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Differential Equations

Exploring methods for solving differential equations and understanding their underlying structure.

Mathematics

+5

The Product Rule + Chain Rule

Sep 14, 2026

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1 min read

The Product Rule + Chain Rule

Two rules, one derivative

Joseph Foster
Joseph Foster

Mechanical Vibrations

+6

When Portfolios Behave Like Damped Springs

Sep 7, 2026

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3 min read

When Portfolios Behave Like Damped Springs

Using differential equations to model portfolio movement, damping, and mean reversion

Joseph Foster
Joseph Foster

Math Education

+3

Solving Differential Equations: The Characteristic Equation

Aug 31, 2026

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1 min read

Solving Differential Equations: The Characteristic Equation

How a simple derivative property leads to the general solution

Joseph Foster
Joseph Foster

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