta Sigma Phi members includes notable people who are or were once a member of the Delta Sigma Phi fraternity....

1893. In 1902, Alpha Phi invited Pi Beta Phi, Kappa Alpha Theta, Kappa Kappa Gamma, Delta Gamma, Gamma Phi Beta, Delta Delta Delta, Alpha Chi Omega, and...

Delta Beta Phi (ΔΒΦ), also called Delta Beta Phi Society, was a small national men's fraternity founded at Cornell University in 1878. The national disbanded...

Grove City College (GCC) is a private, conservative Christian liberal arts college in Grove City, Pennsylvania. Founded in 1876 as a normal school, the...

{\begin{aligned}\tan \phi _{1}'&={\frac {\tan \phi _{1}}{B}},\\\Delta \phi '&={\frac {\Delta \phi }{B}}{\biggl [}1+{\frac {3e'^{2}}{4B^{2}}}(\Delta \phi )\sin(2\phi _{1}+{\tfrac...

Delta Zeta is an international college sorority founded in 1902, at Miami University in Oxford, Ohio. The sorority absorbed Beta Phi Alpha in 1941, Delta...