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first hg version after svn
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wolffd |
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Tue, 10 Feb 2015 15:05:51 +0000 (2015-02-10) |
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1 <html>
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2 <head>
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3 <title>
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4 Netlab Reference Manual linef
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5 </title>
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6 </head>
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7 <body>
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8 <H1> linef
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9 </H1>
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10 <h2>
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11 Purpose
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12 </h2>
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13 Calculate function value along a line.
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14
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15 <p><h2>
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16 Description
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17 </h2>
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18 <CODE>linef(lambda, fn, x, d)</CODE> calculates the value of the function
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19 <CODE>fn</CODE> at the point <CODE>x+lambda*d</CODE>. Here <CODE>x</CODE> is a row vector
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20 and <CODE>lambda</CODE> is a scalar.
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21
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22 <p><CODE>linef(lambda, fn, x, d, p1, p2, ...)</CODE> allows additional
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23 arguments to be passed to <CODE>fn()</CODE>.
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24 This function is used for convenience in some of the optimisation routines.
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25
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26 <p><h2>
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27 Examples
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28 </h2>
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29 An example of
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30 the use of this function can be found in the function <CODE>linemin</CODE>.
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31
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32 <p><h2>
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33 See Also
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34 </h2>
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35 <CODE><a href="gradchek.htm">gradchek</a></CODE>, <CODE><a href="linemin.htm">linemin</a></CODE><hr>
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36 <b>Pages:</b>
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37 <a href="index.htm">Index</a>
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38 <hr>
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39 <p>Copyright (c) Ian T Nabney (1996-9)
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40
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41
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42 </body>
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43 </html> |
