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This is a well-known problem, solved recently in dissertation of Zastavny based on some inequalities for p.d.f.
More: it is a Schonberg problem, positive for $0<m<=1$$0<m\leq1$, not positive otherwise.
This is a well-known problem, solved recently in dissertation of Zastavny based on some inequalities for p.d.f.
More: it is a Schonberg problem, positive for $0<m<=1$, not positive otherwise.
This is a well-known problem, solved recently in dissertation of Zastavny based on some inequalities for p.d.f.
More: it is a Schonberg problem, positive for $0<m\leq1$, not positive otherwise.
This is a well-known problem, solved recently in dissertation of Zastavny based on some inequalities for p.d.f.
More: it is a Schonberg problem, positive for $0<m<=1$, not positive otherwise.
This is a well-known problem, solved recently in dissertation of Zastavny based on some inequalities for p.d.f.
This is a well-known problem, solved recently in dissertation of Zastavny based on some inequalities for p.d.f.
More: it is a Schonberg problem, positive for $0<m<=1$, not positive otherwise.