diff --git a/demo/init/periodic.dat.1d b/demo/init/periodic.dat.1d
deleted file mode 100644
index 012be73a73bfc22fceeaa5fd3d1ca1a98958a783..0000000000000000000000000000000000000000
--- a/demo/init/periodic.dat.1d
+++ /dev/null
@@ -1,39 +0,0 @@
-dimension of world:             1
-
-periodicMesh->macro file name:    ./macro/periodic.macro.1d
-periodicMesh->periodic file:      ./init/periodic.per.1d
-periodicMesh->global refinements: 0
-
-periodic->mesh:                   periodicMesh
-periodic->dim:                    1
-periodic->polynomial degree[0]:   1
-periodic->components:             1
-
-periodic->solver:                 cg
-periodic->solver->max iteration:  1000
-periodic->solver->tolerance:      1.e-8
-periodic->solver->info:           2
-periodic->solver->left precon:    diag
-periodic->solver->right precon:   no
-
-periodic->estimator[0]:              residual
-periodic->estimator[0]->error norm:  1   % 1: H1_NORM, 2: L2_NORM
-periodic->estimator[0]->C0:          0.1 % constant of element residual
-periodic->estimator[0]->C1:          0.0 % constant of jump residual
-
-periodic->marker[0]->strategy:       2 % 0: no adaption 1: GR 2: MS 3: ES 4:GERS
-periodic->marker[0]->MSGamma:        0.5
-
-periodic->adapt[0]->tolerance:          1e-6
-periodic->adapt[0]->refine bisections:  2
-periodic->adapt[0]->coarsen allowed:    0
-
-periodic->adapt->max iteration:         14
-
-periodic->output->filename:         periodic
-periodic->output->ParaView format:  1
-periodic->output->append index:     0
-periodic->output->index length:     6
-periodic->output->index decimals:   3
-
-WAIT:                           1