An Explanation of Action at a Distance How can objects influence one another across empty space? First raised in Newton's work on gravity, the problem of action at a distance has puzzled physicists for centuries. The concepts of fields and curved spacetime emerge to resolve this problem. Posted by Louis Finegan on February 12, 2026 · 6 mins read
Expansion of the Universe: The Friedmann Equation From early measurements of redshifted galaxies to Hubble’s discovery of cosmic expansion, early 20th-century astronomy transformed our view of the universe. The Friedmann equation takes the key parameters of the universe and describes its rate of expansion. Posted by Louis Finegan on January 24, 2026 · 3 mins read
An Introduction to the Heat Equation The Heat Equation is an important Partial Differential Equation in applied mathematics. We will derive the Heat Equation in three dimensions and solve it in one dimension. Posted by Louis Finegan on April 11, 2025 · 13 mins read
Happy Pi Day🥧 A Brief History of Pi and methods used to approximate Pi, including the Leibniz series, Machin's formula and the Chudnovsky algorithm. Posted by Louis Finegan on March 14, 2025 · 6 mins read
Challenger Disaster: O-Rings and Logistic Regression Using logistic regression and the R programming language to investigate the 1986 Space Shuttle Challenger disaster. Posted by Louis Finegan on March 04, 2025 · 17 mins read