Tue, 10 Mar 1998 18:33:13 +0100 renamed is_chain to chain, is_tord to tord, replaced chain_finite by chfin
oheimb [Tue, 10 Mar 1998 18:33:13 +0100] rev 4721
renamed is_chain to chain, is_tord to tord, replaced chain_finite by chfin
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