pwl_interp_1d_test, a FORTRAN90 code which calls pwl_interp_1d(), which interpolates a set of data with a piecewise linear function, creating graphics files for processing by GNUPLOT.
The computer code and data files made available on this web page are distributed under the MIT license
pwl_interp_1d, a FORTRAN90 code which interpolates a set of data using a piecewise linear function, creating graphics files for processing by gnuplot().
The test program makes files which can be used by GNUPLOT to create PNG plots: