SparseArray[{pos_1 -> val_1, pos_2 -> val_2, ...}] yields a sparse array in which values val_i appear at positions pos_i. SparseArray[{pos_1, pos_2, ...} -> {val_1, val_2, ...

ImageScaled[{x, y}] gives the position of a graphical object in terms of coordinates scaled to run from 0 to 1 across the whole image region in each direction. ...

Overlay[{expr_1, expr_2, ...}] displays as an overlay of all the expr_i.Overlay[{expr_1, expr_2, ...}, {i, j, ...}] displays as an overlay of expr_i, expr_j, ...

PairedZTest[data] tests whether the mean of the data is zero. PairedZTest[{data_1, data_2}] tests whether the means of data_1 and data_2 are equal.PairedZTest[dspec, ...

Pixar image format. Raster image format. Legacy format used in computer animation production systems and in medical imaging. PXR is an acronym derived from Pixar. Stores ...

ListLinePlot[{y_1, y_2, ...}] plots a line through a list of values, assumed to correspond to x coordinates 1, 2, .... ListLinePlot[{{x_1, y_1}, {x_2, y_2}, ...}] plots a ...

If you have special-purpose programs written in C or Fortran, you may want to take formulas you have generated in Mathematica and insert them into the source code of your ...

Toggler[x] represents a toggler button with setting x, that toggles between True and False. Toggler[Dynamic[x]] takes the setting to be the dynamically updated current value ...

The general solution to this equation is found by separation of variables. Even when variables can be separated, the final solution might be accompanied by a warning message ...

Functions to pick out pieces of polynomials. Here is an algebraic expression. This gives the coefficient of x in e.