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math.GM2021
Additive Sequences, Sums, Golden Ratios and Determinantal Identities
Asutosh Kumar
The Fibonacci sequence is a series of positive integers in which, starting from and , every number is the sum of two previous numbers, and the limiting ratio of any two cons…
quant-ph2021
On the strong superadditivity of entanglement of formation -- Conditions and examples
Asutosh Kumar
From Shor's [Comm. Math. Phys. 246(3), 453 (2004)] and Hastings's [Nature Phys. 5, 255 (2009)] studies, the strong superadditivity of entanglement of formation is, in general, not…
quant-ph2021
Quantifying dynamical coherence with coherence measures
Sunho Kim, Chunhe Xiong, Asutosh Kumar +2
Quantum coherence, like entanglement, is a fundamental resource in quantum information. In recent years, remarkable progress has been made in formulating resource theory of coheren…