This is a preview. Log in through your library . Abstract The problem of reconstructing a piecewise constant function from a finite number of its Fourier coefficients perturbed by noise is considered.

Let Ω ⊂ ℝp, p ϵ ℕ* be a nonempty subset and B(Ω) be the Branch lattice of all bounded real functions on a Ω, equipped with sup norm. Let 𝑋 ⊂ 𝐵(Ω) be a linear sublattice of 𝐵(Ω) and 𝐴: 𝑋 → 𝑋 be a ...

U.S. Democratic presidential candidate Robert F. Kennedy Jr. in an interview with 'Good Morning Britain' (May 15, 2023) said his uncle, President John F. Kennedy, had a plan to shatter the CIA and ...

Net exports is the difference between the total value of exports and imports by a country. For example, if small businesses in the U.S. economy exports $5 million in agricultural produce and local ...