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Numerical Mathematics in Mathematica   (Mathematica Tutorial)
One of the important features of Mathematica is its ability to give you exact, symbolic, results for computations. There are, however, computations where it is just ...
Assumptions   (Built-in Mathematica Symbol)
Assumptions is an option for functions such as Simplify, Refine, and Integrate that specifies default assumptions to be made about symbolic quantities.
NumberFieldNormRepresentatives   (Built-in Mathematica Symbol)
NumberFieldNormRepresentatives[a, m] gives a list of representatives of classes of algebraic integers of norm \[PlusMinus]m in the field \[DoubleStruckCapitalQ][a] generated ...
TrigExpand   (Built-in Mathematica Symbol)
TrigExpand[expr] expands out trigonometric functions in expr.
How tos   (Mathematica Guide)
A "How to" describes how to carry out particular tasks with Mathematica, giving step-by-step instructions for common cases.
TrigReduce   (Built-in Mathematica Symbol)
TrigReduce[expr] rewrites products and powers of trigonometric functions in expr in terms of trigonometric functions with combined arguments.
Collect   (Built-in Mathematica Symbol)
Collect[expr, x] collects together terms involving the same powers of objects matching x. Collect[expr, {x_1, x_2, ...}] collects together terms that involve the same powers ...
Decompose   (Built-in Mathematica Symbol)
Decompose[poly, x] decomposes a polynomial, if possible, into a composition of simpler polynomials.
FindInstance   (Built-in Mathematica Symbol)
FindInstance[expr, vars] finds an instance of vars that makes the statement expr be True. FindInstance[expr, vars, dom] finds an instance over the domain dom. Common choices ...
MathieuCPrime   (Built-in Mathematica Symbol)
MathieuCPrime[a, q, z] gives the derivative with respect to z of the even Mathieu function with characteristic value a and parameter q.
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