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| author | Daniel Wolff |
|---|---|
| date | Fri, 19 Aug 2016 13:07:06 +0200 |
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| children |
| rev | line source |
|---|---|
| Daniel@0 | 1 <html> |
| Daniel@0 | 2 <head> |
| Daniel@0 | 3 <title> |
| Daniel@0 | 4 Netlab Reference Manual linef |
| Daniel@0 | 5 </title> |
| Daniel@0 | 6 </head> |
| Daniel@0 | 7 <body> |
| Daniel@0 | 8 <H1> linef |
| Daniel@0 | 9 </H1> |
| Daniel@0 | 10 <h2> |
| Daniel@0 | 11 Purpose |
| Daniel@0 | 12 </h2> |
| Daniel@0 | 13 Calculate function value along a line. |
| Daniel@0 | 14 |
| Daniel@0 | 15 <p><h2> |
| Daniel@0 | 16 Description |
| Daniel@0 | 17 </h2> |
| Daniel@0 | 18 <CODE>linef(lambda, fn, x, d)</CODE> calculates the value of the function |
| Daniel@0 | 19 <CODE>fn</CODE> at the point <CODE>x+lambda*d</CODE>. Here <CODE>x</CODE> is a row vector |
| Daniel@0 | 20 and <CODE>lambda</CODE> is a scalar. |
| Daniel@0 | 21 |
| Daniel@0 | 22 <p><CODE>linef(lambda, fn, x, d, p1, p2, ...)</CODE> allows additional |
| Daniel@0 | 23 arguments to be passed to <CODE>fn()</CODE>. |
| Daniel@0 | 24 This function is used for convenience in some of the optimisation routines. |
| Daniel@0 | 25 |
| Daniel@0 | 26 <p><h2> |
| Daniel@0 | 27 Examples |
| Daniel@0 | 28 </h2> |
| Daniel@0 | 29 An example of |
| Daniel@0 | 30 the use of this function can be found in the function <CODE>linemin</CODE>. |
| Daniel@0 | 31 |
| Daniel@0 | 32 <p><h2> |
| Daniel@0 | 33 See Also |
| Daniel@0 | 34 </h2> |
| Daniel@0 | 35 <CODE><a href="gradchek.htm">gradchek</a></CODE>, <CODE><a href="linemin.htm">linemin</a></CODE><hr> |
| Daniel@0 | 36 <b>Pages:</b> |
| Daniel@0 | 37 <a href="index.htm">Index</a> |
| Daniel@0 | 38 <hr> |
| Daniel@0 | 39 <p>Copyright (c) Ian T Nabney (1996-9) |
| Daniel@0 | 40 |
| Daniel@0 | 41 |
| Daniel@0 | 42 </body> |
| Daniel@0 | 43 </html> |