MUODILAI MAVJI

MUODILAI MAVJI, muodilai differensialii hosilahoyash khususiest, ki prosessi pahnshavii angezishro dar yagon muhit ifoda me­kunad. Baroi angezishhoi khurd va muhiti yakjinsai izotropi Muodilai mavji na­mudi zerin dorad:

Dar tagyiryobandahoi Eyler hal kardani masalai umumii gidromekha­nika ba masalai hamchun funksiyai kh, u, z va f ifoda namudani i, i, w, r, r (agar X, Y, Z va sharthoi avvalayu kanori malum boshand) ivaz karda meshavad. Bo in maqsad ba Muodilai Eyler muodilai befosilagiro dar tagyiryobandahoi Eyler hamroh mekunand.

Dar mavridi moei barotropi, ki dar on zichi tanho ba fishor vobasta ast, muodilai panjumi Eyler muodilai holat: r = <r(r) (yo r — const, hangomi tazyiqnopazir budani moe) meboshad. Muodilai Eylerro dar halli masalahoi gunoguni gidromekha­nika tatbiq menamoyand.

Adabiyot: B u kh g o l s N. N., Osnovnoy kurs teoreticheskoy mekhaniki, chast 2, v izdanii, Moskva, 1972; Loysyanskiy L. G., Mekhanika jidkostey i gaza, 5 izdanie, Moskva, 1978.  A. Kurbonov.