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  • Committer: Package Import Robot
  • Author(s): Ole Streicher
  • Date: 2014-04-22 14:44:58 UTC
  • Revision ID: package-import@ubuntu.com-20140422144458-okiwi1assxkkiz39
Tags: upstream-13.09pl1.2+dfsg
Import upstream version 13.09pl1.2+dfsg

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applic/fit/libsrc/fsin.for
 
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C @(#)fsin.for  19.1 (ES0-DMD) 02/25/03 13:17:32
 
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C===========================================================================
 
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C Copyright (C) 1995 European Southern Observatory (ESO)
 
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C
 
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C This program is free software; you can redistribute it and/or 
 
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C modify it under the terms of the GNU General Public License as 
 
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C published by the Free Software Foundation; either version 2 of 
 
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C the License, or (at your option) any later version.
 
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C
 
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C This program is distributed in the hope that it will be useful,
 
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C but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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C MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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C GNU General Public License for more details.
 
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C
 
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C You should have received a copy of the GNU General Public 
 
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C License along with this program; if not, write to the Free 
 
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C Software Foundation, Inc., 675 Massachusetss Ave, Cambridge, 
 
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C MA 02139, USA.
 
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C
 
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C Corresponding concerning ESO-MIDAS should be addressed as follows:
 
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C       Internet e-mail: midas@eso.org
 
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C       Postal address: European Southern Observatory
 
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C                       Data Management Division 
 
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C                       Karl-Schwarzschild-Strasse 2
 
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C                       D 85748 Garching bei Muenchen 
 
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C                       GERMANY
 
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C===========================================================================
 
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C
 
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      SUBROUTINE FSIN(X,NP,PARAM,Y1,DERIV)                                      
 
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C+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++                  
 
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C.COPYRIGHT: Copyright (c) 1987 European Southern Observatory,                  
 
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C                                         all rights reserved                   
 
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C                                                                               
 
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C.VERSION: 1.0  ESO-FORTRAN Conversion, AA  18:01 - 21 DEC 1987                 
 
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C                                                                               
 
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C.LANGUAGE: F77+ESOext                                                          
 
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C                                                                               
 
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C.AUTHOR: J.D.PONZ                                                              
 
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C                                                                               
 
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C--------------------------------------------------------------                 
 
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C                                                                               
 
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C SINUS                                                                         
 
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C      IMPLICIT NONE                                                            
 
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C Y = A1*SIN(A2+A3*X)                                                           
 
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C                                                                               
 
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      INTEGER NP
 
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      REAL X
 
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      DOUBLE PRECISION Y1,PARAM(NP),DERIV(NP),W                                 
 
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C                                                                               
 
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      W      = PARAM(3)*X + PARAM(2)                                            
 
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      DERIV(1) = DSIN(W)                                                        
 
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      Y1     = PARAM(1)*DERIV(1)                                                
 
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      DERIV(2) = PARAM(1)*DCOS(W)                                               
 
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      DERIV(3) = DERIV(2)*X                                                     
 
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      RETURN                                                                    
 
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      END