Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
dual rule
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "dual rule" is correct and usable in written English.
You can use it to indicate that two authorities have governing power or two regulations must be followed. For example, "In this country, the dual rule of both federal and regional governments must be respected."
✓ Grammatically correct
News & Media
Science
Wiki
Alternative expressions(20)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
8 human-written examples
Will there be dual rule?
News & Media
But their tandem created new problems: Corrupt bureaucrats saw in this dual rule new ways to avoid responsibility and steal.
News & Media
Use a dual rule for (sqcup ) and "or -sets.
Given a rule (varphi,) its dual rule distributes "what is missing" in the same way that (varphi ) divides "what is available" (Aumann and Maschler 1985).
Science
First, a group of properties are accepted by a particular society (either these properties can be assumed by the agents involved in the problem, or they can be established by law).2 Then, among the rules fulfilling these properties, a reference rule (F) and its dual rule (F^d) delimit the set of proposals that are admissible by a particular mediator.
Science
We call this Lorenz mediation, which involves: (1) a set of properties, (mathcal {P}) (legitimate principles); and (2) an admissible zone delimited by the Lorenz maximal rule in (mathcal {P}, F = mathcal {L}), and its dual rule, (F^d = mathcal {L}^d).
Science
Human-verified similar examples from authoritative sources
Similar Expressions
52 human-written examples
Dual rule-out (ECG-gated) CT, tailored to rule out aortic dissection and pulmonary embolism, as well as triple rule-out CT, additionally for ruling out significant coronary artery disease, have shown their value in the diagnostic process, also by suggesting alternative diagnoses.
Science
Use the dual rules for "or -sets.
(ge,1,R.C) is replaced by (exists R.C), 14. the rules "dual" to the rules 2 10 (for example, dually to the rule 5, (sqcup {bot, C_1, C_2, ldots, C_n}) is replaced by (sqcup {C_1, C_2, ldots, C_n})).
Viacom holds an interest in the fledgling UPN, and some experts predict that the agency may relax the dual network rule over the next 12 months.
News & Media
The league did not respond directly to the argument that the dual ownership rule should be drawn more broadly to include business partners.
News & Media
Expert writing Tips
Best practice
When using "dual rule", ensure the context clearly defines the two authorities or principles involved to avoid ambiguity. Be specific about what each rule or authority governs.
Common error
Avoid assuming that "dual rule" implies equal power or influence. The power dynamic can be imbalanced, and it's crucial to specify the precise relationship and distribution of authority between the two governing entities.
Source & Trust
82%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "dual rule" functions as a noun phrase, often used as a subject or object in a sentence. It describes a system or situation involving two governing entities or principles, such as in the Ludwig examples discussing political systems or scientific concepts.
Frequent in
News & Media
38%
Science
38%
Wiki
13%
Less common in
Academia
8%
Encyclopedias
3%
Formal & Business
0%
Ludwig's WRAP-UP
The phrase "dual rule" accurately describes scenarios where two entities or principles exert control simultaneously. As Ludwig AI confirms, it's grammatically correct and usable in English. While not exceedingly common, it appears in a range of contexts, from political analysis in news media to scientific descriptions. To ensure clarity, specify the exact nature of the authorities involved. Alternatives like ""shared governance"" or "joint administration" may offer more specific nuances. Avoiding the assumption of equal power between authorities is crucial for accurate usage.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
co-rule
A shorter, more direct alternative to "dual rule".
dual control
Stresses the aspect of having two separate entities in control.
shared governance
Emphasizes the collaborative aspect of ruling or governing.
joint administration
Focuses on the act of managing or administering something together.
tandem leadership
Highlights the partnership and coordination in leading.
concurrent authority
Highlights that the powers are held simultaneously.
overlapping jurisdiction
Focuses on the concept of multiple authorities having control over the same area.
dyarchy
Uses a more formal and historical term for a system of dual rule.
double standard
Implies that two different sets of principles are applied.
divided government
Emphasizes separation of powers between different branches or parties.
FAQs
What does "dual rule" mean?
The phrase "dual rule" refers to a system or situation where two authorities, principles, or sets of regulations are in effect or have governing power. It implies a co-existence or overlap of control.
How can I use "dual rule" in a sentence?
You can use "dual rule" to describe political systems (e.g., "The nation operated under a "shared governance" system"), legal frameworks (e.g., "The company faced "overlapping jurisdiction""), or even personal situations where two conflicting principles apply.
What are some alternatives to "dual rule"?
Depending on the context, you could use alternatives such as "joint administration", "co-rule", "tandem leadership", or ""overlapping jurisdiction"".
Is "dual rule" the same as "double standard"?
No, while both involve two elements, "dual rule" refers to two governing forces or principles, whereas "double standard" implies that two different sets of rules are unfairly applied to different groups or situations.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
82%
Authority and reliability
4.3/5
Expert rating
Real-world application tested