valid proposition

USAGE SUMMARY

The phrase "valid proposition" is correct and usable in written English.
It can be used in contexts such as logic, philosophy, or mathematics to refer to a statement that is logically sound or acceptable. Example: "In formal logic, a valid proposition must be true under all interpretations."

✓ Grammatically correct

Science

News & Media

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

8 human-written examples

The suitable definition of pragmatic validity in empirical sciences is the following: valid proposition, inference or conclusion is the best available approximation of the truth.8.8

European Journal of Futures Research

On paper, that's a valid proposition.

Independent

Closely related to the idea of a valid inference form is that of a valid proposition form.

Encyclopedia Britannica

It also provides a method of deriving from these inference forms valid proposition forms, and in this way it is analogous to the derivation of theorems in an axiomatic system.

Encyclopedia Britannica

A proposition form is an expression of which the instances (produced as before by appropriate and uniform replacements for variables) are not inferences from several propositions to a conclusion but rather propositions taken individually, and a valid proposition form is one for which all of the instances are true propositions.

Encyclopedia Britannica

This fact is easily seen from the fact that α ⊃ β means the same as "not both: α and not-β"; for, as was noted above, whenever the latter is a valid proposition form, "α, therefore β" is a valid inference form.

Encyclopedia Britannica

Human-verified similar examples from authoritative sources

Similar Expressions

52 human-written examples

The research has resulted in the consolidation of the most valid propositions into a conceptual framework.

International Journal of Production Economics

It is 1 for valid propositions, 0 for invalid propositions and a proper fraction for other propositions.

SEP

Propositions of degree 0 or 1 (e.g., universally invalid or universally valid propositions) are excluded both from the premises and the conclusion.

SEP

From 1928 on, Brouwer devised a number of strong counterexamples to classically valid propositions, that is, he showed that these propositions were contradictory.

SEP

Backing away now from Frege, the crucial fact is that Kant's analytic-synthetic distinction concerns two irreducibly different kinds of semantic content within objectively valid propositions (Hanna 2001, chs.

SEP

Expert writing Tips

Best practice

When presenting an argument, ensure that your premises lead to a "valid proposition" by verifying the logical structure of your reasoning.

Common error

Avoid assuming that a "valid proposition" is necessarily true in the real world; validity concerns the structure of the argument, while truth concerns its correspondence to reality.

Linguistic Context

The phrase "valid proposition" functions as a noun phrase, where 'valid' modifies 'proposition'. It signifies a statement or assertion that is logically sound and well-supported by evidence or reasoning. As seen in the examples Ludwig provides, it's employed in academic and formal contexts.

Expression frequency: Rare

Frequent in

Science

67%

Encyclopedias

21%

News & Media

12%

Less common in

Formal & Business

0%

Reference

0%

Social Media

0%

Ludwig's WRAP-UP

In summary, "valid proposition" is a formal phrase, most frequently appearing in scientific and academic contexts. According to Ludwig, this expression characterizes a statement that is logically sound and well-supported, however it's use is rare. It's important to remember that validity differs from truth; a proposition can be valid in structure but not necessarily true in the real world. Related phrases include ""sound proposition"" and "tenable proposition", which offer similar but slightly different connotations. When using this phrase, ensure your reasoning is logically structured but be sure that your proposition corresponds to reality as well.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

tenable proposition

Focuses on the defensibility or sustainability of the proposition.

sound proposition

Emphasizes the logical correctness and reliability of the proposition.

legitimate proposition

Highlights the lawfulness and acceptability of the proposition.

justifiable proposition

Stresses the possibility to defend with solid reasons the proposition.

defensible proposition

Underscores the ability to be maintained against opposition.

reasonable proposition

Indicates the proposition is logical and agreeable.

plausible proposition

Implies the proposition appears truthful or credible.

credible proposition

Suggests the proposition is believable and convincing.

acceptable proposition

Highlights the fact that the proposition is agreeable or satisfactory.

supportable proposition

Highlights the idea that you can find proofs or validations of the proposition.

FAQs

How can I use "valid proposition" in a sentence?

You can use "valid proposition" to describe a statement or idea that is logically sound and well-supported. For example, "The researcher presented a "sound proposition" based on extensive data analysis".

What's the difference between a "valid proposition" and a "true proposition"?

A "valid proposition" is logically consistent within a given system of rules or axioms, while a true proposition aligns with reality. A proposition can be valid without being true, and vice versa.

What are some alternatives to saying "valid proposition"?

Depending on the context, you could use alternatives such as "tenable proposition", ""sound proposition"", or "legitimate proposition".

In what fields is the term "valid proposition" commonly used?

The term "valid proposition" is frequently used in fields such as logic, philosophy, mathematics, and law, where the correctness and consistency of statements are crucial.