MEXICO CITY, Aug 15 (Reuters) - Mexican state-owned oil company Pemex said it is having "temporary" problems with the distribution of gasoline in Mexico City and its suburban areas due to lower ...

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Abstract: Solving optimization problems plays a vital role in ensuring the secure and economic operation of distribution systems. To enhance computational efficiency, this paper proposes a general ...

The life of a Web3 builder is a challenging one. They’re developing complex products on infrastructure that isn’t ready to support a large user base. On top of that, they’re building for users who don ...

Abstract: Urban Distribution network (UDN) fault diagnosis and risk warning are of great significance to the safe and stable operation of power system. At present, the class-imbalance problems greatly ...

FILE - In this April 18, 2020, file photo, tents line a sidewalk on Golden Gate Avenue in San Francisco. Moving to address income inequality on a local level, San Francisco voters passed several tax ...

Browse 1,900+ normal distribution stock illustrations and vector graphics available royalty-free, or search for standard normal distribution or normal distribution statistics to find more great stock ...

ABSTRACT: Nowadays fuzzy concepts are frequently used as statistical parameters, while the traditional normal distribution can only accept determinate variable. In order to design a practical model ...

ABSTRACT: This paper considers efficient set mathematics for the case where the covariance matrix of asset returns is assumed known but ex ante the vector of expected returns is replaced by an ...