Ethereum: Parameters in UpdateTip – calculation of log2_work

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Understanding Main.cpp and Log2_Work Calculation of Ethereum

As the creator of Ethereum, it is necessary to understand how the network works and various related parameters. In this article, we dive into the calculation of Log2_Work and investigate what it portrays.

Ethereum: Parameters in UpdateTip - calculation of log2_work

What’s the LOG2_WORK?

During Ethereum, Log2_Work is a parameter used in Stake (POS) in the evidence of the consensus algorithm. It is calculated on the basis of all work necessary to confirm new blocks and solve complex mathematical problems known as an elliptical digital signature algorithm (ECDSA).

LOG2_WORK denotes the Logarithm base of operations needed to achieve a certain level of security.

Calculation of Main.cpp

The Log2_Work Calculation is implemented in Ethereum :: Prooffstake, specifically in the Calculatelog2Work method:

`CPP

Double Calculatelog2Work () {

// … Calculation …

Return work / magazine (2.0);

}

`

Here’s what’s going on:

  • The variable Workate is calculated based on the number of operations required to achieve a certain level (eg 8 million).

  • The result is divided by the 2 Logarithm base (log (2.0))), which shows the speed of the work by bits.

  • The result is then returned as “double”, allowing it to be used in various calculations.

What does ->?

->> Operator, also known as “forward in Dereference”, is the C ++ feature that allows the members or functions of the object from its outer scale. In this case, “>>Operator is used with a member functionadvice ()and variable Nchainwork.

That’s what it means:

  • “Typ ()” Method returns the “advice” value, which is probably a structure or enum, depicting various aspects of Blockchain.

  • “->Operator points out that we want to achieve the "advice" value from the external function (main.cpp).

  • Using "Tip ()-> nchainwork.getdouble (), we reach the “Type () method and then we get a” double “value from the resulting object.

Example Use case

To show how it works, let’s say you have a variable Log2_Work where the result is calculated:

`CPP

Ethereum :: Prooffstake :: Result Log2work;

// … Calculate LOG2_WORK …

`

You can then use the value of Log2_Work in a variety of calculations using it through “->>operator, as follows:

CPP

double work = 8e6; // Value Example

Double Log22Worevalue = Log2work.getDouble ();

// You can now calculate other values ​​based on Log2workValue

`

By understanding how to achieve and manipulate the Log2_Work parameter with your Ethereum code, you will be able to optimize your installation proof and improve your overall network performance.

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