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andy lightfoot
Intro
Blog
PRINCIPLES OF UNCERTAINTY (2025)
THE HALL EFFECT (2025)
ENTROPIC (2024)
EQUATIONS OF STATE (2024)
COSMOLOGIA GENERALIS (2023)
PHASE SPACE TRANSFORMATIONS (2023)
LEMAÎTRE SOLUTIONS (2022)
FIRST ORDER IN SPACE AND TIME (2022)
THE KILLING HORIZON (2021)
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PRINCIPLES OF UNCERTAINTY (2025)
THE HALL EFFECT (2025)
ENTROPIC (2024)
EQUATIONS OF STATE (2024)
COSMOLOGIA GENERALIS (2023)
PHASE SPACE TRANSFORMATIONS (2023)
LEMAÎTRE SOLUTIONS (2022)
FIRST ORDER IN SPACE AND TIME (2022)
THE KILLING HORIZON (2021)
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TODAY’S BIRD COUNT
Andy Lightfoot 04/02/2026 Andy Lightfoot 04/02/2026

TODAY’S BIRD COUNT

A list and tally of all the birds I saw on today’s riverside walk…

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