Columbia University professor and Nobel Prize laureate Joseph Stiglitz warns that unchecked inequality is pushing America toward economic and political peril.
We use high frequency internet search data to study in real time how US households sought out online learning resources as schools closed due to the Covid-19 pandemic. By April 2020, nationwide search ...
Abstract: In this paper, we define the Windowed Octonion Quadratic Phase Fourier Transform (WOQPFT) and derive its inversion formula, including its essential properties, such as linearity, ...
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