Sollya User's Manual

Name:

relative indicates a relative error for externalplot, fpminimax or supnorm

Library names:

sollya_obj_t sollya_lib_relative() int sollya_lib_is_relative(sollya_obj_t)

Usage:

relative : absolute|relative

Description:

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

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

See fpminimax for details.
When given in argument to supnorm, relative indicates that a relative 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",relative,exp(x),[-1/2;1/2],12,perturb);

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

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