It was, originally, a Windows 7 machine. Bought in 2010.
Yesterday, I wiped the disk and installed 2024 Linux Ubuntu 24.04.1 LTS.
It’s now a 500GB Linux machine with a DVD drive, SmartCard slot
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What is the perimeter? Jul 2024
Fastest Maze-Solving Competition on Earth April 2024
100 Prisoner Problems Mar 2024
GeoGebra app Feb 2024
Reflection on Billiards and Math Feb 2024
This inscribed triangle is a periodic billiard trajectory called the Fagnano orbit, named for Giovanni Fagnano, who in 1775 showed that this triangle has the smallest perimeter of all inscribed triangles.
What is the Day of the Week? Jan 2024
Engineering Math Nov 2023
Buckminster would be proud Nov 2022
Rechnen, Multiplizieren und Addieren Nov 2022
Weather Sep 2022
OEIS Triangle to Square Sep 2022
How Bermuda was Made Sep 2022
Thwaites Glacier Sep 2022
The Analog Clock Jul 2022
Best of Seven Jul 2022
On Average Jun 2022
Interview with James McDonald PhD, PE – Transcript Dec 2021
McDonald discusses his career at Texas Tech in the Department of Engineering and his research on structural damage from natural disasters.
Interview with Ernst Kiesling PhD, PE – Transcript Dec 2021
Father of the safe room
Long Division — Just Write the Answer Oct 2021
I found an exciting article recently; it describes the calculating powers of Professor Craig Aitken.
My Observations Jul 2021
Noticed in passing
Mathematics Books — a Few of the Very Best Jul 2021
Mathematics – a few of my favorite books.
Fascinating Science Lectures Mar 2021
Richard Dawkins
MIT Math Test 1876 Jan 2021
So many solutions.
Best of Seven Outcome Probability Dec 2020
There must be 70 ways to … win the playoff.
knowledge, research, perseverance, adventure Aug 2019
Raspberry Pi with Sunfounder Sensor Kit Dec 2018
The video shows the LCD Display connected to the Raspberry Pi. Easy setup Easy programming
Interesting Websites Nov 2018
Interview with Kishor Mehta PhD, PE, F.SEI – YouTube Sep 2017
Texas Tech University’s reaction to the Lubbock Tornado of 1970 developed into the National Wind Institute.
QuickLinks
Instant Access to all Posts
Short Takes
My Dash apps
My GeoGebra app
What is the most general equation for the area of a triangle?
The Wait calculation
The incessant obsolescence postulate (IOP)
Barnard’s Star and the 'Wait Equation'
IOP counterargument
The amazing arbelos
Japanese temple geometry
★ Sister Celine — a beautiful life
★ John Lienhard IV on Ingenuity
★ Charles Stutzenbaker, Field Biologist
Neal Stephenson on the OS
A few quotations
Tyler TX weather • 🌡 Steve Fitzgerald
Tyler TX weather • 3-day history
Tyler TX weather • calendar month
Tyler TX weather • graph month
East Texas weather • TAMU
★ All of the water in the world
Hacker News (from YCombinator)
Instant Access to all Posts
Short Takes
My Dash apps
My GeoGebra app
What is the most general equation for the area of a triangle?
The Wait calculation
The incessant obsolescence postulate (IOP)
Barnard’s Star and the 'Wait Equation'
IOP counterargument
The amazing arbelos
Barnard’s Star and the 'Wait Equation'
IOP counterargument
Japanese temple geometry
★ Sister Celine — a beautiful life
★ John Lienhard IV on Ingenuity
★ Charles Stutzenbaker, Field Biologist
Neal Stephenson on the OS
A few quotations
Tyler TX weather • 🌡 Steve Fitzgerald
Tyler TX weather • 3-day history
Tyler TX weather • calendar month
Tyler TX weather • graph month
East Texas weather • TAMU
★ All of the water in the world
Hacker News (from YCombinator)
