2 Aug 20212 Aug 2021Leen NoordzijLeave a Comment on Isoperimetric Inequality: a Proof by Fourier Expansion, and a proof with isosceles triangles Updated 2021-08-02. § 4 analysis isosceles triangles added for n=3 and n>3 . Proof completed. Isoperimetric Inequality: a Proof by Fourier Expansion, and a proof with isosceles triangles Updated 2021-08-02. § 4 analysis isosceles triangles added for n=3 and n>3 . Proof completed.
6 Jul 20216 Jul 2021Leen NoordzijLeave a Comment on Mijn geschiedenis van de haven van Pernis. 1942-1954, de haven, het water en de watersnood. Updated 2021-07-06, Edited Voetnoot 19 op pagina 15 De gedeeltelijk gedempte haven. Mijn geschiedenis van de haven van Pernis. 1942-1954, de haven, het water en de watersnood. Updated 2021-07-06, Edited Voetnoot 19 op pagina 15 De gedeeltelijk gedempte haven.
4 Jul 20214 Jul 2021Leen NoordzijLeave a Comment on De Fermat and the method of ‘Descente infinie’ Updated 2021-07-04 §§ 3.1 and 4. De Fermat and the method of ‘Descente infinie’ Updated 2021-07-04 §§ 3.1 and 4.
22 Jun 202122 Jun 2021Leen NoordzijLeave a Comment on Innovation, Education, Research and Reengineering Updated and Edited 2021-06-22 Conclusions pages 10, 11 and footnote Innovation, Education, Research and Reengineering Updated and Edited 2021-06-22 Conclusions pages 10, 11 and footnote
20 Jun 202120 Jun 2021Leen NoordzijLeave a Comment on Abolish 2.1. Every governmental institution develops into incompetence. Updated 2021-06-20, Conclusions and Epilogue. Abolish 2.1. Every governmental institution develops into incompetence. Updated 2021-06-20, Conclusions and Epilogue.
10 Jun 202110 Jun 2021Leen NoordzijLeave a Comment on 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 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
6 Jun 20216 Jun 2021Leen NoordzijLeave a Comment on Government and Innovation: The Entrepreneurial State Updated 2021-06-06 Chapter 10 on DARPA Government and Innovation: The Entrepreneurial State Updated 2021-06-06 Chapter 10 on DARPA
2 Apr 20212 Apr 2021Leen NoordzijLeave a Comment on A History of Shipping and Propulsion Edited and Updated 2021-04-02 Youtube video’s added. A History of Shipping and Propulsion Edited and Updated 2021-04-02 Youtube video’s added.
12 Feb 202112 Feb 2021Leen NoordzijLeave a Comment on De beginjaren van de THT. An experiment with Liberal Arts at Twente Institute of Technology. Mijn studie en promotie aan de THT 1964-1973. Updated 2021-02-12 Edited and Updated Aanvulling Intermezzo Baccalaureaat. De beginjaren van de THT. An experiment with Liberal Arts at Twente Institute of Technology. Mijn studie en promotie aan de THT 1964-1973. Updated 2021-02-12 Edited and Updated Aanvulling Intermezzo Baccalaureaat.
28 Jan 202128 Jan 2021Leen NoordzijLeave a Comment on de Fermat’s Last Theorem in the marginal line of Diophantus. Updated 2021-01-28 Edited Abstract and up to page 6 de Fermat’s Last Theorem in the marginal line of Diophantus. Updated 2021-01-28 Edited Abstract and up to page 6
