Linear Algebra › Section A · Linear equations in linear algebra › Topic A.10
Linear models in science and engineering
Mixing ingredients to hit nutrition targets, finding the currents in a circuit and forecasting how a population shifts between city and suburbs are three very different problems. Each becomes a matrix equation, and the tools of this section solve all three.
In this topic
- Why linear models are everywhere
- Mixing to meet targets
- Worked example: a meal plan
- Electrical networks
- Worked example: two loop currents
- Difference equations
- Worked example: city and suburbs
- Linearity and its limits
- Common mistakes to avoid
- Key takeaways
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