Concept index: E – L

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	Index Entry	Section

E
	`epsilon_tensor()`	4.14.6.4 Spinor metric tensor
	`Euler`	4.7 Constants
	Euler numbers	5.9 Symbolic differentiation
	`eval()`	4.2 Automatic evaluation and canonicalization of expressions
	`eval()`	6.5.3 Automatic evaluation
	`evalf()`	4.7 Constants
	`evalf()`	5.2 Numerical evaluation
	`evalm()`	4.13 Matrices
	evaluation	4.2 Automatic evaluation and canonicalization of expressions
	evaluation	6.2.2 The cosine function
	evaluation	6.5.3 Automatic evaluation
	`ex_is_equal` (class)	5.1.4 Ordering expressions
	`ex_is_less` (class)	5.1.4 Ordering expressions
	`ex_to<…>()`	5.1.1 Checking expression types
	exceptions	4.3 Error handling
	`exhashmap` (class)	4.16 Hash Maps
	`exp()`	5.12.1 Overview
	`expand()`	4.14.5 Simplifying indexed expressions
	`expand()`	5.7.2 Expanding and collecting
	`expand_dummy_sum()`	4.14.4 Dummy indices
	expression (class `ex`)	4.1 Expressions

F
	`factorial()`	5.12.1 Overview
	factorization	5.7.7 Square-free decomposition
	`fibonacci()`	4.6.2 Numeric functions
	`find()`	5.4.2 Matching parts of expressions
	fraction	4.6 Numbers
	fsolve	2.2 What it can do for you
	FUNCP_1P	5.15.3 Compiling expressions to C function pointers
	FUNCP_2P	5.15.3 Compiling expressions to C function pointers
	FUNCP_CUBA	5.15.3 Compiling expressions to C function pointers
	`function` (class)	4.10 Mathematical functions

G
	`G()`	5.12.1 Overview
	`G()`	5.12.1 Overview
	Gamma function	4.10 Mathematical functions
	gamma function	5.12.1 Overview
	garbage collection	A.1 Expressions are reference counted
	GCD	5.7.6 GCD, LCM and resultant
	`gcd()`	5.7.6 GCD, LCM and resultant
	`get_dim()`	4.14.1 Indexed quantities and their indices
	`get_free_indices()`	4.14.3 Symmetries
	`get_value()`	4.14.1 Indexed quantities and their indices
	ginac-excompiler	5.15.3 Compiling expressions to C function pointers
	`ginsh`	2.2 What it can do for you
	`ginsh`	4.8 Sums, products and powers
	`ginsh`	6.1 What doesn't belong into GiNaC
	GMP	4.6 Numbers

H
	`H()`	5.12.1 Overview
	harmonic polylogarithm	5.12.2 Multiple polylogarithms
	`has()`	4.1 Expressions
	`has()`	5.4.2 Matching parts of expressions
	hash maps	4.16 Hash Maps
	Hermite polynomial	2.1 How to use it from within C++
	hierarchy of classes	4.5 Symbols
	hierarchy of classes	6.5.1 GiNaC's run-time type information system
	history of GiNaC	1. Introduction
	`hold()`	6.2.2 The cosine function
	`hold()`	6.5.3 Automatic evaluation
	hyperbolic function	4.10 Mathematical functions

I
	`I`	4.6 Numbers
	I/O	5.15 Input and output of expressions
	`idx` (class)	4.14 Indexed objects
	`imag()`	4.6.2 Numeric functions
	`imag_part()`	5.12.1 Overview
	`index_dimensions`	5.15.1 Expression output
	`indexed` (class)	4.14 Indexed objects
	`info()`	5.1.1 Checking expression types
	input of expressions	5.15.2 Expression input
	installation	3.4 Installing GiNaC
	`integral` (class)	4.12 Integrals
	`inverse()` (matrix)	4.13 Matrices
	`inverse()` (numeric)	4.6.2 Numeric functions
	`iquo()`	4.6.2 Numeric functions
	`irem()`	4.6.2 Numeric functions
	`is_a<…>()`	5.1.1 Checking expression types
	`is_equal()`	5.1.3 Comparing expressions
	`is_equal_same_type()`	6.5.4 Optional member functions
	`is_exactly_a<…>()`	5.1.1 Checking expression types
	`is_polynomial()`	5.7.1 Testing whether an expression is a polynomial
	`is_zero()`	5.1.3 Comparing expressions
	`is_zero_matrix()`	4.13 Matrices
	`isqrt()`	4.6.2 Numeric functions
	iterators	5.1.2 Accessing subexpressions

L
	`latex`	5.15.1 Expression output
	Laurent expansion	5.10 Series expansion
	LCM	5.7.6 GCD, LCM and resultant
	`lcm()`	5.7.6 GCD, LCM and resultant
	`ldegree()`	5.7.3 Degree and coefficients
	`let_op()`	6.4.4 Subexpressions
	`let_op()`	6.5.5 Other member functions
	`lgamma()`	5.12.1 Overview
	`Li()`	5.12.1 Overview
	`Li2()`	5.12.1 Overview
	link_ex	5.15.3 Compiling expressions to C function pointers
	lists	4.9 Lists of expressions
	`log()`	5.12.1 Overview
	`lorentz_eps()`	4.14.6.4 Spinor metric tensor
	`lorentz_g()`	4.14.6.2 General metric tensor
	`lsolve()`	5.14 Solving linear systems of equations
	`lst` (class)	4.9 Lists of expressions
	`lst_to_clifford()`	4.15.1.2 A generic Clifford algebra
	`lst_to_matrix()`	4.13 Matrices

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