Class LogTwoArg
- java.lang.Object
-
- com.singularsys.jep.functions.PostfixMathCommand
-
- com.singularsys.jep.functions.BinaryFunction
-
- com.singularsys.jep.misc.functions.LogTwoArg
-
- All Implemented Interfaces:
PostfixMathCommandI
,RealBinaryFunction
,java.io.Serializable
public class LogTwoArg extends BinaryFunction implements RealBinaryFunction
Logarithm function where the base is specified in the second argument.- See Also:
- Serialized Form
-
-
Field Summary
-
Fields inherited from class com.singularsys.jep.functions.PostfixMathCommand
curNumberOfParameters, name, NaN, numberOfParameters
-
-
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.Object
eval(java.lang.Object l, java.lang.Object r)
double
evaluate(double l, double r)
java.lang.Object
log(java.lang.Object param, java.lang.Object base)
-
Methods inherited from class com.singularsys.jep.functions.BinaryFunction
instanceOf, instanceOf, run
-
Methods inherited from class com.singularsys.jep.functions.PostfixMathCommand
asArray, asBool, asDouble, asInt, asLong, asStrictInt, asString, checkNumberOfParameters, getName, getNumberOfParameters, setCurNumberOfParameters, setName, toString, toString
-
-
-
-
Constructor Detail
-
LogTwoArg
public LogTwoArg(boolean strict)
Constructor specifying treatment of negative real values- Parameters:
strict
- if true negative real arguments return NaN, otherwise complex results are returned
-
LogTwoArg
public LogTwoArg()
Defaults constructor, negative real arguments result in complex results.
-
-
Method Detail
-
eval
public java.lang.Object eval(java.lang.Object l, java.lang.Object r) throws EvaluationException
- Specified by:
eval
in classBinaryFunction
- Throws:
EvaluationException
-
log
public java.lang.Object log(java.lang.Object param, java.lang.Object base) throws EvaluationException
- Throws:
EvaluationException
-
evaluate
public double evaluate(double l, double r)
- Specified by:
evaluate
in interfaceRealBinaryFunction
-
-