Package com.singularsys.jep.functions

Class Multiply

java.lang.Object

com.singularsys.jep.functions.PostfixMathCommand

com.singularsys.jep.functions.NaryBinaryFunction

com.singularsys.jep.functions.Multiply

All Implemented Interfaces:

PostfixMathCommandI, RealBinaryFunction, Serializable

Direct Known Subclasses:

BigDecMul

public class Multiply
extends NaryBinaryFunction
implements RealBinaryFunction

The multiplication function. Typically used with two arguments, but can work with any number of arguments, assuming associativity.

Since:

Jep 4.1 can work with List<?>.

See Also:

• Serialized Form

Field Summary

Fields inherited from class com.singularsys.jep.functions.PostfixMathCommand

curNumberOfParameters, description, name, NaN, numberOfParameters

Constructor Summary

Constructors

Constructor	Description
Multiply()

Method Summary

Modifier and Type	Method	Description
Object	eval(Object l, Object r)	Evaluate given a pair of arguments.
double	evaluate(double l, double r)
static Complex	mul(Complex c1, Complex c2)
static Complex	mul(Complex c, Number d)
static Double	mul(Number d1, Number d2)
Object	mul(Object param1, Object param2)
Vector<Object>	mul(Object d, List<?> v)
Vector<Object>	mul(List<?> v, Object d)

Methods inherited from class com.singularsys.jep.functions.NaryBinaryFunction

checkNumberOfParameters, eval, instanceOf, instanceOf, instanceOf, instanceOf, run

Methods inherited from class com.singularsys.jep.functions.PostfixMathCommand

asArray, asBool, asDouble, asInt, asLong, asStrictInt, asString, asType, getDescription, getDescription, getDescriptionWithType, getName, getNumberOfParameters, setCurNumberOfParameters, setDescription, setName, toString, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

Multiply

public Multiply()

Method Details

eval

public Object eval(Object l,
 Object r)
            throws EvaluationException

Description copied from class: NaryBinaryFunction

Evaluate given a pair of arguments. Must be specified for all implementing classes.

Specified by:

eval in class NaryBinaryFunction

Parameters:

l - lhs argument

r - rhs argument

Returns:

result of applying the function to the arguments

Throws:

EvaluationException - on error.

mul

public Object mul(Object param1,
 Object param2)
           throws EvaluationException

Throws:

EvaluationException

mul

public static Double mul(Number d1,
 Number d2)

mul

public static Complex mul(Complex c1,
 Complex c2)

mul

public static Complex mul(Complex c,
 Number d)

mul

public Vector<Object> mul(List<?> v,
 Object d)
                   throws EvaluationException

Throws:

EvaluationException

mul

public Vector<Object> mul(Object d,
 List<?> v)
                   throws EvaluationException

Throws:

EvaluationException

evaluate

public double evaluate(double l,
 double r)

Specified by:

evaluate in interface RealBinaryFunction