Delta Sigma Lambda (ΔΣΛ) was a social fraternity founded on September 9, 1921, formed entirely of members of the Order of DeMolay. It continued for about...

national fraternities merged with Pi Lambda Phi: Phi Beta Delta, Beta Sigma Tau and Beta Sigma Rho. Phi Beta Delta was founded at Columbia University,...

Others, such as Alpha Sigma, Beta Beta, Delta Sigma, Gamma Sigma, Epsilon Sigma, Omicron Sigma, Sigma Sigma, and Theta Sigma (Original) were chartered...

Kappa chapter of Delta Sigma Lambda, established in 1931. Chapter formed from Phi Sigma Tau, established in 1928. Chapter formed from Sigma Theta Tau, established...

Lambda Delta Sigma may refer to: Lambda Delta Sigma (Concordia), a sorority at Concordia College in Moorhead, Minnesota; founded in 1919 Lambda Delta...

undergraduate. Sigma Delta (ΣΔ), commonly called Sigma Delt, was the first sorority at Dartmouth College, founded in May 1977 as the Zeta Lambda chapter of...

Alpha Lambda Delta (ΑΛΔ) is an honor society for students who have achieved a 3.5 GPA or higher during their first year or term of higher education. Alpha...

Alpha Sigma Delta (ΑΣΔ) was an American collegiate sorority that formed in 1918 at University of California, Berkeley. It was absorbed by Lambda Omega...

the Zeta chapter of Delta Sigma Lambda merged into the existing Purdue chapter of Theta Chi. This chapter originated as Iota Sigma Upsilon (local), which...

Sigmas". Brooklyn Sigmas. "Lambda Lambda Sigma Alumni Chapter". Lambda Lambda Sigma Alumni Chapter. "Mu Delta Sigma Sigma". Archived from the original on...

Sigma Delta (ΣΔ) is a collegiate sorority at Dartmouth College in Hanover, New Hampshire in the United States. Sigma Delta was founded in May 1977 at Dartmouth...

Us | Eta Delta Sigma". Springly. Retrieved May 10, 2023. "Eta Lambda Sigma". My Site. Retrieved May 6, 2023. "Our Story | Eta Lambda Sigma Alumnae Chapter...

formed from Beta Sigma (local), established in 1925. Chapter formed from Rho Lambda Nu (local), established in 1921. Chapter formed from Delta Nu (local),...

Masonic organization for boys. It was founded in 1909 and merged into Delta Sigma Lambda in 1933. Theta Alpha was founded on February 22, 1909 at Syracuse...

Chapter formed from Gamma Delta Chi, established in 1931. Omega Delta Sigma, established in 1917. Chapter formed from Tau Lambda Chi, established in 1941...

the local Sigma Lambda, established in 1911. Chapter began as Sigma Phi Epsilon (local), established in 1905. It became a chapter of Alpha Sigma Alpha in...

with Pi Lambda Phi. Originally a literary society Merged with Phi Mu Delta. Originally a law fraternity. Formerly a member of NIC. Merged with Sigma Pi. However...

{\partial \Delta }{\partial \sigma }}={\frac {\partial {\mathcal {V}}}{\partial S}}={\frac {\partial ^{2}V}{\partial S\,\partial \sigma }}.} Charm or delta decay...

Sorority". Rensselaer Polytechnic Institute. Retrieved October 20, 2024. "Sigma Delta Lambda". Texas State University–San Marcos. May 24, 2024. Retrieved July...

Lambda Sigma (ΛΣ) is an American college honor society for second-year students. Originally named the Society of Cwens, the society was established at...

italics. Pi Lambda Phi assigned names to chapters that were defunct at the time of its mergers with Beta Sigma Rho, Beta Sigma Tau, and Phi Beta Delta. Unless...

Delta Sigma Theta Sorority, Inc. (ΔΣΘ) is a historically African American sorority. The organization was founded by college-educated women dedicated to...

Sigma Lambda Gamma (ΣΛΓ), also known as Gammas or SLG, is a multicultural sorority in the United States with membership diversity accounting for over 120...

Sigma Sigma Sigma sorority has 107 active chapters. Following is a list of Sigma Sigma Sigma chapters. Active chapters noted in bold, inactive chapters...

Lambda Delta Sigma (ΛΔΣ) was a college sorority, although originally it was co-educational, sponsored by the Church of Jesus Christ of Latter-day Saints...

chair of the Department of Architecture, Yale University John W. Ryan (Delta-Sigma), president emeritus, Indiana University D. M. Smith (Kappa), chair,...

"Beta Lambda Boule Attends Summer Scholarship Presentation". Boule Journal. 88 (4): 57. Winter 2024. Retrieved February 18, 2025. "History". Sigma Pi Phi...

revival, the Lambda chapter was created from Phi Lambda Sigma (local), a group that dated from 1925. The Iota chapter was created from Delta Gamma Rho (local)...

formed from Delta Xi (local), established in 1922. Chapter formed from Phi Lambda Chi (local), established in 1920. Chapter formed from Sigma Psi (local)...

{\displaystyle \sigma _{ij}=\lambda \varepsilon _{kk}~\delta _{ij}+2\mu \varepsilon _{ij}=c_{ijkl}\varepsilon _{kl}\,;\qquad c_{ijkl}=\lambda \delta _{ij}\delta _{kl}+\mu...