This page is only really interesting because it contains a Javascript -program. You seem to have Javascript turned off, so it won't work very -well. +program. You seem to have Javascript turned off, so it won’t work very +well. It only requires first-party scripts; +see Privacy for more details.
For best results, roll the strip in as few passes as you can handle. +
You can see the detailed equations +used for this calculation if you’re interested. +
Boxes with light red or white backgrounds are entry boxes for you to @@ -194,6 +200,36 @@ will be in millimetres; if you use inches, the results will be in inches. Whatever you use, the results are displayed to only 3 decimal places. +
The code which makes this page work +is free +software. You +can browse or download +it, modify it, and/or redistribute it under the terms of the +GNU +General Public License, version 2 or, at your option, any later +version. + +
If you make interesting changes, I’d be very grateful to know +about them. Please mail me +patches. + +
The Javascript machinery on this page was written by Mark Wooding; +the text was written by Mark Wooding and Gary Wooding. The data used +to derive the computation was provided by Gary Wooding. + +
There are no cookies or other trackers here. This page does not use +externally hosted scripts, fonts, images, or anything else. The server +has logged your IP address, which helps me fix things if they go wrong; +mostly things work fine and the logs are discarded after a couple of +weeks. + +
Most web browsers can save a version of this page which can be used +offline. +