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Math Mindset

Terezija Semenski

Learn how to think like a mathematician and stay ahead in AI

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Issues31Foundeda year agoLast Issue3 days ago
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Latest Issues

I woke up angry at 4:37 a.m.

In the last few days alone, seven different families reached out to me. Not asking. Begging. They wanted help with their kids’ mathematics.

If you live in Croatia like I do, you already know school finished on the 12th of June. So there ar...

3 days ago
14
12

What is LU decomposition?

Every time you call np.linalg.solve(A, b), something elegant happens under the hood. NumPy doesn’t invert the matrix A. Matrix inversion is expensive, numerically fragile for large systems, and wasteful if you need to solve the same system...

13 days ago
15
2

I have a quick question for you

I want to ask you something directly.

I’ve been writing Math Mindset for a year now. Teaching math for ML through online workshops, LinkedIn courses, and this newsletter.

Thanks for reading Math Mindset! Subscribe for free to receive new...

a month ago
18

What is Singular value decomposition (SVD)?

Netflix has approximately 300 million users and 15,000 movies.

That’s roughly 4.5 trillion possible user-movie combinations to search through.

Comparing every user to every movie in real time? Impossibly slow.

So instead of brute-forcing...

a month ago
43
8

The critical thinking toolkit for the AI age

You’ve probably been in this situation. A colleague shares a report with a clean formatting, confident numbers, logical conclusions. A tool generates an analysis in seconds. A news article cites a study. Everything sounds right. So you nod,...

a month ago
22

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  • Terezija Semenski

    LinkedIn Learning [in]structor with 15 courses taken by 300,000+ students ♦ I help people and companies master AI and math fundamentals faster ♦ Mathematician ♦ ML engineer

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