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author | Erik Schnetter <schnetter@cct.lsu.edu> | 2011-02-11 15:52:34 -0500 |
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committer | Barry Wardell <barry.wardell@gmail.com> | 2011-12-14 18:26:00 +0000 |
commit | 4412d33c2c56fe068b8d9d5bcfec686bcdf043d7 (patch) | |
tree | 77533a76b65a4fcb7673c009c4076d2fc242d677 /CarpetExtra/CarpetProlongateTest/README | |
parent | 2363b41ea8ed48ec51fe222b151f98f64fc1c5d0 (diff) |
CarpetProlongateTest: Expand thorn, add many test cases
Test vertex centred and cell centred prolongation operators.
Diffstat (limited to 'CarpetExtra/CarpetProlongateTest/README')
-rw-r--r-- | CarpetExtra/CarpetProlongateTest/README | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/CarpetExtra/CarpetProlongateTest/README b/CarpetExtra/CarpetProlongateTest/README index 8e722e428..4324e72e3 100644 --- a/CarpetExtra/CarpetProlongateTest/README +++ b/CarpetExtra/CarpetProlongateTest/README @@ -9,5 +9,10 @@ Licence : GPL Test prolongation in Carpet. The basic idea is to set up a grid function containing a polynomial of -a certain order of the coordinates. Prolongatin (interpolation) with -sufficiently high order must preserve these polynomials exactly. +a certain order of the coordinates. Prolongation (interpolation) with +sufficiently high order must preserve these polynomials exactly (up to +floating-point round-off). + +We test restriction as well, but the restriction operators are not +high-order accurate. Since restriction is first order accurate, and we +disable the restriction tests for the higher orders. |