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# Leen Noordzij

## When everybody is going in one direction, choose another one.

## Innovation and Its Fallacies. Expect the improbable. A change from exnovation to innovation. Updated 2022-01-21 Prologue Serendipity

## Adaptation to Climate via Morphological Change. Optimizing Heat Exchange Updated 2022-01-08 and Edited Toucan

## Isoperimetric Inequality and the Isoepifaeic Inequality Updated 2022-01-02 footnote 2, page 31

## Quantum Mechanics and the Theoretical Minimum Updated 2021-08-16 Section 4.8 Ignoring the Phase Factor in Exercise 3.4 and the matrix σn some phase factors could not be ignored.

## Raindrops keep falling on my umbrella. Or how to survive as an umbrella manufacturer. Edited and Updated 2021-07-06.

## De Fermat and the method of ‘Descente infinie’ Updated 2021-07-04 §§ 3.1 and 4.

## Quantum Mechanics in Texas, The Graduate Course Updated 2021-06-27 Section 5.4 Intermezzo Baker-Hausdorff Lemma

## Abolish 2.1. Every governmental institution develops into incompetence. Updated 2021-06-20, Conclusions and Epilogue.

## Archimedes’ Lever, Trisectrice of an angle by Geometrical Iteration Updated 2021-06-10, Edited and § 6.11: direct geometrical iteration of β/3 for 2π/3<β<2π

## The Theoretical Minimum to Study Classical Physics Updated 2021-06-10 Edited, A.2.3 Mathematical Proof of Kepler’s Swiped Area Law, page 55 of my notes

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Groupthink is the end of humanity.