We describe briefly about the inverse-QR RLM algorithm which can preserve the Hermitian symmetry of inverse autocorrelation matrix with the method of modified product of QR-decomposition and its ...

Inverse exchange-traded funds (ETFs) have exploded in popularity in 2025 and are becoming more prevalent. Not every inverse ETF is worth buying, though, and most investors should probably stay ...

About ProShares Short S&P500 The investment seeks daily investment results that correspond to the inverse (-1x) of the daily performance of the S&P 500® Index.

Differential games are an important mathematical tool for studying conflict in applications across engineering, economics, and ecology. In noncooperative differential games, the players (or decision ...

Performance charts for CSOP Hang Seng Index Daily -2x Inverse Product (7500 - Type ETF) including intraday, historical and comparison charts, technical analysis and trend lines.

Current and Historical Performance Performance for MicroSectors FANG+ Index -3X Inverse Leveraged ETN on Yahoo Finance.

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