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1. • CommentRowNumber1.
   • CommentAuthorDmitri Pavlov
   • CommentTimeMay 2nd 2023
   • PermaLink
   Author: Dmitri Pavlov
   Format: MarkdownItexCreated: Albert Nijenhuis (November 21, 1926 – February 13, 2015) was a mathematician at the University of Pennsylvania. He got his PhD degree in 1952 from the University of Amsterdam, advised by [[Jan Schouten]]. He introduced the notion of a [[natural operation]] in [[differential geometry]], which was subsequently developed by others. ## Related concepts * [[Nijenhuis tensor]] * [[Schouten-Nijenhuis bracket]] * [[Frölicher-Nijenhuis bracket]] * [[Nijenhuis–Richardson bracket]] ## Selected writings Introducing [[natural operations]] in [[differential geometry]]: * [[Albert Nijenhuis]], _Natural bundles and their general properties_, in: _Differential Geometry (in honor of Kentaro Yano)_, Kinokuniya, Tokyo, 1972, pp. 317–334. <a href="https://ncatlab.org/nlab/revision/Albert+Nijenhuis/1">v1</a>, <a href="https://ncatlab.org/nlab/show/Albert+Nijenhuis">current</a>

   Created:

   Albert Nijenhuis (November 21, 1926 – February 13, 2015) was a mathematician at the University of Pennsylvania.

   He got his PhD degree in 1952 from the University of Amsterdam, advised by Jan Schouten.

   He introduced the notion of a natural operation in differential geometry, which was subsequently developed by others.

   Related concepts

   • Nijenhuis tensor

   • Schouten-Nijenhuis bracket

   • Frölicher-Nijenhuis bracket

   • Nijenhuis–Richardson bracket

   Selected writings

   Introducing natural operations in differential geometry:

   • Albert Nijenhuis, Natural bundles and their general properties, in: Differential Geometry (in honor of Kentaro Yano), Kinokuniya, Tokyo, 1972, pp. 317–334.

   v1, current

2. • CommentRowNumber2.
   • CommentAuthorDmitri Pavlov
   • CommentTimeMay 2nd 2023
   • PermaLink
   Author: Dmitri Pavlov
   Format: MarkdownItexAdded: Introducing [[natural operations]] in [[differential geometry]]: * [[Albert Nijenhuis]], _Geometric aspects of formal differential operations on tensor fields_, Proceedings of the International Congress of Mathematicians 1958, 463–469. <a href="https://ncatlab.org/nlab/revision/diff/Albert+Nijenhuis/2">diff</a>, <a href="https://ncatlab.org/nlab/revision/Albert+Nijenhuis/2">v2</a>, <a href="https://ncatlab.org/nlab/show/Albert+Nijenhuis">current</a>

   Added:

   Introducing natural operations in differential geometry:

   • Albert Nijenhuis, Geometric aspects of formal differential operations on tensor fields, Proceedings of the International Congress of Mathematicians 1958, 463–469.

   diff, v2, current