<hr>
<a name="ones"></a>
<h2>ones</h2>
ones( int len0 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a>

<p>return new dataset filled with ones.</p>

<h3>Parameters</h3>
len0 - the length of the first index.

<h3>Returns:</h3>
dataset filled with ones.
<br><br>
<a href="https://github.com/autoplot/dev/search?q=ones&unscoped_q=ones">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_o.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#ones">[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#l4435">[view source]</a>
<br>
<br>
ones( int len0, int len1 ) &rarr; <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/qds/QDataSet.html'>QDataSet</a><br>
ones( 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>
ones( 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="or"></a>
<h2>or</h2>
or( <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 logical or function.  
 returns 1 where ds1 is non-zero or ds2 is non-zero.  Note
 that or(fill,1) is currently fill, not 1, as are all binary
 operators.</p>

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

<h3>Returns:</h3>
a QDataSet

<h3>See Also:</h3>
<a href='null'>bitwiseOr(QDataSet, QDataSet)</a> <br>
<br><br>
<a href="https://github.com/autoplot/dev/search?q=or&unscoped_q=or">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_o.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#or">[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#l3261">[view source]</a>
<br>
<br>
or( <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="outerProduct"></a>
<h2>outerProduct</h2>
outerProduct( <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>returns outerProduct of two rank 1 datasets, a rank 2 dataset with 
 elements R[i,j]= ds1[i] * ds2[j].</p>

<h3>Parameters</h3>
ds1 - rank 1 dataset length m.
<br>
ds2 - rank 1 dataset of length n.

<h3>Returns:</h3>
rank 2 dataset that is m by n.
<br><br>
<a href="https://github.com/autoplot/dev/search?q=outerProduct&unscoped_q=outerProduct">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_o.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#outerProduct">[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#l11005">[view source]</a>
<br>
<br>
outerProduct( <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="outerSum"></a>
<h2>outerSum</h2>
outerSum( <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>returns outerSum of two rank 1 datasets, a rank 2 dataset with
 elements R[i,j]= ds1[i] + ds2[j].</p>

<h3>Parameters</h3>
ds1 - a rank 1 dataset of length m
<br>
ds2 - a rank 1 dataset of length n

<h3>Returns:</h3>
a rank 2 dataset[m,n]
<br><br>
<a href="https://github.com/autoplot/dev/search?q=outerSum&unscoped_q=outerSum">[search for examples]</a>
 <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/qds/ops/Ops_o.md">[view on GitHub]</a>
 <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/qds/ops/Ops.html#outerSum">[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#l11058">[view source]</a>
<br>
<br>
outerSum( <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>