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* XAVIER VIENNOT
* Foreword
+ Preface
+ Introduction
+ Acknowledgements
+ Lectures for wide audience
* PART I
+ Preface
+ Abstract
+ Contents
+ Ch0 Introduction to the course
+ Ch1 Ordinary generating functions
+ Ch2 The Catalan garden
+ Ch3 Exponential structures and genarating functions
+ Ch4 The n! garden
+ Ch5 Tilings, determinants and non-intersecting paths
+ Lectures related to the course
+ List of bijections
+ Index
* PART II
+ Preface
+ Abstract
+ Contents
+ Ch1 Commutations and heaps of pieces: basic definitions
+ Ch2 Generating functions of heaps of pieces
+ Ch3 Heaps and paths, flows and rearrangements monoids
+ Ch4 Linear algebra revisited with heaps of pieces
+ Ch5 Heaps and algebraic graph theory
+ Ch6 Heaps and Coxeter groups
+ Ch7 Heaps in statistical mechanics
+ Lectures related to the course
* PART III
+ Preface
+ Abstract
+ Contents
+ Ch0 overview of the course
+ Ch1 RSK The Robinson-Schensted-Knuth correspondence
+ Ch2 Quadratic algebra, Q-tableaux and planar automata
+ Ch3 Tableaux for the PASEP quadratic algebra
+ Ch4 Trees and tableaux
+ Ch5 Tableaux and orthogonal polynomials
+ Ch6 Extensions: tableaux for the 2-PASEP quadratic algebra
+ Lectures related to the course
+ References, comments and historical notes
* PART IV
+ Preface
+ Introduction
+ Contents
+ Ch0 Overview of the course
+ Ch1 Paths and moments
+ Ch2 Moments and histories
+ Ch3 Continued fractions
+ Ch4 Computation of the coefficients b(k) lambda(k)
+ Ch5 Orthogonality and exponential structures
+ Ch6 q-analogues
+ Lectures related to the course
+ Complements
+ References
* Epilogue
The Art of Bijective Combinatorics
The Institute of Mathematical Sciences, Chennai, India
(January-March 2016-2019)
Foreword
Preface
Introduction
Acknowledgements
Some lectures for a wide audience
The Art of Bijective Combinatorics(for short "ABjC") is not a book,
it is not an e-book, it is not reduced to a collection of videos, it
is a kind of "video-book"
This "video-book" "ABjC" has 3 components:
- a set of 77 lectures video-recorded at the Insitute of Mathematical
Science (IMSc), Chennai, India, as a series of four different courses
on "bijective combinatorics" during four consecutive years
(2016-2019) at the invitation of Amritanshu Prasad (Amri),
- the correponding set of slides of each lecture,
- a website which enable one to navigate inside the videos, in the
same way you turn around the pages of a book. For example if you
click on the time given just after the slide number corresponding to
one of the videos, you will get, up to one second, to exact position
in the video.
an introduction to the video-book ABjC is given at the beginning of
the video of the Epilogue (from 2' 02" to 8' 42")
This video-book on bijective combinatorics is in four parts (or
"volumes"), each part corresponds to a combinatorial course given at
IMSc.
part I: An introduction to enumerative, algebraic and bijective
combinatorics (January-March 2016)
part II: Commutations and heaps of pieces with interactions in
physics, mathematics and computer science (January-March 2017)
part III: The cellular ansatz: bijective combinatorics and quadratic
algebra (January-March 2018)
part IV: A combinatorial theory of orthogonal polynomials and
continued fractions (January-March 2019)
A series of courses at two different levels
Each course can be followed independently. There are many overlaps
between the differents courses. I gave these courses at two different
levels at the same time. Most of the courses are supposed to be
followed by good undergraduate students (at the Master level) and
graduate students. I also gave some more advanced topics, opening
some <> without proof, for graduate students, researchers and
professors, in connection with active researches in combinatorics,
and sometimes with connection in theoretical physics and computer
science. Such sections are listed under the name <>. In
this video-book their are some new results and also some new ways to
present classical theory. These courses were followed by
undergraduate and graduate students, together with some professors,
in mathematics, physics and computer science, from IMSc and the
neighbourless institutes in Chennai: CMI (Chennai Mathematical
Institute) and IIT (Indian Institute of Technology) Madras.
Book or video-book ?
The discussion is open if it is better to write a book (here in fact
4 books !) or "to speak" a "video-book". Nowadays many lectures and
courses are recorded in videos.
One of the main disadvantage of videos is that it is difficult to
find or listen just a part or a particular point in which one is
interested. I tried to overcome this difficulty by giving a detailed
description of each video, using the corresponding slides, with some
direct links going inside the video. Also nowadays, most people give
together with a research paper, a set of slides giving a survey of
the paper. I found very convenient to look first at the set of slides
coming from a talk, and then to the paper in order to go inside the
proofs ot the details. Here in this video-book, I tried to imitate
this attitude: first the reader can look at the set of slides, and
for more details go to the corresponding portion of the video with
the links given in this website.
The emphasis of the course being on the bijective point of view in
combinatorics, there are many figures, visual mathematics and some
animations.
Here is the advantage of a video-book, keeping the beauty of
bijections and bijective proofs. Although transparencies and overhead
projectors had been replaced by video-projectors, I tried to keep the
spirit of the so-called <> with handmade transparencies
in color which are incorporated in the modern techniques. This
website is in progress for completing the biography, references,
historical notes, index, adding complementary lectures and videos,
etc ... The videos and slides will remain unchanged, even if I find
some mistakes or errors which will be added to this website.
How to quote this video-book in the literature
The videos, slides and the address of this video-book ABjC will
remain unchanged. It is possible to quote this video-book in the
literature in the same way as quoting a book. If you give only the
direct link to a set of slides, or to the YouTube address of a video,
the reader will miss the corresponding page giving the precise
decription of the slides, video and direct links in order to navigate
inside the video. Also think of our Chinese colleagues, for which the
link to the video is only through the popular Chinese chain
"bilibili".
I suggest the following:
- if you want to quote one of the four part (volume) of ABjC, I
suggest to quote in an analogous way to a book, with the editor (here
IMSc), the place of edition (here Chennai) and the year, for example
for the second volume:
The Art of Bijective Combinatorics, Part II, Commutations and heaps
of pieces, IMSc, Chennai, 2017, http://www.viennot.org/abjc2.html
the suffix /abjcn.html refers to Part "N" of ABjC and the pointer
goes to the web page "Preface" of Part "N"
- if you want to quote a precise point inside the video-book, as
for example a definition, theorem or bijection, I suggest to refer to
the number(s) of the corresponding slide(s). Example: the "Tamil
bijection" is introduced in
The Art of Bijective Combinatorics, Part III, The cellular ansatz:
bijective combinatorics and quadratic algebra, Chapter 4c, IMSc,
Chennai, 2019, p 178, http://www.viennot.org/abjc3-ch4.html
the suffix abjc3-ch4.html refers to the web page of Chapter 4 of Part
"III", this page containing the different slides and videos of the 3
lectures Ch4a, Ch4b, Ch4c corresponding to this Chapter 4.
- if you want to quote the whole collection of the 4 volumes
then:
The Art of Bijective Combinatorics, IMSc, Chennai, 2016-2019, http://
www.viennot.org/abjc.html
the suffix /abjc.html refers to the web page of the general preface
of ABjC (this page)
Mirror image of this video-book
A mirror image of this website is here, kindly supported by The
Institute of Mathematical Science (IMSc), Chennai, India.
After March 16, 2019, I may not be able to update this mirror image.
Please go to the original website www.viennot.org
Special thanks
to The Institute of Mathematical Sciences (IMSc), Chennai, to
Amritanshu Prasad and the video department
part I: The playlist from matsciencechannel of the 17 videos of
this course is here
part II:The playlist from matsciencechannel of the 19 videos of this
course is here
part III:The playlist from matsciencechannel of the 22 videos of
this course is here
part IV:The playlist from matsciencechannel of the 19 videos of this
course is here
last update: february 8, 2021
Xavier Viennot
email: first name (at) name (dot) org
Some lectures for a wide audience as an introduction to the Art of
Bijective Combinatorics
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