Leen Noordzij – This blog is about, business, climate change, culture, economics, physics, education, Fermat, history, innovation, mathematics, politics, quantum mechanics and technology.

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

Groupthink is the end of humanity.

27 Apr 202427 Apr 2024Leen NoordzijLeave a Comment

De Fermat’s Last Theorem, Pythagorean Triples and The Descente Infinie revisited In Search for the Margin of Diophantus 2024-04-27 Edited §2, typos

2 Apr 20242 Apr 2024Leen NoordzijLeave a Comment

Isoperimetric Inequality and the Isoepifaeic Inequality Updated 2024-04-02

12 Jan 202412 Jan 2024Leen NoordzijLeave a Comment

Mijn geschiedenis van de haven van Pernis. 1942-1954, de haven, het water en de watersnood. Updated 2024-01-12, voetnoot 1 de naam Pernis

21 Dec 2023Leen NoordzijLeave a Comment

A Fractal Approach of Metabolism, Scaling Laws and a Fat Cat. Updated 2023-12-21

13 Nov 202313 Nov 2023Leen NoordzijLeave a Comment

Een UI in de Koelkast, of de Dragelijke Lichtheid van het Zijn. Update 2023-11-13.

7 May 20237 May 2023Leen NoordzijLeave a Comment

Climate Change: From Fossil to Solar, Wind, Hydrogen and Nuclear Updated 2023-05-07 , Edited, and footnote 5 on Geological Hydrogen, footnote 11 NGOs.

21 Apr 202321 Apr 2023Leen NoordzijLeave a Comment

De beginjaren van de THT, een Terugblik An experiment with Liberal Arts at Twente Institute of Technology. Mijn studie en promotie aan de THT 1964-1973. Updated 2023-04-21 voetnoot 2 op pagina 2 en de boekwinkel op pagina 8

20 Feb 202320 Feb 2023Leen NoordzijLeave a Comment

The efficiency, complexity of Organizations and Network Analysis Updated 2023-02-20 , Edited and Chapter 4.2 page 10 Tipping Point Leadership

16 Feb 202316 Feb 2023Leen NoordzijLeave a Comment

A Platform-Expert System to support Business and Society with Compliance for Regulations on Climate Change, GDPR, ADPPA, CCPA, Product Safety, Health, and Supply Chain Transparency Edited and Updated 2023-02-16, Chapter 16 FDRP

10 Jan 202310 Jan 2023Leen NoordzijLeave a Comment

History, Culture and Religion Updated 2023-01-10

dr.l.noordzij@leennoordzij.nl