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<DD> NREFA(L) (I) : the reference number of the element edges
<P>
 </DL>
    <LI> end of loop L 
  </UL>
  <LI> end of loop J 
</UL>
<P>
<P>
<P>
<b> Remarks:</b>
<P>
<UL><LI> NUMSOM(*) is one of the points created with keyword <b> POIN</b>.
<LI> The order of the vertices and edges is the standard order of the D.S. <b> NOPO</b>.
<LI> The edge reference numbers allows an eventual re-triangulation (keyword <b> RETR</b>) with
projections on a curve  (FFRONT or function parser).
</UL>
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<b> OBJE </b>: Calls the mesh generator <b> CONOPO</b> for the case of a single element.
<P>
<UL><LI> OBJE<A NAME=725>&#160;</A>  (A) : the keyword to activate 
  <LI> IMPRE (I) : print parameter for execution  
  <LI> LEVEL (I) : the level of the resulting D.S.
  <LI> NCGE (I) : the type of element: 1 <IMG BORDER=0 ALIGN=BOTTOM ALT="" SRC="img5.gif"> point, 2 <IMG BORDER=0 ALIGN=BOTTOM ALT="" SRC="img5.gif"> segment,
     3 <IMG BORDER=0 ALIGN=BOTTOM ALT="" SRC="img5.gif"> triangle, <BR> 4 <IMG BORDER=0 ALIGN=BOTTOM ALT="" SRC="img5.gif"> quadrangle
  <LI> IREF (I) : reference  option 
  <UL><LI>  0 : all references are set to  0
    <LI>  1 : the references are different:  for example, for a triangle:
    <OL><LI> for the vertices:  1, 2, 3
      <LI> for the edges: 4, 5, 6.
    </OL>
    whereas for a quadrangle, we have:
    <OL><LI>  for the vertices:  1, 2, 3, 4
      <LI>  for the edges: 5, 6, 7, 8.
    </OL></UL></UL>
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<P>
<P>
<b> Remarks:</b>
<P>
<UL><LI> The sub-domain number is set to 1.
<LI> The keyword  <b> NUME</b> can be used to modify the numbers.
<LI> This module is used when doing simple tests quickly.
</UL>
<P>
<b> BARR </b> : Calls the mesh generator <b> CONOPO</b> to create segments<A NAME=739>&#160;</A> from the contour data
defined in terms of lines.
<P>
<UL><LI> BARR<A NAME=741>&#160;</A>  (A) : the keyword to activate 
  <LI> IMPRE (I) : print parameter for execution  
  <LI> LEVEL (I) : level of the resulting D.S.
  <LI> NUDSD (I) : the sub-domain number to assign to the elements created
  <LI> NBRELI (I) : the number of contour lines of the domain
  <LI> NS1L (I) : the direction of the first contour line: if NS1L = 1, the line runs
    from endpoint NEXTR1 towards endpoint NEXTR2, if NS1L = -1, the line runs in the opposite direction
   (i.e. from NEXTR2 to NEXTR1)
  <LI> Loop from J=1 to NBRELI, the number of contour lines
  <UL><LI>  NOLIG(J) (I) : the number of line J
  </UL>
  <LI> end of loop J 
</UL>
<P>
<P>
<P>
<b> Remarks:</b>
<P>
<UL><LI> The contour may be closed, or not. 
<LI> The lines are consecutive.
</UL>
<P>
<b> TRAN </b> : Calls module  <b> MODNOP</b> to generate a mesh resulting from a translation<A NAME=750>&#160;</A> of a
given mesh.
<P>
<UL><LI> TRAN<A NAME=752>&#160;</A>  (A) : the keyword to activate 
  <LI> IMPRE (I) : print parameter for execution  
  <LI> LEVEL1 (I) : level of the initial D.S.
  <LI> LEVEL2 (I) : level of the resulting D.S.
  <LI> NBNNF (I) : the number of reference numbers to change
  <LI> NBNNSD (I) : the number of sub-domain numbers to change
  <LI> Loop from J=1 to  NBNNF (if NBNNF <IMG BORDER=0 ALIGN=MIDDLE ALT="" SRC="img9.gif"> 0)
  <UL><LI> NOLD(J) (I) : the reference number to change
    <LI> NNEW(J) (I) : the number to assign to items referenced  by NOLD(J)  
  </UL>
  <LI> end of loop J 
  <LI> Loop from J=1 to NBNNSD (if NBNNSD <IMG BORDER=0 ALIGN=MIDDLE ALT="" SRC="img9.gif"> 0)
  <UL><LI> NOLD(J) (I) : the sub-domain number to change
    <LI> NNEW(J) (I) : the number to assign to items referenced by NOLD(J)  
  </UL>
  <LI> end of loop J 
  <LI> TRANX (R) : the <b>x</b> component of the translation
  <LI> TRANY (R) : the <b>y</b> component of the translation
</UL>
<P>
<P>
<P>
<b> Remark:</b>
<P>
<UL><LI> If a reference number indicates the presence of a curve, the coherence between the initial curve 
and the transformed curve is checked.
</UL>
<P>
<b> ROTA </b> : Calls module <b> MODNOP</b> to generate a mesh resulting from a rotation<A NAME=763>&#160;</A> of
a given mesh.
<P>
<UL><LI> ROTA<A NAME=765>&#160;</A>  (A) : the keyword to activate 
  <LI> IMPRE (I) : print parameter for execution  
  <LI> LEVEL1 (I) : level of the initial D.S.
  <LI> LEVEL2 (I) : level of the resulting D.S.
  <LI> NBNNF (I) : the number of reference numbers to change
  <LI> NBNNSD (I) : the number of sub-domain numbers to change
  <LI> Loop from J=1 to  NBNNF (if NBNNF <IMG BORDER=0 ALIGN=MIDDLE ALT="" SRC="img9.gif"> 0)
  <UL><LI> NOLD(J) (I) : the reference number to change
    <LI> NNEW(J) (I) : the number to assign to items referenced  by NOLD(J)
  </UL>
  <LI> end of loop J 
  <LI> Loop from J=1 to NBNNSD (if NBNNSD <IMG BORDER=0 ALIGN=MIDDLE ALT="" SRC="img9.gif"> 0)
  <UL><LI> NOLD(J) (I) : the sub-domain number to change
    <LI> NNEW(J) (I) : the number to assign to items referenced  by NOLD(J)
  </UL>
  <LI> end of loop J 
  <LI> <IMG BORDER=0 ALIGN=BOTTOM ALT="" SRC="img10.gif"> (R) : the rotation angle in <b> degrees</b> 
  <LI> XC (R) : the abscissa of the center of rotation
  <LI> YC (R) : the ordinate
</UL>
<P>
<P>
<P>
<b> Remark:</b>
<P>
<UL><LI> If a reference number indicates the presence of a curve, the coherence between the initial curve and 
transformed curve is checked.
</UL>
<P>
<b> SYMD </b> : Calls module <b> MODNOP</b> to generate the mesh resulting from  symmetry<A NAME=777>&#160;</A> with
respect to a line in a given mesh.
<P>
<UL><LI> SYMD<A NAME=779>&#160;</A>  (A) : the keyword to activate 
  <LI> IMPRE (I) : print parameter for execution  
  <LI> LEVEL1 (I) : level of the initial D.S.
  <LI> LEVEL2 (I) : level of the resulting D.S.
  <LI> NBNNF (I) : the number of reference numbers to change
  <LI> NBNNSD (I) : the number of sub-domain numbers to change
  <LI> Loop from J=1 to  NBNNF (if NBNNF <IMG BORDER=0 ALIGN=MIDDLE ALT="" SRC="img9.gif"> 0)
  <UL><LI> NOLD(J) (I) : the reference number to change
    <LI> NNEW(J) (I) : the number to assign to items referenced  by NOLD(J)
  </UL>
  <LI> end of loop J 
  <LI> Loop from J=1 to NBNNSD (if NBNNSD <IMG BORDER=0 ALIGN=MIDDLE ALT="" SRC="img9.gif"> 0)
  <UL><LI> NOLD(J) (I) : the sub-domain number to change
    <LI> NNEW(J) (I) : the number to assign to items referenced  by NOLD(J)
  </UL>
  <LI> end of loop J 
  <LI> <b>A</b> (R) : the parameters defining the line of symmetry given in the form <BR> 
   <b> AX + BY + C = 0</b>.
  <LI> <b>B</b> (R) : the second coefficient of the line equation
  <LI> <b>C</b> (R) : the third coefficient
</UL>
<P>
<P>
<P>
<b> Remark:</b>
<P>
<UL><LI> If a reference number indicates the presence of a curve, the coherence between the initial curve and 
transformed curve is checked. 
</UL>
<P>
<b> DILA </b> : Calls module <b> MODNOP</b> to generate the mesh resulting from a dilation<A NAME=790>&#160;</A> of
given mesh.
<P>
<UL><LI> DILA<A NAME=792>&#160;</A>  (A) : the keyword to activate 
  <LI> IMPRE (I) : print parameter for execution  
  <LI> LEVEL1 (I) : level of the initial D.S.
  <LI> LEVEL2 (I) : level of the resulting D.S.
  <LI> NBNNF (I) : the number of reference numbers to change
  <LI> NBNNSD (I) : the number of sub-domain numbers to change
  <LI> Loop from J=1 to  NBNNF (if NBNNF <IMG BORDER=0 ALIGN=MIDDLE ALT="" SRC="img9.gif"> 0)
  <UL><LI> NOLD(J) (I) : the reference number to change
    <LI> NNEW(J) (I) : the number to assign to items referenced  by NOLD(J)
  </UL>
  <LI> end of loop J 
  <LI> Loop from J=1 to NBNNSD (if NBNNSD <IMG BORDER=0 ALIGN=MIDDLE ALT="" SRC="img9.gif"> 0)
  <UL><LI> NOLD(J) (I) : the sub-domain number to change
    <LI> NNEW(J) (I) : the number to assign to items referenced  by NOLD(J)
  </UL>
  <LI> end of loop J 
  <LI> DILX (R) : the dilation coefficient in the <b>x</b> direction
  <LI> DILY (R) : the dilation coefficient in the <b>y</b> direction
  <LI> XINV (R) : the abscissa of a point which is invariant by this transformation
  <LI> YINV (R) : the ordinate
</UL>
<P>
<P>
<P>
<b> Remark:</b>
<P>
<UL><LI> If a reference number indicates the presence of a curve, the coherence between the initial curve and 
transformed curve is checked. 
</UL>
<P>
<b> Q4T<A NAME=801>&#160;</A></b> : Calls module <b> QUATRI</b> to split<A NAME=803>&#160;</A> each  quadrangle of a given mesh
into four triangles.
<P>
<UL><LI> Q4T (A) :  the keyword to activate 
  <LI> IMPRE (I) : print parameter for execution  
  <LI> LEVEL1 (I) : level of the initial D.S.
  <LI> LEVEL2 (I) : level of the resulting D.S.
</UL>
<P>
<P>
<P>
<P>
<b> RETR </b> : Calls module  <b> RETRIN</b> to split<A NAME=808>&#160;</A> each element of a given mesh
into sub-elements of the same type.
<P>
<UL><LI> RETR<A NAME=810>&#160;</A> (A) :  the keyword to activate 
  <LI> IMPRE (I) : print parameter for execution  
  <LI> LEVEL1 (I) : level of the initial D.S.
  <LI> LEVEL2 (I) : level of the resulting D.S.
  <LI> N (I) : the splitting parameter
</UL>
<P>
<P>
<P>
<b> Remarks:</b>
<P>
<UL><LI> Each element is split into  N