<?xml version="1.0" encoding="utf-8" ?>
<NEKTAR>
    <CONDITIONS>
        <SOLVERINFO>
            <I PROPERTY="SolverType"            VALUE="VelocityCorrectionScheme"/>
            <I PROPERTY="EQTYPE"                VALUE="UnsteadyNavierStokes"    />
            <I PROPERTY="Projection"            VALUE="Continuous"              />
            <I PROPERTY="EvolutionOperator"     VALUE="Direct"                  />
            <I PROPERTY="Driver"                VALUE="Arpack"                  />
            <I PROPERTY="ArpackProblemType"     VALUE="LargestMag"              />
        </SOLVERINFO>

        <TIMEINTEGRATIONSCHEME> 
            <METHOD> IMEX </METHOD> 
            <ORDER> 3 </ORDER> 
        </TIMEINTEGRATIONSCHEME>

        <PARAMETERS>
            <P> TimeStep      = 0.001     </P>
            <P> NumSteps      = 500       </P>
            <P> IO_InfoSteps  = 500        </P>
            <P> Re            = 7500      </P>
            <P> Kinvis        = 1.0/Re    </P>
            <P> kdim          = 16        </P>
            <P> nvec          = 2         </P>
            <P> nits          = 500       </P>
            <P> evtol         = 1e-06     </P>
        </PARAMETERS>

        <VARIABLES>
            <V ID="0"> u </V>
            <V ID="1"> v </V>
            <V ID="2"> p </V>
        </VARIABLES>

        <BOUNDARYREGIONS>
            <B ID="0"> C[1] </B>
            <B ID="1"> C[3] </B>
            <B ID="2"> C[2] </B>
        </BOUNDARYREGIONS>

        <BOUNDARYCONDITIONS>
            <REGION REF="0">
                <D VAR="u" VALUE="0" />
                <D VAR="v" VALUE="0" />
                <N VAR="p" USERDEFINEDTYPE="H" VALUE="0"/>
            </REGION>
            <REGION REF="1">
                <P VAR="u" VALUE="[2]" />
                <P VAR="v" VALUE="[2]" />
                <P VAR="p" VALUE="[2]" />
            </REGION>
            <REGION REF="2">
                <P VAR="u" VALUE="[1]" />
                <P VAR="v" VALUE="[1]" />
                <P VAR="p" VALUE="[1]" />
            </REGION>
        </BOUNDARYCONDITIONS>

        <FUNCTION NAME="InitialConditions">
            <F FILE="Channel-VCS.rst" />
        </FUNCTION>

        <FUNCTION NAME="BaseFlow">
            <F FILE="Channel-VCS.bse" />
        </FUNCTION>
    </CONDITIONS>

    <FILTERS>
        <FILTER TYPE="Checkpoint">
            <PARAM NAME="OutputFrequency">1000</PARAM>
        </FILTER>
    </FILTERS>

    <GEOMETRY DIM="2" SPACE="2">
        <VERTEX>
            <V ID="0">3.14159265e+00 -1.00000000e+00 0.00000000e+00</V>
            <V ID="1">3.14159265e+00 -8.33333316e-01 0.00000000e+00</V>
            <V ID="2">2.35619449e+00 -8.33333316e-01 0.00000000e+00</V>
            <V ID="3">2.35619449e+00 -1.00000000e+00 0.00000000e+00</V>
            <V ID="4">1.57079633e+00 -8.33333316e-01 0.00000000e+00</V>
            <V ID="5">1.57079633e+00 -1.00000000e+00 0.00000000e+00</V>
            <V ID="6">7.85398163e-01 -8.33333316e-01 0.00000000e+00</V>
            <V ID="7">7.85398163e-01 -1.00000000e+00 0.00000000e+00</V>
            <V ID="8">-6.58184618e-12 -8.33333316e-01 0.00000000e+00</V>
            <V ID="9">-7.89812660e-12 -1.00000000e+00 0.00000000e+00</V>
            <V ID="10">-7.85398163e-01 -8.33333316e-01 0.00000000e+00</V>
            <V ID="11">-7.85398163e-01 -1.00000000e+00 0.00000000e+00</V>
            <V ID="12">-1.57079633e+00 -8.33333316e-01 0.00000000e+00</V>
            <V ID="13">-1.57079633e+00 -1.00000000e+00 0.00000000e+00</V>
            <V ID="14">-2.35619449e+00 -8.33333316e-01 0.00000000e+00</V>
            <V ID="15">-2.35619449e+00 -1.00000000e+00 0.00000000e+00</V>
            <V ID="16">-3.14159265e+00 -8.33333316e-01 0.00000000e+00</V>
            <V ID="17">-3.14159265e+00 -1.00000000e+00 0.00000000e+00</V>
            <V ID="18">3.14159265e+00 -5.00000007e-01 0.00000000e+00</V>
            <V ID="19">2.35619449e+00 -5.00000007e-01 0.00000000e+00</V>
            <V ID="20">1.57079633e+00 -5.00000007e-01 0.00000000e+00</V>
            <V ID="21">7.85398163e-01 -5.00000007e-01 0.00000000e+00</V>
            <V ID="22">-3.94884125e-12 -5.00000007e-01 0.00000000e+00</V>
            <V ID="23">-7.85398163e-01 -5.00000007e-01 0.00000000e+00</V>
            <V ID="24">-1.57079633e+00 -5.00000007e-01 0.00000000e+00</V>
            <V ID="25">-2.35619449e+00 -5.00000007e-01 0.00000000e+00</V>
            <V ID="26">-3.14159265e+00 -5.00000007e-01 0.00000000e+00</V>
            <V ID="27">3.14159265e+00 -4.47863968e-12 0.00000000e+00</V>
            <V ID="28">2.35619449e+00 -3.35893119e-12 0.00000000e+00</V>
            <V ID="29">1.57079633e+00 -2.23933372e-12 0.00000000e+00</V>
            <V ID="30">7.85398163e-01 -1.11960441e-12 0.00000000e+00</V>
            <V ID="31">-1.11022302e-16 -2.77555869e-17 0.00000000e+00</V>
            <V ID="32">-7.85398163e-01 1.11960441e-12 0.00000000e+00</V>
            <V ID="33">-1.57079633e+00 2.23931984e-12 0.00000000e+00</V>
            <V ID="34">-2.35619449e+00 3.35892425e-12 0.00000000e+00</V>
            <V ID="35">-3.14159265e+00 4.47863968e-12 0.00000000e+00</V>
            <V ID="36">3.14159265e+00 5.00000007e-01 0.00000000e+00</V>
            <V ID="37">2.35619449e+00 5.00000007e-01 0.00000000e+00</V>
            <V ID="38">1.57079633e+00 5.00000007e-01 0.00000000e+00</V>
            <V ID="39">7.85398163e-01 5.00000007e-01 0.00000000e+00</V>
            <V ID="40">3.94917432e-12 5.00000007e-01 0.00000000e+00</V>
            <V ID="41">-7.85398163e-01 5.00000007e-01 0.00000000e+00</V>
            <V ID="42">-1.57079633e+00 5.00000007e-01 0.00000000e+00</V>
            <V ID="43">-2.35619449e+00 5.00000007e-01 0.00000000e+00</V>
            <V ID="44">-3.14159265e+00 5.00000007e-01 0.00000000e+00</V>
            <V ID="45">3.14159265e+00 8.33333316e-01 0.00000000e+00</V>
            <V ID="46">2.35619449e+00 8.33333316e-01 0.00000000e+00</V>
            <V ID="47">1.57079633e+00 8.33333316e-01 0.00000000e+00</V>
            <V ID="48">7.85398163e-01 8.33333316e-01 0.00000000e+00</V>
            <V ID="49">6.58190169e-12 8.33333316e-01 0.00000000e+00</V>
            <V ID="50">-7.85398163e-01 8.33333316e-01 0.00000000e+00</V>
            <V ID="51">-1.57079633e+00 8.33333316e-01 0.00000000e+00</V>
            <V ID="52">-2.35619449e+00 8.33333316e-01 0.00000000e+00</V>
            <V ID="53">-3.14159265e+00 8.33333316e-01 0.00000000e+00</V>
            <V ID="54">3.14159265e+00 1.00000000e+00 0.00000000e+00</V>
            <V ID="55">2.35619449e+00 1.00000000e+00 0.00000000e+00</V>
            <V ID="56">1.57079633e+00 1.00000000e+00 0.00000000e+00</V>
            <V ID="57">7.85398163e-01 1.00000000e+00 0.00000000e+00</V>
            <V ID="58">7.89812660e-12 1.00000000e+00 0.00000000e+00</V>
            <V ID="59">-7.85398163e-01 1.00000000e+00 0.00000000e+00</V>
            <V ID="60">-1.57079633e+00 1.00000000e+00 0.00000000e+00</V>
            <V ID="61">-2.35619449e+00 1.00000000e+00 0.00000000e+00</V>
            <V ID="62">-3.14159265e+00 1.00000000e+00 0.00000000e+00</V>
        </VERTEX>
        <EDGE>
            <E ID="0">    0  1   </E>
            <E ID="1">    1  2   </E>
            <E ID="2">    2  3   </E>
            <E ID="3">    3  0   </E>
            <E ID="4">    2  4   </E>
            <E ID="5">    4  5   </E>
            <E ID="6">    5  3   </E>
            <E ID="7">    4  6   </E>
            <E ID="8">    6  7   </E>
            <E ID="9">    7  5   </E>
            <E ID="10">    6  8   </E>
            <E ID="11">    8  9   </E>
            <E ID="12">    9  7   </E>
            <E ID="13">    8  10   </E>
            <E ID="14">   10  11   </E>
            <E ID="15">   11  9   </E>
            <E ID="16">   10  12   </E>
            <E ID="17">   12  13   </E>
            <E ID="18">   13  11   </E>
            <E ID="19">   12  14   </E>
            <E ID="20">   14  15   </E>
            <E ID="21">   15  13   </E>
            <E ID="22">   14  16   </E>
            <E ID="23">   16  17   </E>
            <E ID="24">   17  15   </E>
            <E ID="25">    1  18   </E>
            <E ID="26">   18  19   </E>
            <E ID="27">   19  2   </E>
            <E ID="28">   19  20   </E>
            <E ID="29">   20  4   </E>
            <E ID="30">   20  21   </E>
            <E ID="31">   21  6   </E>
            <E ID="32">   21  22   </E>
            <E ID="33">   22  8   </E>
            <E ID="34">   22  23   </E>
            <E ID="35">   23  10   </E>
            <E ID="36">   23  24   </E>
            <E ID="37">   24  12   </E>
            <E ID="38">   24  25   </E>
            <E ID="39">   25  14   </E>
            <E ID="40">   25  26   </E>
            <E ID="41">   26  16   </E>
            <E ID="42">   18  27   </E>
            <E ID="43">   27  28   </E>
            <E ID="44">   28  19   </E>
            <E ID="45">   28  29   </E>
            <E ID="46">   29  20   </E>
            <E ID="47">   29  30   </E>
            <E ID="48">   30  21   </E>
            <E ID="49">   30  31   </E>
            <E ID="50">   31  22   </E>
            <E ID="51">   31  32   </E>
            <E ID="52">   32  23   </E>
            <E ID="53">   32  33   </E>
            <E ID="54">   33  24   </E>
            <E ID="55">   33  34   </E>
            <E ID="56">   34  25   </E>
            <E ID="57">   34  35   </E>
            <E ID="58">   35  26   </E>
            <E ID="59">   27  36   </E>
            <E ID="60">   36  37   </E>
            <E ID="61">   37  28   </E>
            <E ID="62">   37  38   </E>
            <E ID="63">   38  29   </E>
            <E ID="64">   38  39   </E>
            <E ID="65">   39  30   </E>
            <E ID="66">   39  40   </E>
            <E ID="67">   40  31   </E>
            <E ID="68">   40  41   </E>
            <E ID="69">   41  32   </E>
            <E ID="70">   41  42   </E>
            <E ID="71">   42  33   </E>
            <E ID="72">   42  43   </E>
            <E ID="73">   43  34   </E>
            <E ID="74">   43  44   </E>
            <E ID="75">   44  35   </E>
            <E ID="76">   36  45   </E>
            <E ID="77">   45  46   </E>
            <E ID="78">   46  37   </E>
            <E ID="79">   46  47   </E>
            <E ID="80">   47  38   </E>
            <E ID="81">   47  48   </E>
            <E ID="82">   48  39   </E>
            <E ID="83">   48  49   </E>
            <E ID="84">   49  40   </E>
            <E ID="85">   49  50   </E>
            <E ID="86">   50  41   </E>
            <E ID="87">   50  51   </E>
            <E ID="88">   51  42   </E>
            <E ID="89">   51  52   </E>
            <E ID="90">   52  43   </E>
            <E ID="91">   52  53   </E>
            <E ID="92">   53  44   </E>
            <E ID="93">   45  54   </E>
            <E ID="94">   54  55   </E>
            <E ID="95">   55  46   </E>
            <E ID="96">   55  56   </E>
            <E ID="97">   56  47   </E>
            <E ID="98">   56  57   </E>
            <E ID="99">   57  48   </E>
            <E ID="100">   57  58   </E>
            <E ID="101">   58  49   </E>
            <E ID="102">   58  59   </E>
            <E ID="103">   59  50   </E>
            <E ID="104">   59  60   </E>
            <E ID="105">   60  51   </E>
            <E ID="106">   60  61   </E>
            <E ID="107">   61  52   </E>
            <E ID="108">   61  62   </E>
            <E ID="109">   62  53   </E>
        </EDGE>
        <ELEMENT>
            <Q ID="0">    0     1     2     3 </Q>
            <Q ID="1">    2     4     5     6 </Q>
            <Q ID="2">    5     7     8     9 </Q>
            <Q ID="3">    8    10    11    12 </Q>
            <Q ID="4">   11    13    14    15 </Q>
            <Q ID="5">   14    16    17    18 </Q>
            <Q ID="6">   17    19    20    21 </Q>
            <Q ID="7">   20    22    23    24 </Q>
            <Q ID="8">   25    26    27     1 </Q>
            <Q ID="9">   27    28    29     4 </Q>
            <Q ID="10">   29    30    31     7 </Q>
            <Q ID="11">   31    32    33    10 </Q>
            <Q ID="12">   33    34    35    13 </Q>
            <Q ID="13">   35    36    37    16 </Q>
            <Q ID="14">   37    38    39    19 </Q>
            <Q ID="15">   39    40    41    22 </Q>
            <Q ID="16">   42    43    44    26 </Q>
            <Q ID="17">   44    45    46    28 </Q>
            <Q ID="18">   46    47    48    30 </Q>
            <Q ID="19">   48    49    50    32 </Q>
            <Q ID="20">   50    51    52    34 </Q>
            <Q ID="21">   52    53    54    36 </Q>
            <Q ID="22">   54    55    56    38 </Q>
            <Q ID="23">   56    57    58    40 </Q>
            <Q ID="24">   59    60    61    43 </Q>
            <Q ID="25">   61    62    63    45 </Q>
            <Q ID="26">   63    64    65    47 </Q>
            <Q ID="27">   65    66    67    49 </Q>
            <Q ID="28">   67    68    69    51 </Q>
            <Q ID="29">   69    70    71    53 </Q>
            <Q ID="30">   71    72    73    55 </Q>
            <Q ID="31">   73    74    75    57 </Q>
            <Q ID="32">   76    77    78    60 </Q>
            <Q ID="33">   78    79    80    62 </Q>
            <Q ID="34">   80    81    82    64 </Q>
            <Q ID="35">   82    83    84    66 </Q>
            <Q ID="36">   84    85    86    68 </Q>
            <Q ID="37">   86    87    88    70 </Q>
            <Q ID="38">   88    89    90    72 </Q>
            <Q ID="39">   90    91    92    74 </Q>
            <Q ID="40">   93    94    95    77 </Q>
            <Q ID="41">   95    96    97    79 </Q>
            <Q ID="42">   97    98    99    81 </Q>
            <Q ID="43">   99   100   101    83 </Q>
            <Q ID="44">  101   102   103    85 </Q>
            <Q ID="45">  103   104   105    87 </Q>
            <Q ID="46">  105   106   107    89 </Q>
            <Q ID="47">  107   108   109    91 </Q>
        </ELEMENT>
        <COMPOSITE>
            <C ID="0"> Q[0-47] </C>
            <C ID="1"> E[24,21,18,15,12,9,6,3,94,96,98,100,102,104,106,108] </C>
            <C ID="2"> E[109,92,75,58,41,23] </C>
            <C ID="3"> E[93,76,59,42,25,0] </C>
        </COMPOSITE>
        <DOMAIN> C[0] </DOMAIN>
    </GEOMETRY>
    <EXPANSIONS>
        <E COMPOSITE="C[0]" NUMMODES="11" TYPE="GLL_LAGRANGE" FIELDS="u,v,p" />
    </EXPANSIONS>
</NEKTAR>
