Div[f] gives the divergence, \[Del]\[CenterDot]f, of the vector field f in the default coordinate system. Div[f, coordsys] gives the divergence of f in the coordinate system ...

Mathematica has a rich syntax carefully designed for consistency and efficient, readable entry of Mathematica's many language, mathematical, and other constructs. In addition ...

CreateDocument[] creates an empty document notebook and opens it in the front end.CreateDocument[expr] creates and opens a document notebook containing the expression ...

DataDistribution[ddist, ...] represents a probability distribution of type ddist, estimated from a set of data.

Dimensions[expr] gives a list of the dimensions of expr. Dimensions[expr, n] gives a list of the dimensions of expr down to level n.

Encode["source", " dest"] writes an encoded version of the file source to the file dest. << dest decodes the file before reading its contents. Encode["source", " dest", " ...

Hypergeometric0F1Regularized[a, z] is the regularized confluent hypergeometric function \[Null]_0 F_1 (a; z)/\[CapitalGamma](a).

LengthWhile[list, crit] gives the number of continuous elements e_i starting at the beginning of list for which crit[e_i] is True.

LinearOffsetFunction is an option for linear and generalized linear model fitting functions that specifies a component for the model that is to be assumed known.

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