Sollya User's Manual

Name:

absolute indicates an absolute error for externalplot, fpminimax or supnorm

Usage:

absolute : absolute|relative

Description:

The use of absolute in the command externalplot indicates that during plotting in externalplot an absolute error is to be considered.

See externalplot for details.
Used with fpminimax, absolute indicates that fpminimax must try to minimize the absolute error.

See fpminimax for details.
When given in argument to supnorm, absolute indicates that an absolute error is to be considered for supremum norm computation.

See supnorm for details.

Example 1:

   > bashexecute("gcc -fPIC -c externalplotexample.c");
   > bashexecute("gcc -shared -o externalplotexample externalplotexample.o -lgmp -lmpfr");
   > externalplot("./externalplotexample",absolute,exp(x),[-1/2;1/2],12,perturb);

See also: externalplot, fpminimax, relative, bashexecute, supnorm