11   Vec         Ax = NULL, Bx = NULL, s1 = NULL, s2 = NULL, Ay = NULL, By = NULL;  in MatMultEqual_Private()  local
38     PetscCall(MatCreateVecs(A, &s1, &Ax));  in MatMultEqual_Private()
41     PetscCall(MatCreateVecs(A, &Ax, &s1));  in MatMultEqual_Private()
45     PetscCall(VecDuplicate(s1, &Ay));  in MatMultEqual_Private()
61         PetscCall(VecCopy(Ay, s1));  in MatMultEqual_Private()
63         Aadd = s1;  in MatMultEqual_Private()
69         PetscCall(MatMultTransposeAdd(A, Ax, Aadd, s1));  in MatMultEqual_Private()
72         PetscCall(MatMultTranspose(A, Ax, s1));  in MatMultEqual_Private()
77         PetscCall(MatMultHermitianTransposeAdd(A, Ax, Aadd, s1));  in MatMultEqual_Private()
80         PetscCall(MatMultHermitianTranspose(A, Ax, s1));  in MatMultEqual_Private()
85         PetscCall(MatMultAdd(A, Ax, Aadd, s1));  in MatMultEqual_Private()
88         PetscCall(MatMult(A, Ax, s1));  in MatMultEqual_Private()
94       PetscCall(VecNorm(s1, NORM_INFINITY, &r1));  in MatMultEqual_Private()
96       PetscCall(VecAXPY(s2, none, s1));  in MatMultEqual_Private()
111   PetscCall(VecDestroy(&s1));  in MatMultEqual_Private()
118   Vec         Ax, Bx, Cx, s1, s2, s3;  in MatMatMultEqual_Private()  local
159     PetscCall(MatCreateVecs(B, &s1, &Bx));  in MatMatMultEqual_Private()
161     PetscCall(MatCreateVecs(B, &Bx, &s1));  in MatMatMultEqual_Private()
174       PetscCall(MatMultTranspose(B, Bx, s1));  in MatMatMultEqual_Private()
176       PetscCall(MatMult(B, Bx, s1));  in MatMatMultEqual_Private()
178     PetscCall(VecCopy(s1, Ax));  in MatMatMultEqual_Private()
205   PetscCall(VecDestroy(&s1));  in MatMatMultEqual_Private()
580   Vec         x, y, s1, s2;  in MatIsLinear()  local
595   PetscCall(MatCreateVecs(A, &x, &s1));  in MatIsLinear()
597   PetscCall(VecDuplicate(s1, &s2));  in MatIsLinear()
608     PetscCall(MatMult(A, x, s1));  /* s1 = A*x */  in MatIsLinear()
609     PetscCall(VecAXPY(s2, a, s1)); /* s2 = a s1 + s2 */  in MatIsLinear()
613     PetscCall(MatMult(A, y, s1));  in MatIsLinear()
614     PetscCall(VecNorm(s1, NORM_INFINITY, &normA));  in MatIsLinear()
616     PetscCall(VecAXPY(s2, -1.0, s1)); /* s2 = - s1 + s2 */  in MatIsLinear()
627   PetscCall(VecDestroy(&s1));  in MatIsLinear()