ExpToTrig[expr] converts exponentials in expr to trigonometric functions.
FaceGridsStyle is an option for 3D graphics functions that specifies how face grids should be rendered.
FontSize is an option for Style and Cell that specifies the default size in printer's points of the font in which to render text.
GridLinesStyle is an option for 2D graphics functions that specifies how grid lines should be rendered.
ImageConvolve[image, ker] gives the convolution of image with kernel ker.
ImageMargins is an option that specifies the absolute margins to leave around the image displayed for an object.
InputString[] interactively reads in a character string. InputString[prompt] requests input, displaying prompt as a "prompt". InputString[prompt, init] in a notebook front ...
IntegerQ[expr] gives True if expr is an integer, and False otherwise.
Intersection[list_1, list_2, ...] gives a sorted list of the elements common to all the list_i.
KroneckerSymbol[n, m] gives the Kronecker symbol (n/m).