# Wolfram Language & System 11.0 (2016)|Legacy Documentation

This is documentation for an earlier version of the Wolfram Language.
WOLFRAM LANGUAGE GUIDE

# Algebraic Transformations

The Wolfram Language includes functions for performing a variety of specific algebraic transformations. Some are algorithmically straightforward; others include highly sophisticated algorithms, many developed and refined at Wolfram Research.

## ReferenceReference

### General Operations

Simplify apply transformations to try to simplify an expression

FullSimplify apply a full set of simplification transformations

FunctionExpand attempt to expand in terms of more elementary functions

PowerExpand expand powers, assuming positive real variables, etc.

ComplexExpand expand complex functions into real and imaginary parts, etc.

### Polynomial Functions »

Expand expand out products and powers

Factor factor sums into products and powers

Collect collect similar terms together

### Rational Functions »

Together put over a common denominator

Apart break apart into partial fractions

### Piecewise Functions

PiecewiseExpand expand out piecewise functions into explicit components

### Trigonometric Functions »

TrigToExp, ExpToTrig convert between exponentials and trigonometric functions

### Algebraic Numbers & Functions »

RootReduce try to merge all roots to a single root

### MeijerG Functions

MeijerGReduce try to reduce special functions to MeijerG functions

### Holonomic Functions and Sequences

DifferentialRootReduce reduce function combinations to a holonomic function

DifferenceRootReduce reduce sequence combinations to a holonomic sequence

### Logical & Boolean Operations

LogicalExpand expand out Boolean expressions

BooleanConvert convert a Boolean expression into canonical forms (DNF, CNF, etc.)

BooleanMinimize find a minimal two-level Boolean form

### Simplification Control

Assumptions assumptions to make

ComplexityFunction how to rank the complexity of expressions