GCC Code Coverage Report

Directory:	./
File:	src/nep/tests/test13.c
Date:	2025-11-19 04:19:03

	Exec	Total	Coverage
Lines:	88	88	100.0%
Functions:	1	1	100.0%
Branches:	273	402	67.9%

  
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      Exec
      Source
    
      /*
    
         - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    
         SLEPc - Scalable Library for Eigenvalue Problem Computations
    
         Copyright (c) 2002-, Universitat Politecnica de Valencia, Spain
    
         This file is part of SLEPc.
    
         SLEPc is distributed under a 2-clause BSD license (see LICENSE).
    
         - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    
      */
    
      static char help[] = "Test the NEPProjectOperator() function.\n\n"
    
        "This is based on ex22.\n"
    
        "The command line options are:\n"
    
        "  -n <n>, where <n> = number of grid subdivisions.\n"
    
        "  -tau <tau>, where <tau> is the delay parameter.\n";
    
      /*
    
         Solve parabolic partial differential equation with time delay tau
    
                  u_t = u_xx + a*u(t) + b*u(t-tau)
    
                  u(0,t) = u(pi,t) = 0
    
         with a = 20 and b(x) = -4.1+x*(1-exp(x-pi)).
    
         Discretization leads to a DDE of dimension n
    
                  -u' = A*u(t) + B*u(t-tau)
    
         which results in the nonlinear eigenproblem
    
                  (-lambda*I + A + exp(-tau*lambda)*B)*u = 0
    
      */
    
      #include <slepcnep.h>
    
      10
      int main(int argc,char **argv)
    
      {
    
      10
        NEP            nep;
    
      10
        Mat            Id,A,B,mats[3];
    
      10
        FN             f1,f2,f3,funs[3];
    
      10
        BV             V;
    
      10
        DS             ds;
    
      10
        Vec            v;
    
      10
        PetscScalar    coeffs[2],b,*M;
    
      10
        PetscInt       n=32,Istart,Iend,i,j,k,nc;
    
      10
        PetscReal      tau=0.001,h,a=20,xi;
    
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      10
        PetscFunctionBeginUser;
    
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      10
        PetscCall(SlepcInitialize(&argc,&argv,NULL,help));
    
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      10
        PetscCall(PetscOptionsGetInt(NULL,NULL,"-n",&n,NULL));
    
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      10
        PetscCall(PetscOptionsGetReal(NULL,NULL,"-tau",&tau,NULL));
    
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      10
        PetscCall(PetscPrintf(PETSC_COMM_WORLD,"\n1-D Delay Eigenproblem, n=%" PetscInt_FMT ", tau=%g\n",n,(double)tau));
    
      10
        h = PETSC_PI/(PetscReal)(n+1);
    
        /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    
           Create nonlinear eigensolver context
    
           - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
    
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      10
        PetscCall(NEPCreate(PETSC_COMM_WORLD,&nep));
    
        /* Identity matrix */
    
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      10
        PetscCall(MatCreateConstantDiagonal(PETSC_COMM_WORLD,PETSC_DECIDE,PETSC_DECIDE,n,n,1.0,&Id));
    
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      10
        PetscCall(MatSetOption(Id,MAT_HERMITIAN,PETSC_TRUE));
    
        /* A = 1/h^2*tridiag(1,-2,1) + a*I */
    
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      10
        PetscCall(MatCreate(PETSC_COMM_WORLD,&A));
    
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      10
        PetscCall(MatSetSizes(A,PETSC_DECIDE,PETSC_DECIDE,n,n));
    
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      10
        PetscCall(MatSetFromOptions(A));
    
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      10
        PetscCall(MatGetOwnershipRange(A,&Istart,&Iend));
    
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      330
        for (i=Istart;i<Iend;i++) {
    
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      320
          if (i>0) PetscCall(MatSetValue(A,i,i-1,1.0/(h*h),INSERT_VALUES));
    
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      320
          if (i<n-1) PetscCall(MatSetValue(A,i,i+1,1.0/(h*h),INSERT_VALUES));
    
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      320
          PetscCall(MatSetValue(A,i,i,-2.0/(h*h)+a,INSERT_VALUES));
    
        }
    
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      10
        PetscCall(MatAssemblyBegin(A,MAT_FINAL_ASSEMBLY));
    
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      10
        PetscCall(MatAssemblyEnd(A,MAT_FINAL_ASSEMBLY));
    
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      10
        PetscCall(MatSetOption(A,MAT_HERMITIAN,PETSC_TRUE));
    
        /* B = diag(b(xi)) */
    
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      10
        PetscCall(MatCreate(PETSC_COMM_WORLD,&B));
    
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      10
        PetscCall(MatSetSizes(B,PETSC_DECIDE,PETSC_DECIDE,n,n));
    
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      10
        PetscCall(MatSetFromOptions(B));
    
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      10
        PetscCall(MatGetOwnershipRange(B,&Istart,&Iend));
    
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      330
        for (i=Istart;i<Iend;i++) {
    
      320
          xi = (i+1)*h;
    
      320
          b = -4.1+xi*(1.0-PetscExpReal(xi-PETSC_PI));
    
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      320
          PetscCall(MatSetValues(B,1,&i,1,&i,&b,INSERT_VALUES));
    
        }
    
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      10
        PetscCall(MatAssemblyBegin(B,MAT_FINAL_ASSEMBLY));
    
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      10
        PetscCall(MatAssemblyEnd(B,MAT_FINAL_ASSEMBLY));
    
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      10
        PetscCall(MatSetOption(B,MAT_HERMITIAN,PETSC_TRUE));
    
        /* Functions: f1=-lambda, f2=1.0, f3=exp(-tau*lambda) */
    
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      10
        PetscCall(FNCreate(PETSC_COMM_WORLD,&f1));
    
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      10
        PetscCall(FNSetType(f1,FNRATIONAL));
    
      10
        coeffs[0] = -1.0; coeffs[1] = 0.0;
    
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      10
        PetscCall(FNRationalSetNumerator(f1,2,coeffs));
    
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      10
        PetscCall(FNCreate(PETSC_COMM_WORLD,&f2));
    
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      10
        PetscCall(FNSetType(f2,FNRATIONAL));
    
      10
        coeffs[0] = 1.0;
    
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      10
        PetscCall(FNRationalSetNumerator(f2,1,coeffs));
    
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      10
        PetscCall(FNCreate(PETSC_COMM_WORLD,&f3));
    
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      10
        PetscCall(FNSetType(f3,FNEXP));
    
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      10
        PetscCall(FNSetScale(f3,-tau,1.0));
    
        /* Set the split operator */
    
      10
        mats[0] = A;  funs[0] = f2;
    
      10
        mats[1] = Id; funs[1] = f1;
    
      10
        mats[2] = B;  funs[2] = f3;
    
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      10
        PetscCall(NEPSetSplitOperator(nep,3,mats,funs,SUBSET_NONZERO_PATTERN));
    
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      10
        PetscCall(NEPSetType(nep,NEPNARNOLDI));
    
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      10
        PetscCall(NEPSetFromOptions(nep));
    
        /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    
                            Project the NEP
    
           - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
    
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      10
        PetscCall(NEPSetUp(nep));
    
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      10
        PetscCall(NEPGetBV(nep,&V));
    
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      10
        PetscCall(BVGetSizes(V,NULL,NULL,&nc));
    
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      60
        for (i=0;i<nc;i++) {
    
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      50
          PetscCall(BVGetColumn(V,i,&v));
    
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      50
          PetscCall(VecSetValue(v,i,1.0,INSERT_VALUES));
    
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      50
          PetscCall(VecAssemblyBegin(v));
    
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      50
          PetscCall(VecAssemblyEnd(v));
    
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      50
          PetscCall(BVRestoreColumn(V,i,&v));
    
        }
    
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      10
        PetscCall(NEPGetDS(nep,&ds));
    
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      10
        PetscCall(DSSetType(ds,DSNEP));
    
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      10
        PetscCall(DSNEPSetFN(ds,3,funs));
    
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      10
        PetscCall(DSAllocate(ds,nc));
    
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      10
        PetscCall(DSSetDimensions(ds,nc,0,0));
    
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      10
        PetscCall(NEPProjectOperator(nep,0,nc));
    
        /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    
                      Display projected matrices and clean up
    
           - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
    
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        for (k=0;k<3;k++) {
    
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      30
          PetscCall(DSGetArray(ds,DSMatExtra[k],&M));
    
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      30
          PetscCall(PetscPrintf(PETSC_COMM_WORLD,"\nMatrix E%" PetscInt_FMT " = \n",k));
    
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      180
          for (i=0;i<nc;i++) {
    
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      900
            for (j=0;j<nc;j++) PetscCall(PetscPrintf(PETSC_COMM_WORLD,"  %.5g",(double)PetscRealPart(M[i+j*nc])));
    
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      150
            PetscCall(PetscPrintf(PETSC_COMM_WORLD,"\n"));
    
          }
    
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      30
          PetscCall(DSRestoreArray(ds,DSMatExtra[k],&M));
    
        }
    
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      10
        PetscCall(NEPDestroy(&nep));
    
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      10
        PetscCall(MatDestroy(&Id));
    
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      10
        PetscCall(MatDestroy(&A));
    
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      10
        PetscCall(MatDestroy(&B));
    
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      10
        PetscCall(FNDestroy(&f1));
    
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      10
        PetscCall(FNDestroy(&f2));
    
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      10
        PetscCall(FNDestroy(&f3));
    
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      10
        PetscCall(SlepcFinalize());
    
        return 0;
    
      }
    
      /*TEST
    
         test:
    
            suffix: 1
    
            args: -nep_ncv 5
    
      TEST*/

Line	Branch	Exec	Source
1			/*
2			- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
3			SLEPc - Scalable Library for Eigenvalue Problem Computations
4			Copyright (c) 2002-, Universitat Politecnica de Valencia, Spain
5
6			This file is part of SLEPc.
7			SLEPc is distributed under a 2-clause BSD license (see LICENSE).
8			- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
9			*/
10
11			static char help[] = "Test the NEPProjectOperator() function.\n\n"
12			"This is based on ex22.\n"
13			"The command line options are:\n"
14			" -n <n>, where <n> = number of grid subdivisions.\n"
15			" -tau <tau>, where <tau> is the delay parameter.\n";
16
17			/*
18			Solve parabolic partial differential equation with time delay tau
19
20			u_t = u_xx + au(t) + bu(t-tau)
21			u(0,t) = u(pi,t) = 0
22
23			with a = 20 and b(x) = -4.1+x*(1-exp(x-pi)).
24
25			Discretization leads to a DDE of dimension n
26
27			-u' = Au(t) + Bu(t-tau)
28
29			which results in the nonlinear eigenproblem
30
31			(-lambdaI + A + exp(-taulambda)B)u = 0
32			*/
33
34			#include <slepcnep.h>
35
36		10	int main(int argc,char **argv)
37			{
38		10	NEP nep;
39		10	Mat Id,A,B,mats[3];
40		10	FN f1,f2,f3,funs[3];
41		10	BV V;
42		10	DS ds;
43		10	Vec v;
44		10	PetscScalar coeffs[2],b,*M;
45		10	PetscInt n=32,Istart,Iend,i,j,k,nc;
46		10	PetscReal tau=0.001,h,a=20,xi;
47
48	1/2 ✓ Branch 0 taken 2 times. ✗ Branch 1 not taken.	10	PetscFunctionBeginUser;
49	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(SlepcInitialize(&argc,&argv,NULL,help));
50	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(PetscOptionsGetInt(NULL,NULL,"-n",&n,NULL));
51	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(PetscOptionsGetReal(NULL,NULL,"-tau",&tau,NULL));
52	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(PetscPrintf(PETSC_COMM_WORLD,"\n1-D Delay Eigenproblem, n=%" PetscInt_FMT ", tau=%g\n",n,(double)tau));
53		10	h = PETSC_PI/(PetscReal)(n+1);
54
55			/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
56			Create nonlinear eigensolver context
57			- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
58
59	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(NEPCreate(PETSC_COMM_WORLD,&nep));
60
61			/* Identity matrix */
62	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatCreateConstantDiagonal(PETSC_COMM_WORLD,PETSC_DECIDE,PETSC_DECIDE,n,n,1.0,&Id));
63	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatSetOption(Id,MAT_HERMITIAN,PETSC_TRUE));
64
65			/* A = 1/h^2tridiag(1,-2,1) + aI */
66	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatCreate(PETSC_COMM_WORLD,&A));
67	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatSetSizes(A,PETSC_DECIDE,PETSC_DECIDE,n,n));
68	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatSetFromOptions(A));
69	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatGetOwnershipRange(A,&Istart,&Iend));
70	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	330	for (i=Istart;i<Iend;i++) {
71	6/8 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times. ✓ Branch 2 taken 2 times. ✓ Branch 3 taken 8 times. ✓ Branch 4 taken 2 times. ✗ Branch 5 not taken. ✗ Branch 6 not taken. ✓ Branch 7 taken 2 times.	320	if (i>0) PetscCall(MatSetValue(A,i,i-1,1.0/(h*h),INSERT_VALUES));
72	6/8 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times. ✓ Branch 2 taken 2 times. ✓ Branch 3 taken 8 times. ✓ Branch 4 taken 2 times. ✗ Branch 5 not taken. ✗ Branch 6 not taken. ✓ Branch 7 taken 2 times.	320	if (i<n-1) PetscCall(MatSetValue(A,i,i+1,1.0/(h*h),INSERT_VALUES));
73	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	320	PetscCall(MatSetValue(A,i,i,-2.0/(h*h)+a,INSERT_VALUES));
74			}
75	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatAssemblyBegin(A,MAT_FINAL_ASSEMBLY));
76	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatAssemblyEnd(A,MAT_FINAL_ASSEMBLY));
77	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatSetOption(A,MAT_HERMITIAN,PETSC_TRUE));
78
79			/* B = diag(b(xi)) */
80	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatCreate(PETSC_COMM_WORLD,&B));
81	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatSetSizes(B,PETSC_DECIDE,PETSC_DECIDE,n,n));
82	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatSetFromOptions(B));
83	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatGetOwnershipRange(B,&Istart,&Iend));
84	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	330	for (i=Istart;i<Iend;i++) {
85		320	xi = (i+1)*h;
86		320	b = -4.1+xi*(1.0-PetscExpReal(xi-PETSC_PI));
87	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	320	PetscCall(MatSetValues(B,1,&i,1,&i,&b,INSERT_VALUES));
88			}
89	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatAssemblyBegin(B,MAT_FINAL_ASSEMBLY));
90	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatAssemblyEnd(B,MAT_FINAL_ASSEMBLY));
91	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatSetOption(B,MAT_HERMITIAN,PETSC_TRUE));
92
93			/* Functions: f1=-lambda, f2=1.0, f3=exp(-taulambda) /
94	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(FNCreate(PETSC_COMM_WORLD,&f1));
95	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(FNSetType(f1,FNRATIONAL));
96		10	coeffs[0] = -1.0; coeffs[1] = 0.0;
97	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(FNRationalSetNumerator(f1,2,coeffs));
98
99	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(FNCreate(PETSC_COMM_WORLD,&f2));
100	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(FNSetType(f2,FNRATIONAL));
101		10	coeffs[0] = 1.0;
102	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(FNRationalSetNumerator(f2,1,coeffs));
103
104	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(FNCreate(PETSC_COMM_WORLD,&f3));
105	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(FNSetType(f3,FNEXP));
106	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(FNSetScale(f3,-tau,1.0));
107
108			/* Set the split operator */
109		10	mats[0] = A; funs[0] = f2;
110		10	mats[1] = Id; funs[1] = f1;
111		10	mats[2] = B; funs[2] = f3;
112	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(NEPSetSplitOperator(nep,3,mats,funs,SUBSET_NONZERO_PATTERN));
113	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(NEPSetType(nep,NEPNARNOLDI));
114	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(NEPSetFromOptions(nep));
115
116			/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
117			Project the NEP
118			- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
119
120	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(NEPSetUp(nep));
121	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(NEPGetBV(nep,&V));
122	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(BVGetSizes(V,NULL,NULL,&nc));
123	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	60	for (i=0;i<nc;i++) {
124	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	50	PetscCall(BVGetColumn(V,i,&v));
125	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	50	PetscCall(VecSetValue(v,i,1.0,INSERT_VALUES));
126	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	50	PetscCall(VecAssemblyBegin(v));
127	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	50	PetscCall(VecAssemblyEnd(v));
128	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	50	PetscCall(BVRestoreColumn(V,i,&v));
129			}
130	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(NEPGetDS(nep,&ds));
131	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSSetType(ds,DSNEP));
132	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSNEPSetFN(ds,3,funs));
133	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSAllocate(ds,nc));
134	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(DSSetDimensions(ds,nc,0,0));
135	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(NEPProjectOperator(nep,0,nc));
136
137			/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
138			Display projected matrices and clean up
139			- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
140
141	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	40	for (k=0;k<3;k++) {
142	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	30	PetscCall(DSGetArray(ds,DSMatExtra[k],&M));
143	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	30	PetscCall(PetscPrintf(PETSC_COMM_WORLD,"\nMatrix E%" PetscInt_FMT " = \n",k));
144	2/2 ✓ Branch 0 taken 10 times. ✓ Branch 1 taken 10 times.	180	for (i=0;i<nc;i++) {
145	7/8 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 10 times. ✓ Branch 3 taken 8 times. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times. ✓ Branch 6 taken 2 times. ✓ Branch 7 taken 2 times.	900	for (j=0;j<nc;j++) PetscCall(PetscPrintf(PETSC_COMM_WORLD," %.5g",(double)PetscRealPart(M[i+j*nc])));
146	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	150	PetscCall(PetscPrintf(PETSC_COMM_WORLD,"\n"));
147			}
148	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	30	PetscCall(DSRestoreArray(ds,DSMatExtra[k],&M));
149			}
150
151	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(NEPDestroy(&nep));
152	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatDestroy(&Id));
153	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatDestroy(&A));
154	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(MatDestroy(&B));
155	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(FNDestroy(&f1));
156	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(FNDestroy(&f2));
157	4/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 8 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 2 times.	10	PetscCall(FNDestroy(&f3));
158	3/6 ✓ Branch 0 taken 2 times. ✓ Branch 1 taken 2 times. ✓ Branch 2 taken 2 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✗ Branch 5 not taken.	10	PetscCall(SlepcFinalize());
159			return 0;
160			}
161
162			/*TEST
163
164			test:
165			suffix: 1
166			args: -nep_ncv 5
167
168			TEST*/
169