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| LIBRARY	: card                                                  |
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| DESCRIPTION   : Definition cardinal types.                            |
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| AUTHOR	: T. kalker						|
| DATE		: 10 JUly 1989  			                |
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| FILES:								|
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        mk_card: defines the type of cardinals    

        card.ml: loads the theory card

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| DOCUMENTATION:							|
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The type of cardinals is defined as the equivalence classes
of equi_potent sets. The canonical order "<<<" is defined,
and it proved that "<<<" is a linear order. This latter prove
is done using transfinite induction .

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| TO REBUILD THE LIBRARY:						|
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   0) necessary libraries: auxiliary, well_order, taut

   1) edit the pathnames in the Makefile (if necessary)

   2) type "make clean"

   3) type "make all"

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| TO USE THE LIBRARY:							|
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   load_library `card`;;


