ImageMultiply[image, x] multiplies each channel value in image by a factor x.ImageMultiply[image_1, image_2] gives an image in which each pixel is the product of the ...

ImageValue[image, {x, y}] gives the pixel value of image at position {x, y}.ImageValue[image, {x, y}, " type"] gives the pixel value converted to the specified type.

SphericalBesselJ[n, z] gives the spherical Bessel function of the first kind j_n (z).

SphericalBesselY[n, z] gives the spherical Bessel function of the second kind y_n (z).

The functions described in "Textual Input and Output Overview" determine how expressions should be formatted when they are printed, but they do not actually cause anything to ...

Representations of real intervals. This represents all numbers between -2 and +5. The square of any number between -2 and +5 is always between 0 and 25.

You can manipulate lists of transformation rules in Mathematica just like other symbolic expressions. It is common to assign a name to a rule or set of rules. This assigns ...

Type the symbol that will have the subscript. Type x. Create a subscript by pressing the Control key and the - key at the same time.

Basic vector operations. This is a vector in three dimensions. This gives a vector u in the direction opposite to v with twice the magnitude.

BellmanFord[g, v] gives a shortest-path spanning tree and associated distances from vertex v of graph g. The shortest-path spanning tree is given by a list in which element i ...