Deprecated: $wgMWOAuthSharedUserIDs=false is deprecated, set $wgMWOAuthSharedUserIDs=true, $wgMWOAuthSharedUserSource='local' instead [Called from MediaWiki\HookContainer\HookContainer::run in /var/www/html/w/includes/HookContainer/HookContainer.php at line 135] in /var/www/html/w/includes/Debug/MWDebug.php on line 372
Über pulsierende Wirbelringe. - MaRDI portal

Deprecated: Use of MediaWiki\Skin\SkinTemplate::injectLegacyMenusIntoPersonalTools was deprecated in Please make sure Skin option menus contains `user-menu` (and possibly `notifications`, `user-interface-preferences`, `user-page`) 1.46. [Called from MediaWiki\Skin\SkinTemplate::getPortletsTemplateData in /var/www/html/w/includes/Skin/SkinTemplate.php at line 691] in /var/www/html/w/includes/Debug/MWDebug.php on line 372

Deprecated: Use of MediaWiki\Skin\BaseTemplate::getPersonalTools was deprecated in 1.46 Call $this->getSkin()->getPersonalToolsForMakeListItem instead (T422975). [Called from Skins\Chameleon\Components\NavbarHorizontal\PersonalTools::getHtml in /var/www/html/w/skins/chameleon/src/Components/NavbarHorizontal/PersonalTools.php at line 66] in /var/www/html/w/includes/Debug/MWDebug.php on line 372

Deprecated: Use of QuickTemplate::(get/html/text/haveData) with parameter `personal_urls` was deprecated in MediaWiki Use content_navigation instead. [Called from MediaWiki\Skin\QuickTemplate::get in /var/www/html/w/includes/Skin/QuickTemplate.php at line 131] in /var/www/html/w/includes/Debug/MWDebug.php on line 372

Über pulsierende Wirbelringe. (Q1471525)

From MaRDI portal





scientific article; zbMATH DE number 2613881
Language Label Description Also known as
English
Über pulsierende Wirbelringe.
scientific article; zbMATH DE number 2613881

    Statements

    Über pulsierende Wirbelringe. (English)
    0 references
    0 references
    1916
    0 references
    Gewisse Schwierigkeiten, die sich in der Theorie der Wirbelringe gezeigt haben, können dadurch beseitigt werden, daß\ man die Wirbelringe gleichzeitig als pulsierend ansieht, daß\ also die Radien von der Form sind \[ R=R_0+\varepsilon \sin \left( 2\pi \tfrac tT \right), \] und daß\ die in den Formeln vorkommende Größe \( \)ls sehr große konstante Drehgeschwindigkeit angenommen wird.
    0 references

    Identifiers