**Jerzy Kocik**

Apollonian depth fractal

-- an unexpected addendum

(spinors, Dedekind, and more)

Recording -- sorry for the ink bleeding. Never again a pen in PowerPoint!

Potpourri Seminar

2 p.m. Thursdays

9 July 2020

**Jerzy Kocik**

Apollonian depth fractal

-- an unexpected addendum

(spinors, Dedekind, and more)

Recording -- sorry for the ink bleeding. Never again a pen in PowerPoint!

Apollonian depth fractal

-- an unexpected addendum

(spinors, Dedekind, and more)

Recording -- sorry for the ink bleeding. Never again a pen in PowerPoint!

Eugène Charles Catalan |

Factorials, Catalan's, Krawtchouk's

Suggested pre-presentation reading

**Recording**(with occasional tech problems)**Notes from the talk**- Here a
**Krawtchouk matrices**for your experimentation (for instance try to square them...)

4 June 2020

**Hanna Makaruk**

Uncertainty about Uncertainty

Hanna's talk (pdf slides)

Hanna's email: <hanna_m@lanl.gov>

She invites comments, questions, and suggestions.

Uncertainty about Uncertainty

Hanna's talk (pdf slides)

Hanna's email: <hanna_m@lanl.gov>

She invites comments, questions, and suggestions.

Click on the image to enlarge |

A short introduction to Constructor Theory: A new mode of explanation in physics and beyond

If you are interested, please send your questions to Borzu or me, or add them to the comments area. We will ask Borzu for another Q&A session in the near future.

21 May 2020

Combinatorial miscellania and gossip

Here is the

Recording: 1. The first 2 min. 2. The main body, 50 min.

14 May, 2020

Secret passage through Lie algebras, recurrences, and polynomials

**Recording**(about 1 hr)**File from the talk**(annotated, 5MB)**The same file, clean**(69 KB)

From https://meanjin.com.au/blog/the-slow-light-of-truth/ |

(Note --

Slow light (photons calmed)

[

Two papers (click):

And the book suggested by Mohammad: "Fast Light, Slow Light and Left-Handed Light" by P W Milonni, 2005. [

In comments use dollar signs and latex to get math formating. For instance $\frac{7}{3}=\det\begin{bmatrix}a&b\\ c&d\end{bmatrix}$.

On the brighter note, here are books that some of our participants might find interesting and that Springer kindly allows you to download as a part of covid-19 "relieve":

- Ramin Takloo-Bighash:
**A Pythagorean Introduction to Number Theory**. Right Triangles, Sums of Squares, and Arithmetic - Gerard O'Regan:
**Guide to Discrete Mathematics.**An Accessible Introduction to the History, Theory, Logic and Applications - M. de Berg (at al):
**Computational Geometry.**Algorithms and Applications - Hans Peters:
**Game Theory.**A Multi-Leveled Approach - M. Aigner, G. Ziegler:
**Proofs from THE BOOK**

- Philipp O.J. Scherer:
**Computational Physics. Simulation of Classical and Quantum Systems** - Benjamin Stickler, E.Schachinger:
**Basic Concepts in Computational Physics** - Hans Petter Langtangen:
**A Primer on Scientific Programming with Python** - John Hunt:
**A Beginners Guide to Python 3 Programming** - Ben Stephenson:
**The Python Workbook.**A Brief Introduction with Exercises and Solutions

- Jakob Schwichtenberg:
**Physics from Symmetry** - Dresselhaus, Jorio:
**Group Theory**. Application to the Physics of Condenced Matter - W. Fulton, J. Harris:
**Representation Theory**.A First Course - Sadri Hassani:
**Mathematical Physics**. A Modern Introduction to Its Foundations - Travis Norsen:
**Foundations of Quantum Mechanics.**An Exploration of the Physical Meaning of Quantum Theory - Paul R. Berman:
**Introductory Quantum Mechanics.**A Traditional Approach Emphasizing Connections with Classical Physics - Daniel Bes:
**Quantum Mechanics**. A Modern and Concise Introductory Course - Jochen Pade:
**Quantum Mechanics for Pedestrians 1**, Fundamentals - Jochen Pade:
**Quantum Mechanics for Pedestrians 2**, Applications and Extensions - Cosimo Bambi:
**Introduction to General Relativity.**A Course for Undergraduate Students of Physics

- Sheldon Axler:
**Linear Algebra Done Right** - Giovanni Landi, A. Zampini:
**Linear Algebra and Analytic Geometry for Physical Sciences** - Peter J. Olver, Chehrzad Shakiban:
**Applied Linear Algebra** - Roman Kossak:
**Mathematical Logic,**On Numbers, Sets, Structures, and Symmetry - Stephen Abbott:
**Understanding Analysis** - Kenneth Ross:
**Elementary Analysis.**The Theory of Calculus

- Lars-Göran Johansson:
**Philosophy of Science for Scientists** - Kevin McCain:
**The Nature of Scientific Knowledge,**An Explanatory Approach

- Karl F. Renk:
**Basics of Laser Physics.**

- Dilip Datta:
**LaTeX in 24 Hours.**A Practical Guide for Scientific Writing - M. Jalongo, O Saracho:
**Writing for Publication**. Transitions and Tools that Support Scholars’ Success - Michael Guest:
**Conferencing and Presentation English for Young Academics**. For Students of Science and Engineering

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