xref: /petsc/src/sys/tests/ex28.c (revision 732aec7a18f2199fb53bb9a2f3aef439a834ce31)
1c4762a1bSJed Brown static char help[] = "Tests PetscAtan2Real\n";
2c4762a1bSJed Brown 
3c4762a1bSJed Brown #include <petscsys.h>
4c4762a1bSJed Brown #include <petscviewer.h>
5c4762a1bSJed Brown #include <petscmath.h>
6c4762a1bSJed Brown 
main(int argc,char ** argv)7d71ae5a4SJacob Faibussowitsch int main(int argc, char **argv)
8d71ae5a4SJacob Faibussowitsch {
9c4762a1bSJed Brown   PetscReal a;
10c4762a1bSJed Brown 
11327415f7SBarry Smith   PetscFunctionBeginUser;
12*c8025a54SPierre Jolivet   PetscCall(PetscInitialize(&argc, &argv, NULL, help));
13c4762a1bSJed Brown   a = PetscAtan2Real(1.0, 1.0);
149566063dSJacob Faibussowitsch   PetscCall(PetscPrintf(PETSC_COMM_WORLD, "PetscAtan2Real(1.0,1.0) = %g\n", (double)a));
15c4762a1bSJed Brown   a = PetscAtan2Real(1.0, 0.0);
169566063dSJacob Faibussowitsch   PetscCall(PetscPrintf(PETSC_COMM_WORLD, "PetscAtan2Real(1.0,0.0) = %g\n", (double)a));
17c4762a1bSJed Brown   a = PetscAtan2Real(0.0, 1.0);
189566063dSJacob Faibussowitsch   PetscCall(PetscPrintf(PETSC_COMM_WORLD, "PetscAtan2Real(0.0,1.0) = %g\n", (double)a));
19c4762a1bSJed Brown   a = PetscAtan2Real(0.0, 0.0);
209566063dSJacob Faibussowitsch   PetscCall(PetscPrintf(PETSC_COMM_WORLD, "PetscAtan2Real(0.0,0.0) = %g\n", (double)a));
219566063dSJacob Faibussowitsch   PetscCall(PetscFinalize());
22b122ec5aSJacob Faibussowitsch   return 0;
23c4762a1bSJed Brown }
24c4762a1bSJed Brown 
25c4762a1bSJed Brown /*TEST
26c4762a1bSJed Brown 
27c4762a1bSJed Brown    test:
28c4762a1bSJed Brown 
29c4762a1bSJed Brown TEST*/
30