%% %CopyrightBegin%
%%
%% SPDX-License-Identifier: Apache-2.0
%%
%% Copyright Ericsson AB 2021-2025. All Rights Reserved.
%%
%% %CopyrightEnd%

[;1m  range(BinRel)[0m

  Returns the range of the binary relation [;;4mBinRel[0m.

[;1mExamples[0m

    1> R = sofs:relation([{1,a},{1,b},{2,b},{2,c}]).
    2> S = sofs:range(R).
    3> sofs:to_external(S).
    [a,b,c]
