The phrase "in negative form" is correct and usable in written English.
For example, you could say, "The experiment results were inconclusive, so we need to replicate the study in negative form to draw valid conclusions."
By its nature, such a conception of virtue is likely to appear in negative form.
Each image was incised into the stone in negative form, so that it appeared in positive form in its impression, a technique called intaglio.
The questionnaire consisted in 6 Likert scale items, half of them proposed in positive form and the other half proposed in negative form.
Both in positive and in negative form, the primary aim is to prevent medical claims, rather than to promote the patient's best interest [ 11].
This can be particularly confusing if a question is in negative form.
But the ego can be equally as powerful in a negative form, seen in those who are always bringing attention to their woes, to poor me, or who think they are powerless and worthless, for this is just as self-centered.
Huang and Mangione (1985) in fact use evidence from occurrence in the V-not-V form, occurrence in the negative form and three other pieces of evidence to argue that the adjective after both V and de in the V-DE construction is the main predicate of the whole sentence.
A recent study concluded that items presented in a negative form are better for assessing OHRQoL than items expressed in a positive form, either to reduce response set or assess positive oral health [ 25].
In its negative form, the principle says that no statement can be about the world unless there is some method of verification attached to it.
In its negative form, "Do not do to others what you would not like done to yourselves," it occurs in the 2nd-century documents Didachē and the Apology of Aristides and may well have formed part of an early catechism.
