 | | Re: Another matrix inverse question (and answer?)
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(...) Yes, that makes sense. Looking back at Travis's code, I see that's basically what's happening there, except that some references to the original matrix should be references to the inverse matrix. He probably used it only to invert rotations (...) (19 years ago, 11-Apr-07, to lugnet.cad)
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| | Re: LDD Model of GG-1 Electric Locomotive - Advice Requested
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(...) Chris, Thank you very much for your comments and insight. Agreed, pivoting from the two inner trucks would reduce the overhang. There are two constraints affecting this design decision: I would like to have the three-wheel trucks on the (...) (19 years ago, 11-Apr-07, to lugnet.trains, FTX)
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| | Re: Educational Experience no longer selling LEGO
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(...) Their order form has a "tick the box" where the options are "personal" and "school/childcare" so I assume this means they are happy to deal with the public. But, if ordering from them, be aware that their listed prices are exclusive of GST, so (...) (19 years ago, 11-Apr-07, to lugnet.loc.au)
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| | Re: Automated shunter/switcher
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(...) Very quick work getting a working decoupler in such a tiny space. I thought you may have bitten off more than you could chew but it seems I've happily been proved wrong. Awesome. (...) Well I'm not UK/US but I'm certainly a native speaker... (...) (19 years ago, 11-Apr-07, to lugnet.trains, FTX)
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| | Re: LDD Model of GG-1 Electric Locomotive - Advice Requested
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(...) Hi Jordan Definitely recognisable as the GG1 48 studs is long - the same length as my GE ES44AC which runs OK through curves. The only 'problem' will be clearance for the centre overhang. Mounting the pivots at the end, the centre of the body (...) (19 years ago, 11-Apr-07, to lugnet.trains, FTX)
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