J. B. Nation

Publications

• Papers
• Books
• Talks and Seminar Notes
• Drafts and Work in Progress
• Errata in A Primer of Subquasivariety Lattices
• Plane geometries from vector norms and the Pythagorean theorem
• New York Combinatorics Seminar, talk on deletion codes, April 14, 2023
• Joint Math Meetings talk on distributive subquasivariety lattices, JMM, April 2022
• Whales as marine ecosystem engineers, UNBC, December 2021
• SIAM Discrete Math 2021, July 2021
• New York Combinatorics Seminar, May 2020 and Latrobe General Algebra Seminar, June 2020
• Latrobe General Algebra Seminar, July 2020
• Latrobe General Algebra Seminar, September 2020
• Lectures from Fall 2017
• Group Codes
• Lectures on Group Codes
• Lectures on lattices from AAB Workshop
• A PDF file with pictures of the minimal big lattices
• Andy Conner's Thesis
• Translations of a couple of early lattice theory papers
• Poster on stage 1 liver cancer
• A new look at the doubling construction

Kailua Jazz Hounds

• Schedule and Photos for the JAZZ HOUNDS quartet

A primer of subquasivariety lattices

• PDF file .

Revised Notes on Lattice Theory - first eleven chapters

• Entire book

Math 618 Lattice Theory

• Chapter 1 homework: problems #1, 5, 6, 9, 10
• Chapter 2 homework: problems #1, 4, 7 (2.1 only), 13
• Akihiko's comment on closure rules
• Sperner's Lemma Summary (Ralph Freese)
• Outline of closure operators
• Homework 3
• Homework #4: Chapter 8, problems #2, 4, Chapter 9, problems #1, 2.
• Three easy exercises

Me and the Boss

• With my wife Jane Maxwell

Hiking on Oahu

• A selection of hiking photos

Photos from trips to the cabin

• Photos from trips to the Bjarni's cabin in Backus, MN

The pictures below here are more ancient!

Summer 2011

• Hilo sunrise
• Mamaroneck Burial Ground (1755)
• Backus with Bjarni, Harriet and John

Hiking with brother John and sledding with Emmy, Rye NY, Christmas 2010

• Blizzard

Ashikaga, Japan 2010

• RIMS Workshop

Sabbatical Trip Fall 2009

• New York (Michal Stronkowski's pictures)
• Kentucky (John's pictures)

Backus, MN

• Bjarni's cabin

Wild Horse Canyon, Utah

• With Emmy

Thanksgiving Trip 2006

• Redlands, CA

Kailua Jazz Hounds

• Pictures