1 files changed, 80 insertions, 0 deletions
diff --git a/src/Coefficients_4_3_min_err_coeff.F90 b/src/Coefficients_4_3_min_err_coeff.F90
new file mode 100644
index 0000000..1b5e728
--- /dev/null
+++ b/src/Coefficients_4_3_min_err_coeff.F90
@@ -0,0 +1,80 @@
+#include "cctk.h"
+#include "cctk_Functions.h"
+#include "cctk_Parameters.h"
+
+subroutine set_coeff_4_3_opt ( nsize, loc_order, bb, gsize, imin, imax, dd )
+
+  use All_Coeffs_mod
+
+  implicit none
+
+  DECLARE_CCTK_FUNCTIONS
+  DECLARE_CCTK_PARAMETERS
+
+  CCTK_INT, intent(IN) :: nsize, loc_order
+  CCTK_INT, dimension(2), intent(IN) :: bb
+  CCTK_INT, intent(IN) :: gsize
+  CCTK_INT, dimension(nsize), intent(OUT) :: imin, imax
+  CCTK_REAL, dimension(nsize,nsize), intent(OUT) :: dd
+
+  CCTK_REAL, dimension(2), save :: a
+  CCTK_REAL, dimension(7,5), save :: q 
+
+  CCTK_INT :: i, il, ir
+
+  logical, save :: first = .true.
+
+  if ( first ) then
+    call coeffs_1_4_3_opt ( a, q )
+    first = .false.
+  end if
+
+  dd = zero
+  imin = 0
+  imax = -1
+
+  if ( bb(1) == 0 ) then
+    il = 1 + gsize
+  else
+    dd(1:5,1) = q(1:5,1)
+    imin(1) = 1; imax(1) = 5
+
+    dd(1:7,2) = q(1:7,2)
+    imin(2) = 1; imax(2) = 7
+
+    dd(1:7,3) = q(1:7,3)
+    imin(3) = 1; imax(3) = 7
+
+    dd(1:7,4) = q(1:7,4)
+    imin(4) = 1; imax(4) = 7
+
+    dd(1:7,5) = q(1:7,5)
+    imin(5) = 1; imax(5) = 7
+
+    il = 6
+  end if
+  if ( bb(2) == 0 ) then
+    ir = nsize - gsize
+  else
+    dd(nsize-6:nsize,nsize-4) = -q(7:1:-1,5)
+    imin(nsize-4) = nsize-6; imax(nsize-4) = nsize
+
+    dd(nsize-6:nsize,nsize-3) = -q(7:1:-1,4)
+    imin(nsize-3) = nsize-6; imax(nsize-3) = nsize
+   
+    dd(nsize-6:nsize,nsize-2) = -q(7:1:-1,3)
+    imin(nsize-2) = nsize-6; imax(nsize-2) = nsize
+
+    dd(nsize-6:nsize,nsize-1) = -q(7:1:-1,2)
+    imin(nsize-1) = nsize-6; imax(nsize-1) = nsize
+
+    dd(nsize-4:nsize,nsize) = -q(5:1:-1,1)
+    imin(nsize) = nsize-4; imax(nsize) = nsize
+
+    ir = nsize - 5
+  end if
+  do i = il, ir
+    dd(i-2:i-1,i) = -a(2:1:-1); dd(i+1:i+2,i) = a(1:2)
+    imin(i) = i-2; imax(i) = i+2
+  end do
+end subroutine set_coeff_4_3_opt