As a completion of the previously published theory of higher-order types of asymptotic variation, we point out some remarks ...
Post-modern portfolio theory uses downside risk to refine portfolio optimization. Learn how PMPT offers an alternative to modern portfolio theory for risk-adjusted returns.
Institute of Natural Medicine, University of Toyama, 2630 Sugitani, Toyama 930-0194, Japan, School of Pharmacy, Memorial University of Newfoundland, St. John’s, Newfoundland and Labrador A1B 3V6, ...
Abstract: One of the most challenging aspects of nonsmooth analysis is to overcome nondifferentiability. A possible approach is to use the generalized notions of the classical gradient and directional ...
Stochastic volatility is the unpredictable nature of asset price volatility over time. It's a flexible alternative to the Black Scholes' constant volatility assumption.
Abstract: In 1918, S. Ramanujan defined a family of trigonometric sums now known as Ramanujan sums. In this letter, we define a class of operators based on the Ramanujan sums termed here as Ramanujan ...
State Key Laboratory of Biotherapy and Cancer Center, West China Hospital, West China Medical School, Sichuan University, and Collaborative Innovation Center for Biotherapy, Chengdu 610041, China ...
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