<h2>org.das2.datum.RationalNumber</h2><p>represent a rational number</p> <h2>RationalNumber( double d )</h2> <p>create a rationalNumber that is very close to d.</p> <h2>RationalNumber( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/datum/Ratio.html'>org.das2.datum.Ratio</a> n, <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/datum/Ratio.html'>org.das2.datum.Ratio</a> exp )</h2> <p>create a rationalNumber with n * 10^exp</p> <h2>RationalNumber( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/datum/Ratio.html'>org.das2.datum.Ratio</a> n )</h2> <p>create a rationalNumber with n * 10^exp</p> <h2>RationalNumber( int n )</h2> <p>create a rationalNumber with n * 10^exp</p> <h2>RationalNumber( int n, int d )</h2> <p>create a new rational number with numerator n and denominator d. The result will be n/d*10^0</p> <hr> <a name="divide"></a> <h2>divide</h2> divide( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/datum/RationalNumber.html'>org.das2.datum.RationalNumber</a> number ) → <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/datum/RationalNumber.html'>org.das2.datum.RationalNumber</a> <p>divide by the number.</p> <h3>Parameters</h3> number - a RationalNumber <h3>Returns:</h3> an org.das2.datum.RationalNumber <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/datum/RationalNumber.md">[view on GitHub]</a> <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/datum/RationalNumber.html#divide">[view on old javadoc]</a> <a href="https://saturn.physics.uiowa.edu/svn/das2/dasCore/community/autoplot2011/trunk/dasCoreDatum/src/org/das2/datum/RationalNumber.java">[view source]</a> <br> <br> <hr> <a name="doubleValue"></a> <h2>doubleValue</h2> doubleValue( ) → double <p>return a close representation using double.</p> <h3>Returns:</h3> a double <br><br> <a href="https://github.com/autoplot/dev/search?q=doubleValue&unscoped_q=doubleValue">[search for examples]</a> <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/datum/RationalNumber.md">[view on GitHub]</a> <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/datum/RationalNumber.html#doubleValue">[view on old javadoc]</a> <a href="https://saturn.physics.uiowa.edu/svn/das2/dasCore/community/autoplot2011/trunk/dasCoreDatum/src/org/das2/datum/RationalNumber.java">[view source]</a> <br> <br> <hr> <a name="isOne"></a> <h2>isOne</h2> isOne( ) → boolean <p>return true if the number is 1.</p> <h3>Returns:</h3> true if the number is 1. <br><br> <a href="https://github.com/autoplot/dev/search?q=isOne&unscoped_q=isOne">[search for examples]</a> <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/datum/RationalNumber.md">[view on GitHub]</a> <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/datum/RationalNumber.html#isOne">[view on old javadoc]</a> <a href="https://saturn.physics.uiowa.edu/svn/das2/dasCore/community/autoplot2011/trunk/dasCoreDatum/src/org/das2/datum/RationalNumber.java">[view source]</a> <br> <br> <hr> <a name="isZero"></a> <h2>isZero</h2> isZero( ) → boolean <p>return true if the number is 0.</p> <h3>Returns:</h3> true if the number is 0. <br><br> <a href="https://github.com/autoplot/dev/search?q=isZero&unscoped_q=isZero">[search for examples]</a> <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/datum/RationalNumber.md">[view on GitHub]</a> <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/datum/RationalNumber.html#isZero">[view on old javadoc]</a> <a href="https://saturn.physics.uiowa.edu/svn/das2/dasCore/community/autoplot2011/trunk/dasCoreDatum/src/org/das2/datum/RationalNumber.java">[view source]</a> <br> <br> <hr> <a name="multiply"></a> <h2>multiply</h2> multiply( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/datum/RationalNumber.html'>org.das2.datum.RationalNumber</a> number ) → <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/datum/RationalNumber.html'>org.das2.datum.RationalNumber</a> <p>multiply by the number</p> <h3>Parameters</h3> number - a RationalNumber <h3>Returns:</h3> an org.das2.datum.RationalNumber <br><br> <a href="https://github.com/autoplot/dev/search?q=multiply&unscoped_q=multiply">[search for examples]</a> <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/datum/RationalNumber.md">[view on GitHub]</a> <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/datum/RationalNumber.html#multiply">[view on old javadoc]</a> <a href="https://saturn.physics.uiowa.edu/svn/das2/dasCore/community/autoplot2011/trunk/dasCoreDatum/src/org/das2/datum/RationalNumber.java">[view source]</a> <br> <br> <hr> <a name="parse"></a> <h2>parse</h2> parse( <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/String.html'>String</a> s ) → <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/datum/RationalNumber.html'>org.das2.datum.RationalNumber</a> <p>parse the string to get the RationalNumber. This simply calls Double.parseDouble, but a future implementation could do a better job of this.</p> <h3>Parameters</h3> s - the string. <h3>Returns:</h3> the RationalNumber <br><br> <a href="https://github.com/autoplot/dev/search?q=parse&unscoped_q=parse">[search for examples]</a> <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/datum/RationalNumber.md">[view on GitHub]</a> <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/datum/RationalNumber.html#parse">[view on old javadoc]</a> <a href="https://saturn.physics.uiowa.edu/svn/das2/dasCore/community/autoplot2011/trunk/dasCoreDatum/src/org/das2/datum/RationalNumber.java">[view source]</a> <br> <br> <hr> <a name="pow"></a> <h2>pow</h2> pow( <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/datum/Ratio.html'>org.das2.datum.Ratio</a> r ) → <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/datum/RationalNumber.html'>org.das2.datum.RationalNumber</a> <p></p> <h3>Parameters</h3> r - a Ratio <h3>Returns:</h3> org.das2.datum.RationalNumber <br><br> <a href="https://github.com/autoplot/dev/search?q=pow&unscoped_q=pow">[search for examples]</a> <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/datum/RationalNumber.md">[view on GitHub]</a> <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/datum/RationalNumber.html#pow">[view on old javadoc]</a> <a href="https://saturn.physics.uiowa.edu/svn/das2/dasCore/community/autoplot2011/trunk/dasCoreDatum/src/org/das2/datum/RationalNumber.java">[view source]</a> <br> <br> <hr> <a name="sqrt"></a> <h2>sqrt</h2> sqrt( ) → <a href='http://www-pw.physics.uiowa.edu/~jbf/autoplot/doc/org/das2/datum/RationalNumber.html'>org.das2.datum.RationalNumber</a> <p>returns the sqrt of the number, e.g. 4 * 10^</p> <h3>Returns:</h3> an org.das2.datum.RationalNumber <br><br> <a href="https://github.com/autoplot/dev/search?q=sqrt&unscoped_q=sqrt">[search for examples]</a> <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/datum/RationalNumber.md">[view on GitHub]</a> <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/datum/RationalNumber.html#sqrt">[view on old javadoc]</a> <a href="https://saturn.physics.uiowa.edu/svn/das2/dasCore/community/autoplot2011/trunk/dasCoreDatum/src/org/das2/datum/RationalNumber.java">[view source]</a> <br> <br> <hr> <a name="toString"></a> <h2>toString</h2> toString( ) → <a href='https://docs.oracle.com/javase/8/docs/api/java/lang/String.html'>String</a> <p></p> <h3>Returns:</h3> java.lang.String <br><br> <a href="https://github.com/autoplot/dev/search?q=toString&unscoped_q=toString">[search for examples]</a> <a href="https://github.com/autoplot/documentation/tree/master/javadoc/org/das2/datum/RationalNumber.md">[view on GitHub]</a> <a href="http://www-pw.physics.uiowa.edu/~jbf/autoplot/javadoc2018/org/das2/datum/RationalNumber.html#toString">[view on old javadoc]</a> <a href="https://saturn.physics.uiowa.edu/svn/das2/dasCore/community/autoplot2011/trunk/dasCoreDatum/src/org/das2/datum/RationalNumber.java">[view source]</a> <br> <br>