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| author | Joseph Hunkeler <jhunkeler@gmail.com> | 2015-07-08 20:46:52 -0400 |
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| committer | Joseph Hunkeler <jhunkeler@gmail.com> | 2015-07-08 20:46:52 -0400 |
| commit | fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 (patch) | |
| tree | bdda434976bc09c864f2e4fa6f16ba1952b1e555 /math/gsurfit/README | |
| download | iraf-linux-fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4.tar.gz | |
Initial commit
Diffstat (limited to 'math/gsurfit/README')
| -rw-r--r-- | math/gsurfit/README | 6 |
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diff --git a/math/gsurfit/README b/math/gsurfit/README new file mode 100644 index 00000000..4ab4a0f3 --- /dev/null +++ b/math/gsurfit/README @@ -0,0 +1,6 @@ +Linear least squares surface fitting package. +Contains routines to fit Legendre and Chebyshev polynomials +in the least squares sense to 2-dimensional data. +The normal equations are accumulated and solved using Cholesky factorization. +The package contains separate entry points for accumulating points, +solving the matrix equations, rejecting points and evaluating the surface. |