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comet-fenics
Commit a0835957 authored by Jeremy BLEYER's avatar Jeremy BLEYER
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Removed smallest eigenvalue parameter in beam buckling example

parent 18e4961e
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Showing with 142 additions and 1606 deletions
examples/timoshenko/.ipynb_checkpoints/beam_buckling-checkpoint.ipynb
View file @ a0835957
......@@ -30,7 +30,7 @@
},
{
"cell_type": "code",
"execution_count": 5,
"execution_count": 1,
"metadata": {},
"outputs": [],
"source": [
......@@ -79,17 +79,48 @@
},
{
"cell_type": "code",
"execution_count": 6,
"execution_count": 2,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Calling FFC just-in-time (JIT) compiler, this may take some time.\n",
"Calling FFC just-in-time (JIT) compiler, this may take some time.\n"
]
},
{
"name": "stderr",
"output_type": "stream",
"text": [
"/usr/lib/python3/dist-packages/ffc/uflacs/analysis/dependencies.py:61: FutureWarning: Using a non-tuple sequence for multidimensional indexing is deprecated; use `arr[tuple(seq)]` instead of `arr[seq]`. In the future this will be interpreted as an array index, `arr[np.array(seq)]`, which will result either in an error or a different result.\n",
" active[targets] = 1\n"
]
},
{
"name": "stdout",
"output_type": "stream",
"text": [
"Calling FFC just-in-time (JIT) compiler, this may take some time.\n"
]
},
{
"name": "stderr",
"output_type": "stream",
"text": [
"/usr/lib/python3/dist-packages/ffc/uflacs/analysis/dependencies.py:61: FutureWarning: Using a non-tuple sequence for multidimensional indexing is deprecated; use `arr[tuple(seq)]` instead of `arr[seq]`. In the future this will be interpreted as an array index, `arr[np.array(seq)]`, which will result either in an error or a different result.\n",
" active[targets] = 1\n"
]
},
{
"data": {
"text/plain": [
"(<dolfin.cpp.la.PETScMatrix at 0x7fabd944fba0>,\n",
" <dolfin.cpp.la.Vector at 0x7fabd944fb48>)"
"(<dolfin.cpp.la.PETScMatrix at 0x7fdbf38b0990>,\n",
" <dolfin.cpp.la.Vector at 0x7fdbf38b00f8>)"
]
},
"execution_count": 6,
"execution_count": 2,
"metadata": {},
"output_type": "execute_result"
}
......@@ -130,9 +161,25 @@
},
{
"cell_type": "code",
"execution_count": 7,
"execution_count": 3,
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Calling FFC just-in-time (JIT) compiler, this may take some time.\n"
]
},
{
"name": "stderr",
"output_type": "stream",
"text": [
"/usr/lib/python3/dist-packages/ffc/uflacs/analysis/dependencies.py:61: FutureWarning: Using a non-tuple sequence for multidimensional indexing is deprecated; use `arr[tuple(seq)]` instead of `arr[seq]`. In the future this will be interpreted as an array index, `arr[np.array(seq)]`, which will result either in an error or a different result.\n",
" active[targets] = 1\n"
]
}
],
"source": [
"N0 = Constant(1e-3)\n",
"kg_form = N0*dot(grad(w_), grad(dw))*dx\n",
......@@ -155,823 +202,44 @@
},
{
"cell_type": "code",
"execution_count": 8,
"execution_count": 5,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Computing 3 first eigenvalues...\n"
"Computing 3 first eigenvalues...\n",
"Critical buckling loads:\n",
"Exact: 0.31800 FE: 0.31805 Rel. gap 0.01%%\n",
"Exact: 0.93995 FE: 0.94033 Rel. gap 0.04%%\n",
"Exact: 1.87267 FE: 1.87415 Rel. gap 0.08%%\n"
]
},
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