1. According to Hou Jietai: the so-called centralization refers to subtracting the mean value of a variable from its expected value. For sample data, each observation value of a variable is subtracted from the sample average value of the variable, and the transformed variable is centralized
for your question, subtract the mean from each measurement.
2. bitcoin is valuable under certain circumstances, but it is worthless under certain circumstances. Because it's not legal tender. It is impossible for any country to get the right to issue legal tender to use any
mining machine. Bitcoin is just a virtual number. While it's still possible to change money, change it quickly! It's too late to wait until it's worthless at the end.
3. For more technical overview of betterhash protocol currently under development, it should be enough to see the speech of Matt Corallo. It is unnecessary to understand the problem of reprinting the theory of self fighting game network in this paper, because Conceptually speaking, betterhash is better objectively, and it does not need a complete code implementation to understand how important it is.
4. I have been playing currency for many years, and I have used many trading platforms. I think the best one to use is gotc decentralized trading platform. First of all, this platform is a truly decentralized trading platform. On this platform, the power to initiate and agree transactions, as well as the power to quote, are in the hands of users, and the platform has no right to interfere or participate in the reconciliation. It's very safe and reliable.
5. Center
1. Click "start" in the menu bar above word
2. Select the words you want to put in the middle
3. Click the center alignment in "paragraph"
6. From last year when I entered the field of blockchain and became a member of the coin circle, I found that there are many ways to make money from blockchain. It depends on what you can do to make money
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first of all, the most direct way is to speculate in digital currency in the exchange . In the initial stage, you can choose some mainstream currencies with high value, such as bitcoin and Ethereum
the fifth way is other special ways . This is another special way, including helping some project parties do community operation, you will get some token, or helping the project parties write white papers, you can also get a certain amount of token reward
there are probably several ways to make money in blockchain. I wish you an early realization of wealth
WeChat official account: Shenzhen District chain community
7. This process of decentralization is very painful.
8. These websites themselves are very unstable,
if you can't open them, wait a while,
maybe you can open them later.
9. Xu's view is very clear. Decentralization does not mean deregulation, which mainly refers to the intermediate process. The essence of blockchain is to omit the intermediate procrastination process and allow users to trade one-to-one. But that doesn't mean it can't be regulated. On the contrary, as an advanced database management technology, blockchain is characterized by easy data storage, which is more convenient for the third party to supervise and control, but the third party does not affect the transaction.
