org.matheclipse.core.reflection.system

Class Cos

java.lang.Object

org.matheclipse.core.eval.interfaces.AbstractFunctionEvaluator

org.matheclipse.core.eval.interfaces.AbstractTrigArg1

org.matheclipse.core.reflection.system.Cos

All Implemented Interfaces:

IFunctionEvaluator, INumeric, IEvaluator

public class Cos
extends AbstractTrigArg1
implements INumeric

Cosine function See Trigonometric functions and Wikipedia - Exact trigonometric constants

Constructor Summary

Constructors

Constructor and Description
Cos()

Method Summary

Modifier and Type	Method and Description
double	evalReal(double[] stack, int top, int size) Evaluate the function to a double number
IExpr	evaluateArg1(IExpr arg1)
IAST	getRuleAST() Get the predefined rules for this function symbol.
IExpr	numericEvalD1(Num arg1) Evaluate this function for one double argument
IExpr	numericEvalDC1(ComplexNum arg1) Evaluate this function for one double complex argument
void	setUp(ISymbol symbol) Evaluate built-in rules and define Attributes for a function.

Methods inherited from class org.matheclipse.core.eval.interfaces.AbstractTrigArg1

evaluate, numericEval, numericEvalArg1

Methods inherited from class org.matheclipse.core.eval.interfaces.AbstractFunctionEvaluator

createRuleFromMethod, getPeriodicParts, getPureImaginaryPart, isNegativeExpression

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Cos

public Cos()

Method Detail

getRuleAST

public IAST getRuleAST()

Description copied from class: AbstractFunctionEvaluator

Get the predefined rules for this function symbol. If no rules are available return null.

Overrides:

getRuleAST in class AbstractFunctionEvaluator

Returns:

evaluateArg1

public IExpr evaluateArg1(IExpr arg1)

Overrides:

evaluateArg1 in class AbstractTrigArg1

numericEvalD1

public IExpr numericEvalD1(Num arg1)

Description copied from class: AbstractTrigArg1

Evaluate this function for one double argument

Overrides:

numericEvalD1 in class AbstractTrigArg1

Parameters:

arg1 - a double number

Returns:

numericEvalDC1

public IExpr numericEvalDC1(ComplexNum arg1)

Description copied from class: AbstractTrigArg1

Evaluate this function for one double complex argument

Overrides:

numericEvalDC1 in class AbstractTrigArg1

Parameters:

arg1 - a double complex number

Returns:

evalReal

public double evalReal(double[] stack,
                       int top,
                       int size)

Description copied from interface: INumeric

Evaluate the function to a double number

Specified by:

evalReal in interface INumeric

Returns:

See Also:

EvalDouble

setUp

public void setUp(ISymbol symbol)
           throws SyntaxError

Description copied from class: AbstractFunctionEvaluator

Evaluate built-in rules and define Attributes for a function.

Specified by:

setUp in interface IEvaluator

Overrides:

setUp in class AbstractFunctionEvaluator

Parameters:

symbol - the symbol which should be set up

Throws:

SyntaxError