f /: lhs := rhs assigns rhs to be the delayed value of lhs, and associates the assignment with the symbol f.

Together[expr] puts terms in a sum over a common denominator, and cancels factors in the result.

TogglerBar[x, {val_1, val_2, ...}] represents a toggler bar with setting x and with toggler buttons for values val_i to include in the list x.TogglerBar[Dynamic[x], {val_1, ...

TrigReduce[expr] rewrites products and powers of trigonometric functions in expr in terms of trigonometric functions with combined arguments.

ZTransform[expr, n, z] gives the Z transform of expr. ZTransform[expr, {n_1, n_2, ...}, {z_1, z_2, ...}] gives the multidimensional Z transform of expr.

In just one Mathematica command, you can easily specify a calculation that is far too complicated for any computer to do. For example, you could ask for ...

CUDAClosing[img, r] gives the closing of img with respect to a range-r square.CUDAClosing[list, r] gives the closing of list with respect to a range-r square.CUDAClosing[mem, ...

CUDAFourier[list] finds the discrete Fourier transform of a list of complex numbers.CUDAFourier[mem] finds the discrete Fourier transform of a CUDAMemory.

TetGenExport["file.ext", expr] exports data from a TetGen expression into a file. TetGenExport["file", expr, " format"] exports data in the specified format.

TetGenImport["file.ext", expr] imports data from a file into a TetGen expression. TetGenImport["file", expr, "format"] imports data in the specified format.