Uses of Interface
fr.expression4j.core.Expression

Packages that use Expression

fr.expression4j.core
fr.expression4j.core.impl
fr.expression4j.core.predefine
fr.expression4j.factory

Uses of Expression in fr.expression4j.core

Methods in fr.expression4j.core that return Expression

Expression

Catalog.getExpression(java.lang.String name) Get an expression from the catalog.

Methods in fr.expression4j.core with parameters of type Expression

void	Catalog.addExpression(Expression expression) add an expression to catalog.

Uses of Expression in fr.expression4j.core.impl

Classes in fr.expression4j.core.impl that implement Expression

class

ExpressionImpl Construct expression relative to the BNF: expression ::= term additive-op expression | term additive-op ::= "+" | "-" term ::= factor multiplicatice-op term | factor multiplicative-op ::= "*" | "-" factor ::= (signed-expression "^" factor) | signed-expression signed-expression ::= additive-op simple-expression | simple-expression simple-expression ::= complex | real | constant | variable | function | "(" expression ")" complex ::= real "i" real ::= real-simple | real-simple "e" signed-integer real-simple ::= integer | integer "." integer signed-integer ::= additive-op integer | integer integer ::= number integer | number number ::= 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 constant ::= variable variable ::= letters integer | letters letters ::= letter letters | letter letter ::= a - Z function ::= function-name "(" parameters ")" function-name ::= variable parameters ::= expression "," parameters | expression | "" function-def ::= function-name "(" parameters-def ")=" expression parameters-def ::= variable "," parameters-def | variable | "" expr ::= function-def = expression Valid expression is like: - f()=2*5+1 - g(x)=2.5*x - h(x)=-2e-3*(x+1) - i(x,y)=h(y)*2+sqrt(g(x)) - j(z)=h(2*z+4)-g(h(z)) - ...

class

OptimizedExpression

Methods in fr.expression4j.core.impl that return Expression

Expression

CatalogImpl.getExpression(java.lang.String name)

Methods in fr.expression4j.core.impl with parameters of type Expression

void	CatalogImpl.addExpression(Expression expression)

Uses of Expression in fr.expression4j.core.predefine

Classes in fr.expression4j.core.predefine that implement Expression

class	AbsFunction
class	AbstractFunction
class	AcosFunction
class	AsinFunction
class	AtanFunction
class	CeilFunction
class	CosFunction
class	CoshFunction
class	ExpFunction
class	FloorFunction
class	LogFunction
class	RandomFunction
class	SinFunction
class	SinhFunction
class	SqrtFunction
class	TanFunction

Uses of Expression in fr.expression4j.factory

Methods in fr.expression4j.factory that return Expression

static Expression	ExpressionFactory.createExpression(java.lang.String expression) Create an expression.
static Expression	ExpressionFactory.createExpression(java.lang.String expression, Catalog catalog) Create an expression with the given catalog.
static Expression	ExpressionFactory.createExpression(java.lang.String expression, Catalog catalog, ExpressionModel model) Create an expression with the given catalog and the given expression model.
static Expression	ExpressionFactory.optimizeExpression(Expression expression) Optimize expression Sample: f(x)=2+5-4*x+3*2 => f2(x)=13-4*x

Methods in fr.expression4j.factory with parameters of type Expression

static Expression

ExpressionFactory.optimizeExpression(Expression expression) Optimize expression Sample: f(x)=2+5-4*x+3*2 => f2(x)=13-4*x