ANNOUNCE
changeset 14624 9b3397a848c3
parent 14616 b167b1b848d8
child 17544 929d157d4369
equal deleted inserted replaced
14623:811c09d426cc 14624:9b3397a848c3
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     6 This release provides many improvements and a few substantial advances over
     6 This release provides many improvements and a few substantial advances over
     7 Isabelle2003.  The most prominent highlights of Isabelle2004 are as follows
     7 Isabelle2003.  The most prominent highlights of Isabelle2004 are as follows
     8 (see the NEWS of the distribution for more details):
     8 (see the NEWS of the distribution for more details):
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     9 
       
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    11 * New image HOL4 with imported library from HOL4 system on top of
       
    12   HOL-Complex (about 2500 additional theorems). 
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    13 
    11 * New theory Ring_and_Field with over 250 basic numerical laws, 
    14 * New theory Ring_and_Field with over 250 basic numerical laws, 
    12   all proved in axiomatic type classes for semirings, rings and fields.
    15   all proved in axiomatic type classes for semirings, rings and fields.
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    16 
    14 * Type "rat" of the rational numbers available in HOL-Complex.
    17 * Type "rat" of the rational numbers available in HOL-Complex.