IndependentVertexSetQ[g, vlist] yields True if the vertex list vlist is an independent vertex set in the graph g and False otherwise.

Indeterminate is a symbol that represents a numerical quantity whose magnitude cannot be determined.

IndexGraph[g] replaces the vertices of the graph g by its vertex indexes. IndexGraph[g, r] replaces the vertices with integers r, r + 1, ....

Infinity or \[Infinity] is a symbol that represents a positive infinite quantity.

Information[symbol] prints information about a symbol.

InitializationCellEvaluation is an option for notebooks that specifies whether initialization cells in a notebook are automatically evaluated when the notebook is opened.

InitializationCell is an option for Cell that specifies whether the cell should be tagged to be evaluated by the Mathematica kernel when the notebook that contains it is ...

InitializationCellWarning is an option for notebooks that specifies whether a warning should be given when a notebook containing initialization cells is opened.

InitializationGroup is an option for the first cell of a cell group that specifies whether the group should be tagged to be evaluated by the Mathematica kernel when the ...

Initialization is an option for Dynamic, DynamicModule, Manipulate, and related constructs that specifies an expression to be evaluated when the construct is first used or ...