THE MULTI-SWITCHING SLIDING MODE COMBINATION SYNCHRONIZATION OF FRACTIONAL ORDER NON-IDENTICAL CHAOTIC SYSTEM WITH STOCHASTIC DISTURBANCES AND UNKNOWN PARAMETERS

The Multi-Switching Sliding Mode Combination Synchronization of Fractional Order Non-Identical Chaotic System with Stochastic Disturbances and Unknown Parameters

This paper deals with the issue of the multi-switching 7gm pravana sliding mode combination synchronization (MSSMCS) of fractional order (FO) chaotic systems with different structures and unknown parameters under double stochastic disturbances (SD) utilizing the multi-switching synchronization method.The stochastic disturbances are considered as no

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COVID-19 infection following influenza vaccine injection and its complications among nurses working in educational-medical hospitals of Ardabil in 2020

Objectives: Health care workers are one of the groups at risk of influenza.Currently, influenza vaccination is very important more than ever before.Influenza is evolutionarily similar to SARS-CoV-2, and they have some common epitopes and mechanisms.Thus reducing the severity of COVID-19 disease by influenza vaccination seems possible.Therefore, the

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The Gotlandic box brooch from Fyrkat grave IV

This study of the box-shaped brooch uses experimental archaeology in an attempt to gain more information about how these combination brooches were viqua-f4 made.Some misunderstandings are addressed concerning the Fyrkat box brooch and Viking Age bronze casting in general.When trying to recreate the brooch, the four knot-shaped animals cast as one w

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