point vortex इन हिंदी

point: दरजा स्थल अन्तरीप

vortex: जलावर्त बवंडर

	1.	There have been extensive studies on a vortex sheet, most of them by discrete or point vortex approximation, with or without desingularization.
	2.	Using a point vortex approximation and delta-regularization Krasny ( 1986 ) obtained a smooth roll-up of a vortex sheet into a double branched spiral.

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