|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Object com.singularsys.jep.functions.PostfixMathCommand com.singularsys.jep.functions.NaryFunction com.singularsys.jep.misc.functions.RoundSF
public class RoundSF
Rounds to a specific number of significant figures. The single argument constructor rounds to 16 sf the IEEE 754 decimal64 precision. Conversion is achieved by converting to a BigDecimal with the specific precision.
Field Summary |
---|
Fields inherited from class com.singularsys.jep.functions.PostfixMathCommand |
---|
curNumberOfParameters, name, NaN, numberOfParameters |
Constructor Summary | |
---|---|
RoundSF()
|
Method Summary | |
---|---|
java.math.BigDecimal |
bigDecValue(java.lang.String val,
int sf)
|
boolean |
checkNumberOfParameters(int n)
Checks the number of parameters of the function. |
java.lang.Object |
eval(java.lang.Object[] args)
Evaluate the function |
Methods inherited from class com.singularsys.jep.functions.NaryFunction |
---|
run |
Methods inherited from class com.singularsys.jep.functions.PostfixMathCommand |
---|
asArray, asBool, asDouble, asInt, asLong, asStrictInt, asString, checkStack, getName, getNumberOfParameters, setCurNumberOfParameters, setName, toString |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
---|
public RoundSF()
Method Detail |
---|
public boolean checkNumberOfParameters(int n)
PostfixMathCommand
checkNumberOfParameters
in interface PostfixMathCommandI
checkNumberOfParameters
in class PostfixMathCommand
n
- number of parameters function will be called with.
public java.lang.Object eval(java.lang.Object[] args) throws EvaluationException
NaryFunction
eval
in class NaryFunction
args
- arguments to the function
EvaluationException
public java.math.BigDecimal bigDecValue(java.lang.String val, int sf)
|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |