But vulnerability is not invariable even among narrowly-defined risk groups.
This article argues against the bias that encapsulates the thinking that there is an invariable move from agricultural to non-agricultural activities.
Yet this lower, regional level tendency is not invariable.
A main finding of the present study is that sentential negation may also present an invariable context.
Furthermore, adjectives tend to be invariable, especially in the predicative position.
There is considerable value in characters that remain invariable and can be used to distinguish varieties reliably.
The invariable knowledge that a fetus with a gastroschisis is about to deliver allows the relevant personnel and facilities to be prepared.
Each rigid body is made up of one or several mass points (atoms) with invariable relative positions.
