Search results
Results from the WOW.Com Content Network
The method of image charges (also known as the method of images and method of mirror charges) is a basic problem-solving tool in electrostatics.The name originates from the replacement of certain elements in the original layout with fictitious charges, which replicates the boundary conditions of the problem (see Dirichlet boundary conditions or Neumann boundary conditions).
In geometry, the mirror image of an object or two-dimensional figure is the virtual image formed by reflection in a plane mirror; it is of the same size as the original object, yet different, unless the object or figure has reflection symmetry (also known as a P-symmetry).
In chemistry, a molecule or ion is called chiral (/ ˈ k aɪ r əl /) if it cannot be superposed on its mirror image by any combination of rotations, translations, and some conformational changes. This geometric property is called chirality (/ k aɪ ˈ r æ l ɪ t i /).
Conversely, a mirror image of an achiral object, such as a sphere, cannot be distinguished from the object. A chiral object and its mirror image are called enantiomorphs (Greek, "opposite forms") or, when referring to molecules, enantiomers. A non-chiral object is called achiral (sometimes also amphichiral) and can be superposed on its mirror ...
If it seems everyone is talking about bitcoin these days, you're onto something.. The digital currency has been hitting record highs and neared $100,000 this past week, having doubled in value ...
Translation is done by shearing parallel to the xy plane, and rotation is performed around the z axis. To represent affine transformations with matrices, we can use homogeneous coordinates . This means representing a 2-vector ( x , y ) as a 3-vector ( x , y , 1), and similarly for higher dimensions.
Have kids aged 6-to-12 get 9-to-12 hours per night and 13-to-18 get 8-to-10, the American Academy of Sleep Medicine says. Sleep received a C+, the second-highest mark among categories.
Wendy Williams' health has taken a turn for the worse amid her battle with dementia and aphasia. The former "Wendy Williams Show" host, 60, has become "cognitively impaired and permanently ...