Norman Earl Steenrod (April 22, 1910 – October 14, 1971) was an American mathematician most widely known for his contributions to the field of algebraic...

Samuel Eilenberg and Norman Steenrod. One can define a homology theory as a sequence of functors satisfying the Eilenberg–Steenrod axioms. The axiomatic...

It is generated by the Steenrod squares introduced by Norman Steenrod (1947) for p = 2 {\displaystyle p=2} , and by the Steenrod reduced p {\displaystyle...

In algebraic topology, Steenrod homology is a homology theory for compact metric spaces introduced by Norman Steenrod (1940, 1941), based on regular cycles...

of Pontryagin, Postnikov, and Norman Steenrod, who first defined the Pontryagin square, Postnikov square, and Steenrod square operations for singular...

mathematics, and particularly homology theory, Steenrod's Problem (named after mathematician Norman Steenrod) is a problem concerning the realisation of...

cohomology. This was extended in the 1950s, when Samuel Eilenberg and Norman Steenrod generalized this approach. They defined homology and cohomology as...

worked on the axiomatic treatment of homology theory with Norman Steenrod (and the Eilenberg–Steenrod axioms are named for the pair), and on homological algebra...

dissertation, on Functor Theory, was written under the supervision of Norman Steenrod and David Buchsbaum. Freyd is best known for his adjoint functor theorem...

case, is attributed to Seifert, Heinz Hopf, Jacques Feldbau, Whitney, Norman Steenrod, Charles Ehresmann, Jean-Pierre Serre, and others. Fiber bundles became...

1952 book Foundations of Algebraic Topology by Samuel Eilenberg and Norman Steenrod, where the results of Mayer and Vietoris were expressed in the modern...

period for the journal was 1928–1958 with Solomon Lefschetz as editor. Norman Steenrod characterized Lefschetz' impact as editor as follows: "The importance...

domains. The term is believed to have been coined by the mathematician Norman Steenrod, himself one of the developers of the categorical point of view. Weisstein...

characteristic for the Čech homology rendered by Samuel Eilenberg and Norman Steenrod in their monograph Foundations of Algebraic Topology. Due to the...

mathematics from the University of Chicago in 1941, under the supervision of Norman Steenrod. After teaching at Purdue University, Princeton University, and Brown...

Alexander, Solomon Lefschetz, Lev Pontryagin, Andrey Kolmogorov, Norman Steenrod, Eduard Čech: the early cochain notions Hermann Weyl: the Kirchhoff...

cohomology and tried to construct a cohomology product structure. In 1936, Norman Steenrod constructed Čech cohomology by dualizing Čech homology. From 1936 to...

Cohomology Theory for General Spaces written under the direction of Norman Steenrod. After spending a year as a research fellow at the Institute for Advanced...

Catholic nun of the Sisters of Notre Dame de Namur and Amazonian activist Norman Steenrod, mathematician Strobe Talbott, writer and diplomat "Gregory Lynn Cook"...

his Ph.D. in 1963 under the supervision of John Coleman Moore and Norman Steenrod. He was several times a visiting scholar at the Institute for Advanced...

Markezinis, Greek politician, Prime Minister of Greece (d. 2000) 1910 – Norman Steenrod, American mathematician and academic (d. 1971) 1912 – Kathleen Ferrier...

noteworthy, including Ralph Fox, Donald C. Spencer, John R. Stallings, Norman Steenrod, John Tate, John Tukey, Arthur Wightman, and Andrew Wiles. Since 2012...

Smale (b. 1930) Raymond Smullyan (1919–2017) Edwin Spanier (1921–1996) Norman Steenrod (1910–1971) Elias M. Stein (1931–2018) Clarence F. Stephens (1917–2018)...

operations in algebraic topology, was written under the supervision of Norman Steenrod and introduced what are now called the Adem relations. His brother...

from point to point. Local coefficient systems were introduced by Norman Steenrod in 1943. Local systems are the building blocks of more general tools...

Samuel Eilenberg start category theory. 1945 – Norman Steenrod and Samuel Eilenberg give the Eilenberg–Steenrod axioms for (co-)homology. 1946 – Jean Leray...

(1994), Fibre Bundles, Springer Verlag, p. 12, ISBN 0-387-94087-1 Norman Steenrod, The Topology of Fibre Bundles, Princeton University Press (1951)....

-dimensional space into an n-sphere, was written under the direction of Norman Steenrod. He spent two additional years at Princeton as a post-doctoral research...

ISBN 9780821844755. Retrieved 15 June 2018. Rudyak, Yu. B. (2001) [1994], "Steenrod problem", Encyclopedia of Mathematics, EMS Press Sklyarenko, E. G. (2001)...

since J. W. Alexander and Kolmogorov first defined cochains. 1943 Norman Steenrod publishes on homology with local coefficients. 1945 Jean Leray publishes...