graph.specialfunction.html

java 作图的程序

<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> x - a double value
    <dt> <b>Returns:</b>
    <dd> the hyperbolic tangent of the argument
  </dl>
</dl>
<a name="acosh(double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="acosh"><b>acosh</b></a>
<pre>
  public static double acosh(double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> x - a double value
    <dt> <b>Returns:</b>
    <dd> the hyperbolic arc cosine of the argument
  </dl>
</dl>
<a name="asinh(double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="asinh"><b>asinh</b></a>
<pre>
  public static double asinh(double xx) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> x - a double value
    <dt> <b>Returns:</b>
    <dd> the hyperbolic arc sine of the argument
  </dl>
</dl>
<a name="atanh(double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="atanh"><b>atanh</b></a>
<pre>
  public static double atanh(double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> x - a double value
    <dt> <b>Returns:</b>
    <dd> the hyperbolic arc tangent of the argument
  </dl>
</dl>
<a name="j0(double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="j0"><b>j0</b></a>
<pre>
  public static double j0(double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> x - a double value
    <dt> <b>Returns:</b>
    <dd> the Bessel function of order 0 of the argument.
  </dl>
</dl>
<a name="j1(double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="j1"><b>j1</b></a>
<pre>
  public static double j1(double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> x - a double value
    <dt> <b>Returns:</b>
    <dd> the Bessel function of order 1 of the argument.
  </dl>
</dl>
<a name="jn(int, double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="jn"><b>jn</b></a>
<pre>
  public static double jn(int n,
                          double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> n - integer order
    <dd> x - a double value
    <dt> <b>Returns:</b>
    <dd> the Bessel function of order n of the argument.
  </dl>
</dl>
<a name="y0(double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="y0"><b>y0</b></a>
<pre>
  public static double y0(double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> x - a double value
    <dt> <b>Returns:</b>
    <dd> the Bessel function of the second kind, 
         of order 0 of the argument.
  </dl>
</dl>
<a name="y1(double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="y1"><b>y1</b></a>
<pre>
  public static double y1(double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> x - a double value
    <dt> <b>Returns:</b>
    <dd> the Bessel function of the second kind,
 of order 1 of the argument.
  </dl>
</dl>
<a name="yn(int, double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="yn"><b>yn</b></a>
<pre>
  public static double yn(int n,
                          double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> n - integer order
    <dd> x - a double value
    <dt> <b>Returns:</b>
    <dd> the Bessel function of the second kind,
   of order n of the argument.
  </dl>
</dl>
<a name="fac(double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="fac"><b>fac</b></a>
<pre>
  public static double fac(double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> x - a double value
    <dt> <b>Returns:</b>
    <dd> the factorial of the argument
  </dl>
</dl>
<a name="fac(int)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="fac"><b>fac</b></a>
<pre>
  public static int fac(int j) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> x - an integer value
    <dt> <b>Returns:</b>
    <dd> the factorial of the argument
  </dl>
</dl>
<a name="gamma(double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="gamma"><b>gamma</b></a>
<pre>
  public static double gamma(double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> x - a double value
    <dt> <b>Returns:</b>
    <dd> the Gamma function of the value.
<P>
<FONT size=2>
Converted to Java from<BR>
Cephes Math Library Release 2.2:  July, 1992<BR>
Copyright 1984, 1987, 1989, 1992 by Stephen L. Moshier<BR>
Direct inquiries to 30 Frost Street, Cambridge, MA 02140<BR>
  </dl>
</dl>
<a name="igamc(double, double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="igamc"><b>igamc</b></a>
<pre>
  public static double igamc(double a,
                             double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> a - double value
    <dd> x - double value
    <dt> <b>Returns:</b>
    <dd> the Complemented Incomplete Gamma function.
<P>
<FONT size=2>
Converted to Java from<BR>
Cephes Math Library Release 2.2:  July, 1992<BR>
Copyright 1984, 1987, 1989, 1992 by Stephen L. Moshier<BR>
Direct inquiries to 30 Frost Street, Cambridge, MA 02140<BR>
  </dl>
</dl>
<a name="igam(double, double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="igam"><b>igam</b></a>
<pre>
  public static double igam(double a,
                            double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> a - double value
    <dd> x - double value
    <dt> <b>Returns:</b>
    <dd> the Incomplete Gamma function.
<P>
<FONT size=2>
Converted to Java from<BR>
Cephes Math Library Release 2.2:  July, 1992<BR>
Copyright 1984, 1987, 1989, 1992 by Stephen L. Moshier<BR>
Direct inquiries to 30 Frost Street, Cambridge, MA 02140<BR>
  </dl>
</dl>
<a name="chisq(double, double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="chisq"><b>chisq</b></a>
<pre>
  public static double chisq(double df,
                             double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dd> Returns the area under the left hand tail (from 0 to x)
of the Chi square probability density function with
v degrees of freedom.
  <dl>
    <dt> <b>Parameters:</b>
    <dd> df - degrees of freedom
    <dd> x - double value
    <dt> <b>Returns:</b>
    <dd> the Chi-Square function.
  </dl>
</dl>
<a name="chisqc(double, double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="chisqc"><b>chisqc</b></a>
<pre>
  public static double chisqc(double df,
                              double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dd> Returns the area under the right hand tail (from x to
infinity) of the Chi square probability density function
with v degrees of freedom:
  <dl>
    <dt> <b>Parameters:</b>
    <dd> df - degrees of freedom
    <dd> x - double value
    <dt> <b>Returns:</b>
    <dd> the Chi-Square function.
<P>
  </dl>
</dl>
<a name="poisson(int, double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="poisson"><b>poisson</b></a>
<pre>
  public static double poisson(int k,
                               double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dd> Returns the sum of the first k terms of the Poisson
distribution.
  <dl>
    <dt> <b>Parameters:</b>
    <dd> k - number of terms
    <dd> x - double value
  </dl>
</dl>
<a name="poissonc(int, double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="poissonc"><b>poissonc</b></a>
<pre>
  public static double poissonc(int k,
                                double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dd> Returns the sum of the terms k+1 to infinity of the Poisson
distribution.
  <dl>
    <dt> <b>Parameters:</b>
    <dd> k - start
    <dd> x - double value
  </dl>
</dl>
<a name="normal(double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="normal"><b>normal</b></a>
<pre>
  public static double normal(double a) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> a - double value
    <dt> <b>Returns:</b>
    <dd> The area under the Gaussian probability density
function, integrated from minus infinity to x:
  </dl>
</dl>
<a name="erfc(double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="erfc"><b>erfc</b></a>
<pre>
  public static double erfc(double a) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> a - double value
    <dt> <b>Returns:</b>
    <dd> The complementary Error function
<P>
<FONT size=2>
Converted to Java from<BR>
Cephes Math Library Release 2.2:  July, 1992<BR>
Copyright 1984, 1987, 1989, 1992 by Stephen L. Moshier<BR>
Direct inquiries to 30 Frost Street, Cambridge, MA 02140<BR>
  </dl>
</dl>
<a name="erf(double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="erf"><b>erf</b></a>
<pre>
  public static double erf(double x) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> a - double value
    <dt> <b>Returns:</b>
    <dd> The Error function
<P>
<FONT size=2>
Converted to Java from<BR>
Cephes Math Library Release 2.2:  July, 1992<BR>
Copyright 1984, 1987, 1989, 1992 by Stephen L. Moshier<BR>
Direct inquiries to 30 Frost Street, Cambridge, MA 02140<BR>
  </dl>
</dl>
<a name="ibeta(double, double, double)"><img src="images/green-ball.gif" width=12 height=12 alt=" o "></a>
<a name="ibeta"><b>ibeta</b></a>
<pre>
  public static double ibeta(double aa,
                             double bb,
                             double xx) throws <a href="java.lang.ArithmeticException.html#_top_">ArithmeticException</a>
</pre>
<dl>
  <dl>
    <dt> <b>Parameters:</b>
    <dd> aa - double value
    <dd> bb - double value
    <dd> xx - double value
    <dt> <b>Returns:</b>
    <dd> The Incomplete Beta Function evaluated from zero to xx.
<P>
<FONT size=2>
Converted to Java from<BR>
Cephes Math Library Release 2.3:  July, 1995<BR>
Copyright 1984, 1995 by Stephen L. Moshier<BR>
Direct inquiries to 30 Frost Street, Cambridge, MA 02140<BR>
  </dl>
</dl>
<hr>
<pre>
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