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====2. to and fro (05.11.2012)==== | ====2. to and fro (05.11.2012)==== | ||
exercising in dimensions:<br /> | |||
[https://vimeo.com/album/2138596/video/52876519 single straight line] | [https://vimeo.com/album/2138596/video/52876519 single straight line] | ||
testing projections: <br /> | |||
<gallery> | <gallery> | ||
File:übereck.jpg| hypercorner | File:übereck.jpg| hypercorner | ||