NumericRTable.select
access a Numeric stored in the NumericRTable
Calling Sequence
Parameters
Description
Examples
Numeric select( int index[] ) throws MapleException
index
-
index of the entry to select
The select function returns the Java Numeric indexed by index in the NumericRTable
The index parameter is an array of integers, one for each dimension of the NumericRTable. Each integer must be within the bounds determined by lowerBound and upperBound. The index for dimension i is stored in the array at position i−1.
import com.maplesoft.openmaple.*;
import com.maplesoft.externalcall.MapleException;
class Example
{
public static void main( String notused[] ) throws MapleException
String[] mapleArgs = { "java" };
Engine engine = new Engine( mapleArgs, new EngineCallBacksDefault(), null, null );
NumericRTable a1 = (NumericRTable)engine.evaluate( "Array( 1..2, 1..2, [[2^100,2^101],[2^102, 2^103]], datatype=sfloat ):" );
int[] index = new int[2];
index[0] = 1;
index[1] = 1;
System.out.println( a1.select( index ) );
index[0] = 2;
index[1] = 2;
}
Executing this code produces the following output.
.1267650600e31
.5070602401e31
.2535301200e31
.1014120480e32
See Also
ExternalCalling/Java/MapleException
OpenMaple
OpenMaple/Java/API
OpenMaple/Java/Numeric
OpenMaple/Java/NumericRTable
OpenMaple/Java/NumericRTable/assign
OpenMaple/Java/RTable
OpenMaple/Java/RTable/lowerBound
OpenMaple/Java/RTable/upperBound
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