نتایج جستجو برای: slant helix
تعداد نتایج: 27931 فیلتر نتایج به سال:
سابقه و هدف: با توجه به شیوع لیشمانیوز احشایی و مقاومت عامل آن نسبت به داروهای سنتتیک متعارف و نیز عوامل آن ها، این پژوهش به منظور تعیین تاثیر غلظت های مختلف گلوکانتیم و عصاره گیاه hedera helix (عشقه) بر پروماستیگوت های leishmania infantum انجام گرفت. مواد و روش ها: تحقیق به روش تجربی بر روی 210000 پروماستیگوت l.infantum با کد (mhom/si/68/er.l1) تایید شده سازمان بهداشت جهانی، گلوکانتیم (specia،...
Purpose Bi-slant submanifolds of S -manifolds are introduced, and some examples these presented. Design/methodology/approach Some properties D i -geodesic -umbilical bi-slant examined. Findings The Riemannian curvature invariants computed, results discussed with the help invariants. Originality/value topic is original, manuscript has not been submitted to any other journal.
Speed gradients and the perception of surface slant: Analysis is two-dimensional not one-dimensional
Motion parallax provides cues to the three-dimensional layout of a viewed scene and, in particular, to surface tilt and slant. For example, as a textured surface, inclined around a horizontal axis, translates horizontally relative to an observer's view point, then, in the absence of head and eye movements, the observer's retinal flow will contain a one-dimensional (1D) vertical speed gradient. ...
TABLE B.I PRESENTS THE QUANTITIES shown in Table IV of the paper for a series of alternative model specifications. For comparison, Table B.I first reports the results in Table IV as the baseline. The first specification in Table B.I allows each zip code to contribute differently to a newspaper’s profits, as discussed in Section 4.3. We use crossnewspaper variation in ad rates to estimate the ap...
The biomechanical benefits (e.g., muscular activity) of slanted ergonomic mice have been comprehensively identified; however, their effects on task performance and subjective responses have not been fully investigated. The present study examined the effects of two slanted mice (slant angle = 30° and 50°) in comparison with a conventional mouse (slant angle = 0°) in terms of task performance (ta...
We examined how much depth we perceive when viewing a depiction of a slanted plane in which binocular disparity and monocular perspective provide different slant information. We exposed observers to a grid stimulus in which the monocular--and binocular-specified grid orientations were varied independently across stimulus presentations. The grids were slanted about the vertical axis and observer...
This paper presents a spectral method for identifying multiple texture planes. We commence by showing how pairs of spectral peaks can be used to make direct estimates of the slant and tilt angles. Our method commences by computing the a ne distortion matrices for pairs of corresponding spectral peaks. We show that the directions of the eigenvectors of the a ne distortion matrices can be used to...
bioactive products from snail slime of “helix” specie have potential applications in preventing and/or treating several human diseases and in cancer diagnosis. however, the poor pharmacokinetics characteristics of these natural compounds limit their use. nanotechnology offers promising solutions for the enhanced formulation of these molecules through the synthesis of nanosized drug delivery sys...
In this paper, we have proved that locally there exist infinitely many three dimensional slant submanifolds with prescribed scalar curvature into cosymplectic space form M 5 (c) with c ∈ {−4, 4}while there does not exist flat minimal proper slant surface in M 5 (c) with c 6= 0. In section 5, we have established an inequality between mean curvature and sectional curvature of the subamnifold and ...
In this paper we prove two sharp inequalities involving the normalized scalar curvature and the generalized normalized δ-Casorati curvatures for slant submanifolds in quaternionic space forms. We also characterize those submanifolds for which the equality cases hold. These results are a generalization of some recent results concerning the Casorati curvature for a slant submanifold in a quaterni...
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