Mathc initiation/a474

Sommaire

Installer et compiler ces fichiers dans votre répertoire de travail.

	c00c2.c

/* --------------------------------- */
/* save as c00c2.c                   */
/* --------------------------------- */
#include  "x_afile.h"
#include      "fc2.h"
/* --------------------------------- */
int main(void)
{
double M =  J_wvu(              f,
                                X,Y,Z,
                                z0,z1,LOOP,
                                k0,k1,LOOP,
                                r0,r1,LOOP); 
 clrscrn();
 
 printf("     f :  x,y,z -> %s\n\n", feq);
 
 printf(" The change of variables.\n"); 
 printf(" X     :  r,k,z -> %s  \t\t\t   \n",Xeq);
 printf(" Y     :  r,k,z -> %s  \t\t\t   \n",Yeq);
 printf(" Z     :  r,k,z -> %s  \t\t\t \n\n",Zeq);

 printf(" The cylindrical coordinates.\n"); 
 printf(" z1   r,k   -> %s  \n", z1eq);
 printf(" z0   r,k   -> %s\n\n", z0eq);

 printf(" k1   r     -> %s  \n", k1eq);
 printf(" k0   r     -> %s\n\n", k0eq);

 printf(" r1         -> %s  \n", r1eq); 
 printf(" r0         -> %s\n\n", r0eq);
                          
 printf("        (%s    (%s  (%s            (dzdkdr)\n",r1eq,k1eq,z1eq);
 printf(" A = int(  int(   int( f(X,Y,Z) |J| dwdvdu = %.6f\n", M);
 printf("        (%s    (%s     (%s\n\n",               r0eq,k0eq,z0eq);
                          
 stop();

 return 0;
}
/* --------------------------------- */
/* --------------------------------- */

Exemple de sortie écran :

     f :  x,y,z -> (x*y*z)

 The change of variables.
 X     :  r,k,z -> (r*cos(k))  			   
 Y     :  r,k,z -> (r*sin(k))  			   
 Z     :  r,k,z -> (z)  			 

 The cylindrical coordinates.
 z1   r,k   -> r  
 z0   r,k   -> 0

 k1   r     -> PI/2  
 k0   r     -> 0

 r1         -> 1  
 r0         -> 0

        (1    (PI/2  (r            (dzdkdr)
 A = int(  int(   int( f(X,Y,Z) |J| dwdvdu = 0.041667
        (0    (0     (0

 Press return to continue.