User contributions for Eric Lengyel
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12 October 2024
- 23:2723:27, 12 October 2024 diff hist +3 Translation →Matrix Form current
25 August 2024
- 06:4206:42, 25 August 2024 diff hist +213 Complements No edit summary current
- 06:3306:33, 25 August 2024 diff hist 0 Complements →Explicit Formula
- 06:3006:30, 25 August 2024 diff hist +742 Complements No edit summary
22 August 2024
- 03:1303:13, 22 August 2024 diff hist +11 Interior products →Expansions current
- 01:2201:22, 22 August 2024 diff hist +288 Interior products No edit summary
- 01:1401:14, 22 August 2024 diff hist +243 Interior products No edit summary
11 August 2024
- 02:3902:39, 11 August 2024 diff hist +149 N Projective Geometric Algebra Done Right Created page with "This content has been moved to the following location: [https://terathon.com/blog/pga-done-right.html https://terathon.com/blog/pga-done-right.html]" current
- 02:3702:37, 11 August 2024 diff hist +149 N Symmetries in Projective Geometric Algebra Created page with "This content has been moved to the following location: [https://terathon.com/blog/symmetries-pga.html https://terathon.com/blog/symmetries-pga.html]" current
- 02:3702:37, 11 August 2024 diff hist +159 N Space-Antispace Transform Correspondence in Projective Geometric Algebra Created page with "This content has been moved to the following location. [https://terathon.com/blog/space-antispace-pga.html https://terathon.com/blog/space-antispace-pga.html]" current
10 August 2024
- 03:0203:02, 10 August 2024 diff hist −202 Main Page →Pages current
8 August 2024
- 07:1107:11, 8 August 2024 diff hist 0 Rotation →See Also current
- 07:1107:11, 8 August 2024 diff hist 0 Translation →See Also
- 07:1107:11, 8 August 2024 diff hist 0 m Complement translations Eric Lengyel moved page Reciprocal translations to Complement translations without leaving a redirect current
- 07:1007:10, 8 August 2024 diff hist 0 Complement translations Changed redirect target from Reciprocal translation to Complement translation Tag: Redirect target changed
- 07:1007:10, 8 August 2024 diff hist 0 m Complement translation Eric Lengyel moved page Reciprocal translation to Complement translation without leaving a redirect current
- 07:1007:10, 8 August 2024 diff hist 0 m Complement rotations Eric Lengyel moved page Reciprocal rotations to Complement rotations without leaving a redirect current
- 07:1007:10, 8 August 2024 diff hist 0 Complement rotations Changed redirect target from Reciprocal rotation to Complement rotation Tag: Redirect target changed
- 07:0707:07, 8 August 2024 diff hist 0 m Complement rotation Eric Lengyel moved page Reciprocal rotation to Complement rotation without leaving a redirect current
- 07:0607:06, 8 August 2024 diff hist +533 Transformation groups No edit summary current
14 July 2024
- 02:2602:26, 14 July 2024 diff hist −1 Translation →Exponential Form
8 July 2024
- 01:3101:31, 8 July 2024 diff hist +209 Euclidean angle No edit summary current
- 01:3001:30, 8 July 2024 diff hist +57 Euclidean distance No edit summary current
- 01:2901:29, 8 July 2024 diff hist +76 Interior products No edit summary
- 01:2701:27, 8 July 2024 diff hist +114 Dot products No edit summary current
- 01:2501:25, 8 July 2024 diff hist +38 Unitization No edit summary current
- 01:2501:25, 8 July 2024 diff hist +38 Geometric constraint No edit summary current
- 01:2401:24, 8 July 2024 diff hist +513 Geometric norm No edit summary current
- 01:2101:21, 8 July 2024 diff hist +38 Duals No edit summary current
- 01:2001:20, 8 July 2024 diff hist +76 Flector →Norm current
- 01:1901:19, 8 July 2024 diff hist +95 Motor →Square Root current
- 01:1801:18, 8 July 2024 diff hist +76 Motor →Norm
- 01:1601:16, 8 July 2024 diff hist +6 Plane No edit summary current
- 01:1601:16, 8 July 2024 diff hist +304 Bulk and weight No edit summary current
- 01:1301:13, 8 July 2024 diff hist +263 Errata No edit summary current
2 July 2024
- 23:3923:39, 2 July 2024 diff hist +259 Errata No edit summary
13 May 2024
- 16:5016:50, 13 May 2024 diff hist +67 Errata No edit summary
12 May 2024
- 20:3020:30, 12 May 2024 diff hist +151 Errata No edit summary
- 19:1019:10, 12 May 2024 diff hist +740 N Errata Created page with "This is the errata page for the ''Projective Geometric Algebra Illuminated''. To find out which printing you have, look on the copyright page. == First Printing == * '''Page 84.''' In Table 2.16, both bulk duals of $$\mathbf e_4$$ should be 0. * '''Page 156.''' The number of multiply-adds required for transforming a line with a motor did not include the work needed to calculate $$\mathbf a$$, $$\mathbf b$$, and $$\mathbf c$$. Each cross product adds 6 multiply-adds, s..."
- 01:3301:33, 12 May 2024 diff hist +40 Duals No edit summary
- 01:3101:31, 12 May 2024 diff hist 0 N File:Duals.svg No edit summary current
- 01:3101:31, 12 May 2024 diff hist +162 Duals No edit summary
- 01:3001:30, 12 May 2024 diff hist 0 File:Complements.svg Eric Lengyel uploaded a new version of File:Complements.svg current
4 May 2024
- 04:4904:49, 4 May 2024 diff hist +271 Exercises No edit summary current
- 04:4604:46, 4 May 2024 diff hist +487 Exercises No edit summary
- 04:3804:38, 4 May 2024 diff hist +202 Exercises No edit summary
- 04:3604:36, 4 May 2024 diff hist +961 Exercises No edit summary
29 April 2024
- 01:5301:53, 29 April 2024 diff hist +476 Exercises No edit summary
- 01:4801:48, 29 April 2024 diff hist +918 N Exercises Created page with "These are exercises accompanying the book [https://www.amazon.com/dp/B0CXY8C72T/?tag=terathon-20 ''Projective Geometric Algebra Illuminated'']. == Exercises for Chapter 2 == '''1.''' Show that Equation (2.35) properly constructs a line containing two points $$\mathbf p$$ and $$\mathbf q$$ with non-unit weights by considering $$\mathbf p / p_w \wedge \mathbf q / q_w$$ and then scaling by $$p_wq_w$$. '''2.''' Let $$\mathbf u$$ be a basis element of the 4D projective alg..."