Copyright Fredrik Kahl, 2005. All Rights Reserved. Permission to use [*] this software for academic purposes is hereby granted without fee or royalty, subject to the following conditions. 1. The software is provided "as is" by the copyright holder, with absolutely no actual or implied warranty of correctness, fitness, intellectual property ownership, or anything else whatsoever. You use the software entirely at your own risk. In no event shall the copyright holder be liable for any direct, indirect or perceived damage whatsoever connected with the use of this work. 2. The software may not be distributed [*], whether in its original or modified form, without explicit written consent from the copyright holder. 3. The copyright holder retains all copyright to the work. 4. Any scholarly work, research or publication making use of this software must explicitly acknowledge the copyright holder. In the case of a publication, citation of the work, and authors thereof, titled "Multiple View Geometry and the L-infinity Norm" and published in the International Conference on Computer Vision in Beijing, China, 2005, is deemed sufficient acknowledgement. Permission to use or distribute [*] this software for commercial or military purposes, or under any conditions not covered by the conditions 1-4 above, is NOT granted. Such permission may be obtained subject to explicit prior written consent from the copyright holder. [*] `Use' denotes any use whatsoever including downloading, compilation, execution and modification. `Distribution' includes any distribution of the software and any derived works such as object files, executable programs and libraries.