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ERRATA FOR ISABELLE MANUAL
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** THM : BASIC INFERENCE **
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Pure/tactic/lift_inst_rule: now checks for distinct parameters (could also
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compare with free variable names, though). Variables in the insts are now
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lifted over all parameters; their index is also increased. Type vars in
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the lhs variables are also increased by maxidx+1; this is essential for HOL
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examples to work.
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** THEORY MATTERS (GENERAL) **
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Definitions: users must ensure that the left-hand side is nothing
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more complex than a function application -- never using fancy syntax. E.g.
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never
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> ("the_def", "THE y. P(y) == Union({y . x:{0}, P(y)})" ),
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but
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< ("the_def", "The(P) == Union({y . x:{0}, P(y)})" ),
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Provers/classical, simp (new simplifier), tsimp (old simplifier), ind
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** SYSTEMS MATTERS **
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explain make system? maketest
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expandshort
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