Watch this video to learn about the rules of surds. For example, \(\sqrt 4 = 2\) is not a surd. However \(\sqrt 5\) is a surd. If you use a calculator, you will see that \(\sqrt 5 = 2.236067977...\) ...

Hydrogels are among the most widely studied biomaterials in modern drug delivery research. Their high hydrophilicity, ...

In an age where algorithms trade in milliseconds and investing apps put entire markets in your pocket, choosing the right mutual fund is no longer about gut feeling. It is about data, discipline, and ...

Ethics are a system of moral principles and a branch of philosophy which defines what is good for individuals and society. At its simplest, ethics is a system of moral principles. They affect how ...

An inherent principle of publication is that others should be able to replicate and build upon the authors' published claims. A condition of publication in a Nature Portfolio journal is that authors ...

Abstract: In this paper, a general framework is formalised to characterise the value of information (VoI) in hidden Markov models. Specifically, the VoI is defined as the mutual information between ...

Abstract: This paper presents a novel analytical framework to enhance the performance of reconfigurable intelligent surfaces (RIS)-integrated multiple-input-multiple-output (MIMO) free-space optical ...

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