2.1 mortaliteNaturelleEquation <equation name=" "><![CDATA[ result = ECMAScript(# if (classe == -1) ; else if (classe.getId() == ) ; else 0; #); result ]]></equation> useMigrationEquation false migrationEquation <equation name=" .unset"><![CDATA[]]></equation> emigrationEquation <equation name=" .unset"><![CDATA[]]></equation> immigrationEquation <equation name=" .unset"><![CDATA[]]></equation>