45 lines
1.7 KiB
Plaintext
45 lines
1.7 KiB
Plaintext
theory Conceptual
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imports "../Isa_DOF" "../Isa_COL"
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begin
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doc_class A =
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x :: int
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doc_class B =
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x :: "string" (* attributes live in their own name-space *)
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y :: "string list" <= "[]" (* and can have arbitrary type constructors *)
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(* LaTeX may have problems with this, though *)
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doc_class C = B +
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z :: "A option" <= None (* A LINK, i.e. an attribute that has a type
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referring to a document class. Mathematical
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relations over document items can be modeled. *)
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g :: "thm"
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datatype enum = X1 | X2 | X3
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doc_class D = B +
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x :: "string" <= "''def''" (* overriding default *)
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a1 :: enum <= "X2" (* class - definitions may be mixed
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with arbitrary HOL-commands, thus
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also local definitions of enumerations *)
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a2 :: int <= 0
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doc_class E = D +
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x :: "string" <= "''qed''" (* overriding default *)
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doc_class F =
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r :: "thm list"
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u :: "file"
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s :: "typ list"
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b :: "(A \<times> C) set" <= "{}" (* This is a relation link, roughly corresponding
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to an association class. It can be used to track
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claims to result - relations, for example.*)
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doc_class G = C +
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g :: "thm" <= "@{thm ''HOL.refl''}"
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doc_class M =
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trace :: "(A + C + D + F) list"
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accepts "A ~~ \<lbrace>C || D\<rbrace>\<^sup>* ~~ \<lbrakk>F\<rbrakk>"
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end |