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This tag is used if a reference is needed in a paper or textbook on a specific result.

4 votes

References for existence of solutions to overdetermined system of partial differential inequ...

Existence theorems for real analytic pde systems were developed by Riquier and Janet in the first quarter of the twentieth century (see, for example, Riquier's 1910 book Les systèmes d'équations aux d …
Phil Harmsworth's user avatar
0 votes

Non-integrability of Abel's equation

The paper by Primitivo B. Acosta-Humánez, J. Tomás Lázaro, Juan J. Morales-Ruiz and Chara Pantazi Differential Galois theory and non-integrability of plane polynomial vector fields, J. Differential Eq …
Phil Harmsworth's user avatar
6 votes

Application of Lie group analysis of PDE (beyond calculation of exact solutions)

The book by Olle Stormark, Lie's Structural Approach to PDE Systems, Cambridge 2000 provides an introduction to a number of topics on the relationship between Lie groups and characteristics of PDEs, i …
Phil Harmsworth's user avatar
8 votes
Accepted

Reference to formal approach to homotopy analysis method

The paper by Shijun Liao "Notes on the homotopy analysis method: Some definitions and theorems" Communications in Nonlinear Science and Numerical Simulation, 14(4) 2009 pp. 983-997 may be what you're …
Phil Harmsworth's user avatar
2 votes

References for infinite-dimensional integrable systems?

It's not entirely clear what you mean by a "physical/geometric understanding of the corresponding integrable system" because each one will be unique in some sense. A good collection of survey papers …
Phil Harmsworth's user avatar
5 votes
Accepted

What would be a good introductory reference for learning jet-bundle theory?

Two articles by A.M. Vinogradov provide a gentle introduction: "Local symmetries and conservation laws", Acta Applicandae Mathematica volume 2, pages 21–78(1984) "An informal introduction to the geome …
Phil Harmsworth's user avatar
2 votes
Accepted

Egyptian number theory

According to the chapter on Egyptian mathematics and astronomy in the book by O. Neugebauer, The Exact Sciences in Antiquity (1951, 1957), Egyptian mathematics only involved basic arithmetic with posi …
Phil Harmsworth's user avatar
1 vote

Essays and thoughts on mathematics

A Mathematician's Miscellany (reprinted, with additional material, as Littlewood's Miscellany by CUP in 1986) is worthwhile reading. Clifford Truesdell published a series of essays as An Idiot's Fugi …
1 vote

Name of a Frobenius-like method for ODEs

Have you tried W. Wasow, Asymptotic Expansions for Ordinary Differential Equations (Wiley, 1965, Dover reprint 2018)?
Phil Harmsworth's user avatar
4 votes
Accepted

How did the term "space" in mathematics started to be understood as a set with a structure?

The web page http://www.map.mpim-bonn.mpg.de/Axiomatization_of_the_manifold_concept attributes the earliest definition to M. Fréchet (per user234212323's comment) and to F. Riesz.
Phil Harmsworth's user avatar
8 votes

English translation of Wilhelm Killing's 1889 paper

This paper has been translated by David Delphenich under the title of "The composition of continuous, finite, transformation groups" (see here). [Note that the paper's date is given as 1869 in the tra …
Phil Harmsworth's user avatar
1 vote
Accepted

N-soliton, The Lax operator and the transmission coefficient

A good starting point for Lax pairs and how to find them is: Mark Hickman, Willy Heremann, Jennifer Larue and Ünal Göktaş "Scaling invariant Lax pairs of nonlinear evolution equations" Applicable Anal …
Phil Harmsworth's user avatar
1 vote

Critical gKdV - tutorial

How about this lecture by Yvan Martel - https://www.youtube.com/watch?v=7ynK-udMZh0?
Phil Harmsworth's user avatar
6 votes

Autobiographies of mathematicians

Yvonne Choquet-Bruhat, A Lady Mathematician in This Strange Universe: Memoirs, author's translation of the French original, Une Mathematicienne dans cet étrange universe. I think this review sums it u …
0 votes
Accepted

References for group of invariance of the Painlevé property

I assume "the book of Robert Conte" refers to The Painlevé Handbook by Robert Conte and Micheline Musette (Springer, 2008); the "groups of invariance of the Painlevé property" are briefly described in …
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