pchip_test


pchip_test, a FORTRAN77 code which calls pchip(), which constructs a piecewise cubic Hermite interpolant to data, and carry out various related operations, by Fred Fritsch.

Licensing:

The computer code and data files made available on this web page are distributed under the GNU LGPL license.

Related Data and Programs:

pchip, a FORTRAN77 code which can construct a piecewise cubic Hermite interpolant to data, and carry out various related operations, by Fred Fritsch.

Source Code:

TEST02 generates some files that can be input to GNUPLOT to illustrate the problem of interpolating monotonic data with a piecewise cubic Hermite spline.

TEST03 generates some files that can be input to GNUPLOT to illustrate the problem of interpolating monotonic data with a cubic spline.


Last revised on 29 October 2023.