xref: /petsc/src/sys/tests/ex28.c (revision c4762a1b19cd2af06abeed90e8f9d34fb975dd94)
1*c4762a1bSJed Brown 
2*c4762a1bSJed Brown static char help[] = "Tests PetscAtan2Real\n";
3*c4762a1bSJed Brown 
4*c4762a1bSJed Brown #include <petscsys.h>
5*c4762a1bSJed Brown #include <petscviewer.h>
6*c4762a1bSJed Brown #include <petscmath.h>
7*c4762a1bSJed Brown 
8*c4762a1bSJed Brown int main(int argc,char **argv)
9*c4762a1bSJed Brown {
10*c4762a1bSJed Brown 
11*c4762a1bSJed Brown   PetscReal a;
12*c4762a1bSJed Brown   PetscErrorCode ierr;
13*c4762a1bSJed Brown 
14*c4762a1bSJed Brown   ierr = PetscInitialize(&argc,&argv,(char*)0,help);if (ierr) return ierr;
15*c4762a1bSJed Brown   a = PetscAtan2Real(1.0,1.0);
16*c4762a1bSJed Brown   ierr = PetscPrintf(PETSC_COMM_WORLD,"PetscAtan2Real(1.0,1.0) = %g\n",(double)a);CHKERRQ(ierr);
17*c4762a1bSJed Brown   a = PetscAtan2Real(1.0,0.0);
18*c4762a1bSJed Brown   ierr = PetscPrintf(PETSC_COMM_WORLD,"PetscAtan2Real(1.0,0.0) = %g\n",(double)a);CHKERRQ(ierr);
19*c4762a1bSJed Brown   a = PetscAtan2Real(0.0,1.0);
20*c4762a1bSJed Brown   ierr = PetscPrintf(PETSC_COMM_WORLD,"PetscAtan2Real(0.0,1.0) = %g\n",(double)a);CHKERRQ(ierr);
21*c4762a1bSJed Brown   a = PetscAtan2Real(0.0,0.0);
22*c4762a1bSJed Brown   ierr = PetscPrintf(PETSC_COMM_WORLD,"PetscAtan2Real(0.0,0.0) = %g\n",(double)a);CHKERRQ(ierr);
23*c4762a1bSJed Brown   ierr = PetscFinalize();
24*c4762a1bSJed Brown   return ierr;
25*c4762a1bSJed Brown }
26*c4762a1bSJed Brown 
27*c4762a1bSJed Brown 
28*c4762a1bSJed Brown /*TEST
29*c4762a1bSJed Brown 
30*c4762a1bSJed Brown    test:
31*c4762a1bSJed Brown 
32*c4762a1bSJed Brown TEST*/
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