Fifty Shades of J

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This is the control page for the project to put Norman Thomson's series of Vector essays Fifty Shades of J on the J wiki.

  • It also serves for now as the Table of Contents.
  • Its official name is the Updates Page.

For more information on the project, see the About Page.

Before making changes please read the Editing Guidelines.

Preamble

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Preamble Norman Thomson Wm yes check.png

Primitives and what they can do

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1. every, each, and a little bit of rank Ian Clark Wm yes check.png
2. A Composition on Composition Jan-Pieter Jacobs Wm yes check.png
3. My J-oinery Workshop Bob Therriault Wm yes check.png
4. Parallel Joins Pascal Jasmin (talk) Wm yes check.png
5. Conjugacy and Rank Chris Burke Wm yes check.png
6. Punctuation and Rank Daniel Lyons Wm yes check.png
7. One Foot in the Grade Don Guinn Wm yes check.png
8. Transpositions, Perms and Combs Don Guinn Wm yes check.png
9. Power Steering extra Don Guinn Wm yes check.png
10. Bonding is Power – how Interesting Don Guinn Wm yes check.png
11. Time for amendment of data Don Guinn Wm yes check.png
12. Obverse to Adverse :.:: a trip along the Brailleway Brian Schott Wm yes check.png
13. If you think J is complex try j Dan Abell Wm yes check.png
14. j is complex? You bet! John Baker Wm yes check.png
15. Cancel, cancel little fraction Devon McCormick Wm yes check.png
16. Thinking by numbers Brian Schott Wm yes check.png

Language Philosophy

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17. Jaesthetics Bob Therriault Wm yes check.png
18. The problem with J is … Vijay Lulla Wm yes check.png
19. Symphony in J minor, op.31 Vijay Lulla Wm yes check.png
20. How to Do Things with Words Chris Burke Wm yes check.png
21. Are you thinking what I’m thinking? John Baker Wm yes check.png
22. Index Lists, Grade Lists, and some simple joins Chris Burke Wm yes check.png

Problem Solving

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23. Some Numerical Problems Analysed in J Dan Abell/David Lambert -> needs test Red x.png
24. Here we go round ... and round and round ... Ric Sherlock Wm yes check.png
25. Two for the Price of One Ric Sherlock Wm yes check.png
26. Working in Groups Ian Clark Wm yes check.png
27. All but one Brian Schott Wm yes check.png

Statistics and Combinatorics

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28. Have you a weight on your mind? Ric Sherlock Wm yes check.png
29. Just say it in J - ANOVA Ric Sherlock Wm yes check.png
30. Just what do they sell at C. and A.? Ian Clark Wm yes check.png
31. A rippling good yarn Jim Russell Wm yes check.png
32. So Easy a Child of 10 … Jan-Pieter Jacobs Wm yes check.png
33. Perming and Combing Devon McCormick Wm yes check.png
34. Combination Lists Devon McCormick Wm yes check.png

Simulation and Operational Research

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35. How many Obtuse angled triangles are there? David Lambert Wm yes check.png
36. ... the stylish part of Vector Jan-Pieter Jacobs Wm yes check.png
37. Greed : patterns for the collapse of Western capitalism David Mitchell Wm yes check.png
38. Shortest Paths Jan-Pieter Jacobs Wm yes check.png

Codes and Ciphers

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39. The I-spy book of J Brian Schott Wm yes check.png
40. The I-spy book of J part 2 Brian Schott Wm yes check.png
41. Suffer the little children …… to bring along their equations Brian Schott Wm yes check.png

More Problem Corners

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42. Fifty ways to tell a fib David Mitchell Wm yes check.png
43. Seeds, Cones and Sunflowers Chris Burke Wm yes check.png
44. Catalan Numbers Chris Burke Wm yes check.png
45. A partial solution to a partial problem Jan-Pieter Jacobs Red x.png
46. Tables and Geometry Jan-Pieter Jacobs Red x.png
47. Musical J-ers Chris Burke Wm yes check.png
48. Heavens above! Jan-Pieter Jacobs Red x.png
49. Financial Maths and J – part 1, IRR and APR Devon McCormick Red x.png
50. Financial Maths and J – part 2; Growth Rates {username} Red x.png

Appendix

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Topics Index Norman Thomson Wm yes check.png
Vocabulary Index Norman Thomson Wm yes check.png