science

Soku hi

Soku hi is a 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 Soku hi rather than just read about it. In short: Soku-hi (Japanese: 即非) means "is and is not". The term is primarily used by the representatives of the Kyoto School of Eastern philosophy.

Key takeaways

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

Reference excerpt

Soku-hi (Japanese: 即非) means "is and is not". The term is primarily used by the representatives of the Kyoto School of Eastern philosophy. The logic of soku-hi or "is and is not" represents a balanced logic of symbolization reflecting sensitivity to the mutual determination of universality and particularity in nature, and a corresponding emphasis on nonattachment to linguistic predicates and subjects as representations of the real.

See also Emptiness, a concept in Kyoto School philosophy Nishida Kitaro

Notes

References and external links Logic of soku-hi by D.T. Suzuki (poetry) Rude awakenings: Zen, the Kyoto school, & the question of nationalism, by James W. Heisig & John C. Maraldo. p. 24. 'The Kyoto School' on the Stanford Encyclopedia of Philosophy

Worked examples

Example 1 — a first encounter with Soku hi

Start with the simplest possible case. Write down what Soku hi claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In 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 Soku hi 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 Soku hi 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 Soku hi

In research: Soku hi appears in 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 Soku hi 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: Soku hi is common in secondary-school and first-year university syllabi. It links to neighbouring topics Kyoto School, Logic, so understanding it makes those chapters shorter.
In everyday life: Look for Soku hi 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 Soku hi in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Soku hi 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 Soku hi out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Soku hi in simple terms?

Soku-hi (Japanese: 即非) means "is and is not". The term is primarily used by the representatives of the Kyoto School of Eastern philosophy.

Why does Soku hi matter?

Because it connects several 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 Soku hi?

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 Soku hi.