ExcludePods is an option to WolframAlpha that specifies pod IDs to exclude from the results.
Exclusions is an option that specifies where to exclude in regions used by functions like Plot, Plot3D, and NIntegrate.
ExclusionsStyle is an option to plotting functions that specifies how to render subregions excluded according to Exclusions.
Exists
(Built-in Mathematica Symbol) Exists[x, expr] represents the statement that there exists a value of x for which expr is True. Exists[x, cond, expr] states that there exists an x satisfying the condition ...
Exit
(Built-in Mathematica Symbol) Exit[] terminates a Mathematica kernel session.
ExpandAll[expr] expands out all products and integer powers in any part of expr. ExpandAll[expr, patt] avoids expanding parts of expr that do not contain terms matching the ...
ExpandDenominator[expr] expands out products and powers that appear as denominators in expr.
ExpandFileName["name"] textually expands name to have the form of an absolute file name for your operating system.
Expand
(Built-in Mathematica Symbol) Expand[expr] expands out products and positive integer powers in expr. Expand[expr, patt] leaves unexpanded any parts of expr that are free of the pattern patt. >
ExpandNumerator[expr] expands out products and powers that appear in the numerator of expr.