Samir Varma
Physicist, author, inventor, and hedge fund manager. Beatles & Pink Floyd fan. I love AI, physics, science, markets, economics, squash, guitar. My book, The Science of Free Will, https://amzn.to/4aMQJD1 is out now!
| Platform |  | Pricing | Only free issues | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 95 | Founded | 2 years ago | Last Issue | 8 days ago |
| Active | |||||
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samirvarma.substack.comLatest Issues
The Price of an Assumption
In 1993 Silas Beane and I published a short paper in Physics Letters B with an unfashionable thesis: you cannot learn physics from unitarity alone.
Unitarity is the requirement that probabilities add up to one. It is an axiom, and axioms c...
Scrooge McDuck Goes to Stockholm
Last week, in You Can’t Tax Scrooge McDuck, I made three claims and granted one courtesy. The claims: a fortune is claims on goods, not the goods themselves — you can no more tax Scrooge’s idle hoard into a bridge than you can eat a...
You Can't Tax Scrooge McDuck
The pitch is always the same, and it is always seductive.
Somewhere out there is a pile. A great, glittering, obscene pile of money, and a small number of people are sitting on top of it doing nothing useful. The pile just sits there, the...
I Read My Own Filing Cabinet
This is another in an occasional series on trading and quantitative finance.
Sometime this spring I did something I had been putting off for two decades, and I mean the title literally. Since 2005 I have kept three repositories of r...
The Only Thing a Quantum Computer Is Good At Is Being One
Ask anyone to explain why quantum computers are fast and you will get the same answer. A classical bit is 0 or 1, but a qubit can be both at once, so a quantum computer “tries all the answers in parallel.” Three hundred qubits, 2^300...
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Physicist, author, inventor, hedge fund manager, green tech pioneer. Beatles & Pink Floyd fan. I love AI, physics, science, markets, economics, squash, guitar. My book, The Science of Free Will, https://amzn.to/4aMQJD1 is out now!
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