Basic text: include position; assumption/close: refer to non-atomic assumptions as well, implicit use of prems now considered legacy feature;
Basic text: include position;
assumption/close: refer to non-atomic assumptions as well, implicit use of prems now considered legacy feature;

MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle