Theorem_default_class theory attribute does not override Definition_default_class theory attribute #11
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Test to do in a theory which imports \<^theory>‹Isabelle_DOF.CENELEC_50128› and \<^theory>‹Isabelle_DOF.scholarly_paper›.
\<^theory>‹Isabelle_DOF.CENELEC_50128› declares:
Example in a test theory:
Fails with the message:
class scholarly_paper.theorem must be sub-class of CENELEC_50128.semi_formal_content