computer science

Liu Jiren

Liu Jiren is a computer science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Liu Jiren rather than just read about it. In short: Liu Jiren (Chinese: 刘积仁) is the chairman and CEO of Neusoft Group, a large software company in China. In 2019, Dr.

Key takeaways

Liu Jiren belongs to computer science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Liu Jiren to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Liu Jiren from memory before moving on to harder problems.

Reference excerpt

Liu Jiren (Chinese: 刘积仁) is the chairman and CEO of Neusoft Group, a large software company in China. In 2019, Dr. Liu received Ernst & Young's EY Entrepreneur Of The Year Alumni Award for Societal Impact.

References

External links

Interview with Neusoft's Chairman & CEO, Dr Liu Jiren

Illustrations

Worked examples

Example 1 — a first encounter with Liu Jiren

Start with the simplest possible case. Write down what Liu Jiren claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In computer science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Liu Jiren before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Liu Jiren ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Liu Jiren

In research: Liu Jiren appears in computer science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Liu Jiren in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Liu Jiren is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1955 births, 21st-century Chinese businesspeople, Academic staff of the Northeastern University (China), so understanding it makes those chapters shorter.
In everyday life: Look for Liu Jiren outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Liu Jiren in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Liu Jiren means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Liu Jiren out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Liu Jiren in simple terms?

Liu Jiren (Chinese: 刘积仁) is the chairman and CEO of Neusoft Group, a large software company in China. In 2019, Dr.

Why does Liu Jiren matter?

Because it connects several computer science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Liu Jiren?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Liu Jiren.