, . , , , .
, . , , , , : .
, :
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, , ;
□ , .
.
, birthRate , deathRate. , , . , . stabilityFactor . : d(population)/dt = birth - death; birth = birthRate *population; death = deathRate*population + stabilityFactor*population/42;
, S- ( ), |
simple population, AnyLogic, . 13.11. Model Examples\Part IV. , burth population, . .
, , (. 13.12). , , :
(birthRate-deathRate) / stabilityFactor
birthRate deathRate. , , , . , .
. , ( , ) .
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13.8. :
, , . , , , . ,
, -.
, . , . , , . Powersim Sudio Express 2001. population Model Examples\Part IV.
, , Populationsector (. 13.13). population, : / /. / , . (imigrationNorma1), . (attractionDueToHousingLookupTable), , , . ( ) houses, , householdsize: householdsToHousesRatio = population / (houses * householdsize)
, (Housingsector), : (constructionRate) (demolitionRate). , - . . , , -, .
, : , , . , (. 13.15). .