<hr>
<a name="dataIntersection"></a>
<h2>dataIntersection</h2>
dataIntersection( int[] itE, int[] itB ) &rarr; int[]

<p>return the values which occur in both rank 1 datasets.  Each dataset is sorted.</p>

<h3>Parameters</h3>
itE - a bunch of values.
<br>
itB - a bunch of values.

<h3>Returns:</h3>
the set of values found in both.
<h3>See Also:</h3>
<a href='null'>eventsConjunction(QDataSet, QDataSet)</a> <br>
<br><br>
<a href="https://github.com/autoplot/dev/search?q=dataIntersection&unscoped_q=dataIntersection">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_d.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#dataIntersection">[view on old javadoc]</a>
 <a href="https://sourceforge.net/p/autoplot/code/HEAD/tree/autoplot/trunk/QDataSet/src/org/das2/qds/ops/Ops.java#l5489">[view source]</a>
<br>
<br>
dataIntersection( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> tE, <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> tB ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a><br>
<hr>
<a name="dataset"></a>
<h2>dataset</h2>
dataset( <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html'>Object</a> arg0 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a>

<p>coerce Java objects like arrays Lists and scalars into a QDataSet.  
 This is introduced to mirror the useful Jython dataset command.  This is a nasty business that
 is surely going to cause all sorts of problems, so we should do it all in one place.
 See http://jfaden.net/jenkins/job/autoplot-test029/
 This supports:<ul>
   <li>int, float, double, etc to Rank 0 datasets
   <li>List&lt;Number&gt; to Rank 1 datasets.
   <li>Java arrays of Number to Rank 1-4 qubes datasets
   <li>Strings to rank 0 datasets with units ("5 s" or "2014-01-01T00:00")
   <li>Datums to rank 0 datasets
   <li>DatumRanges to rank 1 bins
   <li>DatumVector to rank 1 datasets.
 </ul></p>

<h3>Parameters</h3>
arg0 - null,QDataSet,Number,Datum,DatumRange,String,List,or array.

<h3>Returns:</h3>
QDataSet
<br><br>
<a href="https://github.com/autoplot/dev/search?q=dataset&unscoped_q=dataset">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_d.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#dataset">[view on old javadoc]</a>
 <a href="https://sourceforge.net/p/autoplot/code/HEAD/tree/autoplot/trunk/QDataSet/src/org/das2/qds/ops/Ops.java#l6458">[view source]</a>
<br>
<br>
dataset( <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html'>Object</a> arg0, <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/datum/Units.html'>Units</a> u ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a><br>
<hr>
<a name="datum"></a>
<h2>datum</h2>
datum( <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html'>Object</a> arg0 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/datum/Datum.html'>Datum</a>

<p>coerce Java objects like numbers and strings into a Datum.
 This is introduced to mirror the useful Jython dataset command.  This is a nasty business that
 is surely going to cause all sorts of problems, so we should do it all in one place.
 See http://jfaden.net:8080/hudson/job/autoplot-test029/
 This supports:<ul>
   <li>int, float, double, etc to Rank 0 datasets
   <li>Strings to rank 0 datasets with units ("5 s" or "2014-01-01T00:00")
   <li>rank 0 datasets 
 </ul></p>

<h3>Parameters</h3>
arg0 - null,QDataSet,Number,Datum, or String.

<h3>Returns:</h3>
Datum
<br><br>
<a href="https://github.com/autoplot/dev/search?q=datum&unscoped_q=datum">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_d.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#datum">[view on old javadoc]</a>
 <a href="https://sourceforge.net/p/autoplot/code/HEAD/tree/autoplot/trunk/QDataSet/src/org/das2/qds/ops/Ops.java#l6662">[view source]</a>
<br>
<br>
<hr>
<a name="datumRange"></a>
<h2>datumRange</h2>
datumRange( <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html'>Object</a> arg0 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/datum/DatumRange.html'>DatumRange</a>

<p>coerce Java objects like arrays and strings into a DatumRange.
 This is introduced to mirror the useful Jython dataset command.  This is a nasty business that
 is surely going to cause all sorts of problems, so we should do it all in one place.
 See http://jfaden.net:8080/hudson/job/autoplot-test029/
 This supports:<ul>
   <li>2-element rank 1 QDataSet
   <li>Strings like ("5 to 15 s" or "2014-01-01")
   <li>2-element arrays and lists
 </ul></p>

<h3>Parameters</h3>
arg0 - null, QDataSet, String, array or List.

<h3>Returns:</h3>
DatumRange
<h3>See Also:</h3>
<a href='null'>boundsDataset(java.lang.String)</a> <br>
<br><br>
<a href="https://github.com/autoplot/dev/search?q=datumRange&unscoped_q=datumRange">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_d.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#datumRange">[view on old javadoc]</a>
 <a href="https://sourceforge.net/p/autoplot/code/HEAD/tree/autoplot/trunk/QDataSet/src/org/das2/qds/ops/Ops.java#l6702">[view source]</a>
<br>
<br>
<hr>
<a name="dblarr"></a>
<h2>dblarr</h2>
dblarr( int len0 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a>

<p>create a rank 1 dataset filled with zeros, stored in 8-byte doubles.</p>

<h3>Parameters</h3>
len0 - the length of the zeroth dimension.

<h3>Returns:</h3>
rank 1 dataset filled with zeros.
<h3>See Also:</h3>
<a href='null'>zeros(int)</a> <br>
<a href='null'>fltarr(int)</a> <br>
<a href='null'>bytarr(int)</a> <br>
<a href='null'>shortarr(int)</a> <br>
<a href='null'>intarr(int)</a> <br>
<a href='null'>lonarr(int)</a> <br>
<br><br>
<a href="https://github.com/autoplot/dev/search?q=dblarr&unscoped_q=dblarr">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_d.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#dblarr">[view on old javadoc]</a>
 <a href="https://sourceforge.net/p/autoplot/code/HEAD/tree/autoplot/trunk/QDataSet/src/org/das2/qds/ops/Ops.java#l3818">[view source]</a>
<br>
<br>
dblarr( int len0, int len1 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a><br>
dblarr( int len0, int len1, int len2 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a><br>
<hr>
<a name="decimate"></a>
<h2>decimate</h2>
decimate( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> ds ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a>

<p>reduce the size of the data by keeping every 10th measurement.</p>

<h3>Parameters</h3>
ds - a qube dataset.

<h3>Returns:</h3>
a decimated qube dataset.
<h3>See Also:</h3>
<a href='null'>decimate(QDataSet, int)</a> <br>
<br><br>
<a href="https://github.com/autoplot/dev/search?q=decimate&unscoped_q=decimate">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_d.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#decimate">[view on old javadoc]</a>
 <a href="https://sourceforge.net/p/autoplot/code/HEAD/tree/autoplot/trunk/QDataSet/src/org/das2/qds/ops/Ops.java#l1596">[view source]</a>
<br>
<br>
decimate( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> ds, int m ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a><br>
decimate( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> ds, int m, int n ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a><br>
<hr>
<a name="dependsOn"></a>
<h2>dependsOn</h2>
dependsOn( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> ds, int dim, <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> dep ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/MutablePropertyDataSet.html'>org.das2.qds.MutablePropertyDataSet</a>

<p>declare that the dataset is a dependent parameter of an independent parameter.
 This isolates the QDataSet semantics, and verifies correctness.  See also link(x,y).</p>

<h3>Parameters</h3>
ds - the dataset
<br>
dim - dimension to declare dependence: 0,1,2.
<br>
dep - the independent dataset.

<h3>Returns:</h3>
the dataset, which may be a copy if the data was not mutable.
<br><br>
<a href="https://github.com/autoplot/dev/search?q=dependsOn&unscoped_q=dependsOn">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_d.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#dependsOn">[view on old javadoc]</a>
 <a href="https://sourceforge.net/p/autoplot/code/HEAD/tree/autoplot/trunk/QDataSet/src/org/das2/qds/ops/Ops.java#l15022">[view source]</a>
<br>
<br>
<hr>
<a name="detrend"></a>
<h2>detrend</h2>
detrend( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> yy, int size ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a>

<p>remove D/C and low-frequency components from the data by subtracting
 out the smoothed data with a boxcar of the given size.  Points on the 
 end are zero.</p>

<h3>Parameters</h3>
yy - rank 1 dataset
<br>
size - size of the boxcar

<h3>Returns:</h3>
dataset
<br><br>
<a href="https://github.com/autoplot/dev/search?q=detrend&unscoped_q=detrend">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_d.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#detrend">[view on old javadoc]</a>
 <a href="https://sourceforge.net/p/autoplot/code/HEAD/tree/autoplot/trunk/QDataSet/src/org/das2/qds/ops/Ops.java#l12461">[view source]</a>
<br>
<br>
detrend( <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html'>Object</a> yy, int size ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a><br>
<hr>
<a name="detrend1"></a>
<h2>detrend1</h2>
detrend1( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> yy, int size ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a>

<p>remove D/C and low-frequency components from the data by subtracting
 out the smoothed data with a boxcar of the given size, along each
 record. Points on the end are zero.</p>

<h3>Parameters</h3>
yy - rank 2 dataset
<br>
size - size of the boxcar

<h3>Returns:</h3>
dataset
<h3>See Also:</h3>
<a href='null'>smooth1(QDataSet, int)</a> <br>
<br><br>
<a href="https://github.com/autoplot/dev/search?q=detrend1&unscoped_q=detrend1">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_d.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#detrend1">[view on old javadoc]</a>
 <a href="https://sourceforge.net/p/autoplot/code/HEAD/tree/autoplot/trunk/QDataSet/src/org/das2/qds/ops/Ops.java#l12478">[view source]</a>
<br>
<br>
<hr>
<a name="diff"></a>
<h2>diff</h2>
diff( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> ds ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a>

<p>return array that is the differences between each successive pair in the dataset.
 Result[i]= ds[i+1]-ds[i], so that for an array with N elements, an array with
 N-1 elements is returned.  When the data has a DEPEND_0, the result
 will have a DEPEND_0 which contains the average of the corresponding points.</p>

<h3>Parameters</h3>
ds - a rank 1 dataset with N elements.

<h3>Returns:</h3>
a rank 1 dataset with N-1 elements.
<h3>See Also:</h3>
<a href='null'>accum(QDataSet)</a> <br>
<br><br>
<a href="https://github.com/autoplot/dev/search?q=diff&unscoped_q=diff">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_d.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#diff">[view on old javadoc]</a>
 <a href="https://sourceforge.net/p/autoplot/code/HEAD/tree/autoplot/trunk/QDataSet/src/org/das2/qds/ops/Ops.java#l13116">[view source]</a>
<br>
<br>
diff( <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html'>Object</a> ds ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a><br>
<hr>
<a name="dimensionCount"></a>
<h2>dimensionCount</h2>
dimensionCount( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> dss ) &rarr; int

<p>returns the number of physical dimensions of a dataset.
 <ul>
 <li>JOIN, BINS   do not increase dataset dimensionality.
 <li>DEPEND       increases dimensionality by dimensionality of DEPEND ds.
 <li>BUNDLE       increases dimensionality by N, where N is the number of bundled datasets.
 </ul>
 Note this includes implicit dimensions taken by the primary dataset:
 <ul>
   <li>Z(time,freq)&rarr;3
   <li>rand(20,20)&rarr;3
   <li>B_gsm(20,[X,Y,Z])&rarr;4
 </ul></p>

<h3>Parameters</h3>
dss - the dataset

<h3>Returns:</h3>
the number of dimensions occupied by the data.
<br><br>
<a href="https://github.com/autoplot/dev/search?q=dimensionCount&unscoped_q=dimensionCount">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_d.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#dimensionCount">[view on old javadoc]</a>
 <a href="https://sourceforge.net/p/autoplot/code/HEAD/tree/autoplot/trunk/QDataSet/src/org/das2/qds/ops/Ops.java#l15459">[view source]</a>
<br>
<br>
dimensionCount( <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html'>Object</a> dss ) &rarr; int<br>
<hr>
<a name="dindgen"></a>
<h2>dindgen</h2>
dindgen( int len0 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a>

<p>returns rank 1 dataset with values [0.,1.,2.,...]</p>

<h3>Parameters</h3>
len0 - an int

<h3>Returns:</h3>
a QDataSet

<br><br>
<a href="https://github.com/autoplot/dev/search?q=dindgen&unscoped_q=dindgen">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_d.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#dindgen">[view on old javadoc]</a>
 <a href="https://sourceforge.net/p/autoplot/code/HEAD/tree/autoplot/trunk/QDataSet/src/org/das2/qds/ops/Ops.java#l3460">[view source]</a>
<br>
<br>
dindgen( int len0, int len1 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a><br>
dindgen( int len0, int len1, int len2 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a><br>
dindgen( int len0, int len1, int len2, int len3 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a><br>
<hr>
<a name="distance"></a>
<h2>distance</h2>
distance( int len0, double c0, double r0 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a>

<p>return a table of distances d[len0] to the indices c0; in units of r0.
 This is motivated by a need for more interesting datasets for testing.</p>

<h3>Parameters</h3>
len0 - the length of the dataset
<br>
c0 - the center point 0
<br>
r0 - the units to normalize in the 0 direction

<h3>Returns:</h3>
rank 2 table
<br><br>
<a href="https://github.com/autoplot/dev/search?q=distance&unscoped_q=distance">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_d.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#distance">[view on old javadoc]</a>
 <a href="https://sourceforge.net/p/autoplot/code/HEAD/tree/autoplot/trunk/QDataSet/src/org/das2/qds/ops/Ops.java#l4874">[view source]</a>
<br>
<br>
distance( int len0, int len1, double c0, double c1, double r0, double r1 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a><br>
<hr>
<a name="div"></a>
<h2>div</h2>
div( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> ds1, <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> ds2 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a>

<p>element-wise div of two datasets with compatible geometry.</p>

<h3>Parameters</h3>
ds1 - a QDataSet
<br>
ds2 - a QDataSet

<h3>Returns:</h3>
a QDataSet

<br><br>
<a href="https://github.com/autoplot/dev/search?q=div&unscoped_q=div">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_d.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#div">[view on old javadoc]</a>
 <a href="https://sourceforge.net/p/autoplot/code/HEAD/tree/autoplot/trunk/QDataSet/src/org/das2/qds/ops/Ops.java#l3041">[view source]</a>
<br>
<br>
div( <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html'>Object</a> ds1, <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html'>Object</a> ds2 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a><br>
<hr>
<a name="divide"></a>
<h2>divide</h2>
divide( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> ds1, <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> ds2 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a>

<p>element-wise divide of two datasets with compatible geometry.  Either
 ds1 or ds2 should be dimensionless, or the units be convertible.
 TODO: units improvements.</p>

<h3>Parameters</h3>
ds1 - the numerator
<br>
ds2 - the divisor

<h3>Returns:</h3>
the ds1/ds2
<br><br>
<a href="https://github.com/autoplot/dev/search?q=divide&unscoped_q=divide">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_d.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#divide">[view on old javadoc]</a>
 <a href="https://sourceforge.net/p/autoplot/code/HEAD/tree/autoplot/trunk/QDataSet/src/org/das2/qds/ops/Ops.java#l2910">[view source]</a>
<br>
<br>
divide( <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html'>Object</a> ds1, <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html'>Object</a> ds2 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a><br>
<hr>
<a name="divp"></a>
<h2>divp</h2>
divp( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> ds1, <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a> ds2 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a>

<p>This div goes with modp, where -18 divp 10 = -2 and -18 modp 10 = 8.
 the div operator always goes towards zero, but divp always goes to
 the more negative number so the remainder is positive.</p>

<h3>Parameters</h3>
ds1 - a QDataSet
<br>
ds2 - a QDataSet

<h3>Returns:</h3>
a QDataSet

<br><br>
<a href="https://github.com/autoplot/dev/search?q=divp&unscoped_q=divp">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_d.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#divp">[view on old javadoc]</a>
 <a href="https://sourceforge.net/p/autoplot/code/HEAD/tree/autoplot/trunk/QDataSet/src/org/das2/qds/ops/Ops.java#l3013">[view source]</a>
<br>
<br>
divp( <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html'>Object</a> ds1, <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html'>Object</a> ds2 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a><br>