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XR-2

The XR-2 is an educational robot made by Rhino Robotics. The robot is a multi-jointed arm, having five degrees of freedom. (Not six, unless it is… 
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Papers overview

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2007
2007
Rising exchange rates can lower prices on imported consumer goods. The lower prices have two effects. A substitution effect… 
Review
2003
Review
2003
Populations of Chinese hamster ovary cells selected for resistance to diphtheria toxin were found to be highly enriched for… 
1989
1989
This paper sets forth an approach to robotic kinematics that brings together the use of matrix exponentiation and dual numbers… 
1987
1987
Educational table-top robotic arms are used for robotics instruction at many colleges and universities. One of the most popular… 
1985
1985
A three-level safety control scheme for a robotic workstation has been devised. In this control scheme, three levels of hazard… 
1968
1968
RECENT observations of the Centaurus region1–3 have firmly established the existence of a variable X-ray source, Centaurus XR-2… 
1967
1967
CHODIL et al.1 have suggested that the X-ray flux from the Centaurus XR-2 object varied between 1965 and 1967. In this… 
1967
1967
OF the objects in the southern hemisphere which are generally classified as planetary nebulae1 undoubtedly the two with the most…