What is the concept of natural number? What does it mean? Does natural number include 1 and 0?

What is the concept of natural number? What does it mean? Does natural number include 1 and 0?

It is used to measure the number of things or to indicate the order of things The number that represents the number of objects is called natural number. Natural number starts from 0 (including 0), one by one, forming an infinite collective

Do 1 and all non-zero natural numbers form coprime numbers

Yes, but generally we don't discuss the coprime of 1 and other numbers

If the multiple of 2.3.5 is more than 1, the minimum natural number is (), and the maximum two digits are ()

If the multiples of 2.3.5 are more than 1, the minimum natural number is (31), and the maximum two digit number is (91)

English translation
ha ha there is no place safe in the world I want to travel all the around world if is possible this time I will going to Los Angeles.San Francisco,New york,Philadelphia and washington with 3 friends will be very cool don't worry

Ha ha, there is no safe place in the world. If possible, I want to travel all over the world. This time I want to go to Los Angeles, San Francisco, New York, Philadelphia and Washington with three friends. It's cool, don't worry!

English translation
Where on earth is a prison?
There are too many unsatisfactory things in the world, and the guilt is only determined according to people. How many people are unjustly killed, and how many people are still alive with the crime
The "sinner" can only prove his innocence through his own ability
The person who can really redeem himself is not God, not Buddha, but himself
We should strive for our future, not be defeated by fate

Where exacly is the jail?
There are a lot of things that can fail you,the sins depend on the person who did it,plenty of people died unreasonably,while plenty of people are living a great life with great sins
Sinners can only prove themselves innocent with their own abilities
A person who can save ourselves is not God or Buddha,is us and us only
We should fight for our future instead of being defeated by our fates

English translation
what a shame about your accident what a way to end your holiday

What can be used at the beginning of an exclamatory sentence to express an emotion, attitude, opinion, etc. the specific meaning, derogatory or commendatory, depends on the content behind, usually need to add some words (implied in the original, not directly said words) to translate the meaning

English translation
If there is one thing in one's life that you can always insist on is very few, but if it is really something worth insisting on, don't care about other people's opinions, insist on your own will, insist on your own opinions, it is always meaningful to do so
The story says: the unfortunate orphan is rejected, abandoned and ordered, but he only sees people's good, remembers gratitude and focuses on his own interests. Every gift he sends out is the care he longs for. Although there is only a fairy tale scene at the end of the film, Nicholas's pure heart makes the film a true fairy tale and a legend
As long as everyone gives a little love, the world will become a beautiful world

If the person's life can have a few but if it is the one thing worth adhere not to care about the views of others stick to their willingness to adhere to their own views to do so this story always makes sense to let you keep t hingssaid:the unfortunate orphans despise been abandoned beck,but he was good, only to see people only remember Thanksgiving,to focus on their own interests.
Each send out a gift for all his desire to get concerned about.Although only a fairy tale of the lens in the credits,but the pure soul of Nicholas allows this film has become a veritable fairy tale became legend.
As long as everyone contributes a little love,the world will become a better human.
Although the translator is used, my friend has seen he is British

English translation
I hope you can have a chance to come to China in the future

Hope you will have a chance to come to China in the future.

English translation
1. Fill the plastic cup with rice
2. Press the rice in the cup by hand
3. Hold the rice with your hand and insert the chopsticks between your fingers
4. Gently lift chopsticks with your hand, the cup and rice are lifted together
Because of the extrusion between the rice grains in the cup, the air in the cup is squeezed out, and the pressure outside the cup is greater than that inside the cup, so that the chopsticks and the rice grains are tightly combined, so the chopsticks can lift the rice cup

1,filling the plastic cup with rice grains;2,compacting the rice grains already in the cup with your hand;3,pressing the rice grains with your hand,and inserting a chopstick between your finger gap;4,...

English translation
1. Since the concept of total quality management was put forward, almost all the enterprises are scrambling to implement the management system
2. However, there are still some problems in the process of implementation in Chinese enterprises. This paper mainly focuses on the problems existing in the implementation of total quality management in enterprises, and gives some countermeasures and suggestions

Almost all companies have adopted the system ever since the concept of "Full-Scale Quality Management" came into being, however, problems remain during the execution process. Later in this essay, we'l...