2,958 research outputs found

    VERIFICATION OF RTL Design Using Formal Technique

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    As SOC designs have become more complex, traditional verification methods are increasingly difficult and expensive to implement effectively. To tackle this challenge, current research is exploring the integration of formal verification with changes in design methodology. Early formalization of abstract models has shown potential in identifying design flaws sooner, which can reduce the cost of fixing bugs. Recognizing that different verification challenges require tailored approaches is crucial for effectively applying formal verification in the early design stages. By using various models and tools, different perspectives on the design can be explored, helping to capture the design’s essence in a way that allows quick validation and modification. Identifying corner-case issues early in the design process can significantly reduce the costs of re-designing later on. While traditional formal verification, which begins from the very start of the design, is useful for initial verification, it often falls short when it comes to uncovering complex bugs that result from rare or intricate interactions between events. In this thesis, introduce a methodology that utilizes functional simulation traces to guide formal verification. Instead of starting the formal verification process from the beginning, we focus on "interesting spots" in the simulation that are likely to reveal complex bugs. By using formal engine health to prioritize these critical areas, we can make the bug-hunting process more efficient and targeted. This approach not only improves the chances of detecting complex bugs but also helps reduce the cost of fixing them

    Data for Gupta et al., "Estimating the Meridional Extent of Adiabatic Mixing in the Stratosphere using Age-of-Air", JGR:Atmospheres,

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    Model data and post-processed data supporting the creation of the manuscript "Estimating the Meridional Extent of Adiabatic Mixing in the Stratosphere using Age-of-Air" submitted to JGR:Atmospheres in August 2022. 1) The netCDF files created through post-processing of full model data in FORTRAN are shared in the /data/ directory. These file contains the zonal mean circulation statistics based on Gupta et al. (2020), age-of-air transport diagnostics based on Linz et al. (2021), and the novel \Gamma-\Theta circulation streamfunction introduced in this study. The /data/ directory also contains MATLAB .mat data files for the transport diagnostics obtained from WACCM. 150 days of actual GFDL-FV3 model data in the northern hemisphere, between 0.1 hPa-500 hPa pressure levels is also provided to support external computations and validation. 2) The Jupyter notebook used for final computation and figures production is provided in .ipynb, .html and .pdf formats in /code/. All the files referred to in the notebook are stored in the /data/ directory. Corresponding author : Aman Gupta, [email protected], [email protected], [email protected]

    Corrigendum: Capital Inflows and House Prices: Aggregate and Regional Evidence from China

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    In the paper ‘Capital Inflows and House Prices: Aggregate and Regional Evidence from China’ by H. An, et al., printed in the December 2016 issue, there was a missing acknowledgement section for funding resources. On page 451, the acknowledgement section should appear after the corresponding information as: “Correspondence: Rakesh Gupta, Department of Accounting, Finance and Economics, Griffith Business School, Griffith University, Nathan Campus QLD 4111. [email protected] *This work was financially supported by the Humanities and Social Science Foundation of Ministry of Education of China (16YJA790001).” The author apologises for this error and any confusion it may have caused.No Full Tex

    FINSLER SPACE SUBJECTED TO A KROPINA CHANGE WITH AN h-VECTOR

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    In this paper, we discuss the Finsler spaces (Mn,L)(M^n,L) and (Mn,L)(M^n,\,^{*}L), where L(x,y)^{*}L(x,y) is obtained from L(x,y)L(x,y) by Kropina change L(x,y)=L2(x,y)bi(x,y)yi^{*}L(x,y)=\frac{L^2(x,y)}{b_i(x,y)\,y^i} and bi(x,y)b^{}_{i}(x,y) is an \textsl{h}-vector in (Mn,L)(M^n,L). We find the necessary and sufficient condition when the Cartan connection coefficients for both spaces (Mn,L)(M^n,L) and (Mn,L)(M^n,\,^{*}L) are the same. We also find the necessary and sufficient condition for Kropina change with an \textsl{h}-vector to be projective

    First person – Akash Gupta

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    First Person is a series of interviews with the first authors of a selection of papers published in Biology Open, helping early-career researchers promote themselves alongside their papers. Akash Gupta is first author on ‘A novel and cost-effective ex vivo orthotopic model for the study of human breast cancer in mouse mammary gland organ culture’, published in BiO. Akash conducted the research described in this article while a PhD Scholar in Rajendra Mehta's lab at IIT Research Institute, Chicago, USA. He is now an assistant research scientist in the lab of Syreeta L. Tilghman at the University of Arizona, Department of Medicine, Tucson, USA, investigating drug efficacy modeling using human organoids culture for the treatment of cancers

    Engineering materials : research, applications and advances / author, K.M. Gupta.

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    "A CRC title."Includes bibliographical references and index.596 p.

    Universal Statistical Properties of Inertial-particle Trajectories in Three-dimensional, Homogeneous, Isotropic, Fluid Turbulence

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    We obtain new universal statistical properties of heavy-particle trajectories in three-dimensional, statistically steady, homogeneous, and isotropic turbulent flows by direct numerical simulations. We show that the probability distribution functions (PDFs) P(Φ), of the angle Φ between the Eulerian velocity u and the particle velocity v, at a point and time, scales as P(Φ) ∼Φ−, with a new universal exponent ≃ 4

    Mutual-Friction Coefficients in Two-Dimensional Superfluids: From the Gross-Pitaevskii equation to the Hall-Vinen-Bekharevich-Khalatnikov Two-fluid Model

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    We start from the two-dimensional Gross-Pitaevskii equation (GPE) and develop algorithms for the ab-initio determination of the temperature (T) dependence of the mutual-friction coefficients, α and α, and the normal-fluid density Pn, which appear as parameters in the Hall-Vinen-Bekharevich-Khalatnikov (HVBK) two-fluid model for a superfluid. In the second part of our study, we elucidate the statistical properties of two-dimensional, homogeneous, isotropic superfluid turbulence in the simplified HVBK model, with values for the mutual-friction coefficients that are comparable to those we obtain from the first part of our study

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