Subsuperscript[x, y, z] is an object that formats as x_y^z.

x_y^z is the low-level box representation for x_y^z in notebook expressions.

SubsuperscriptBoxOptions -> {opt_1 -> val_1, opt_2 -> val_2, ...} is an option for selections that specifies settings for SubsuperscriptBox objects.

Like everything else in Mathematica, notebooks are ultimately symbolic expressions. When you edit notebooks—or apply high-level programmatic functions—Mathematica ...

Underoverscript[x, y, z] is an object that formats as x_y^z.

Superscript[x, y] is an object that formats as x^y.

Subscript[x, y] is an object that formats as x_y. Subscript[x, y_1, y_2, ...] formats as x Subscript[y, 1], Subscript[y, 2], ....

Built into Mathematica are hundreds of powerful notational forms that can be arbitrarily combined and immediately accessed through their symbolic representations. Many common ...

NHoldRest is an attribute which specifies that all but the first argument to a function should not be affected by N.

Registered MIME type: image/png PNG raster image format. Commonly used for graphics and photographic images on the web. PNG is an acronym for Portable Network Graphics. ...