"elementary fact" is a correct and usable phrase in written English.
It can be used to refer to a basic, fundamental piece of information or idea that is well-known or easily understood. Example: It is an elementary fact that the Earth revolves around the sun. This is a basic concept taught in elementary school science classes.
"Normalised crunch time points to an elementary fact: it is a good deal – a steal, in fact – for game companies," they write.
NGOs and indeed the European Union and Council of Europe will be doing such hardpressed people no favours as long as this elementary fact goes unacknowledged and the great bulk of their advocacy is devoted to anti-discrimination work.
All associations for "Atoms for Peace," all warnings not to use the new power unwisely, and even the pangs of conscience many scientists felt when the first bombs fell on Hiroshima and Nagasaki cannot obscure this simple, elementary fact.
That elementary fact lies at the heart of the message being carried with deepened fervor by Mayor Michael R. Bloomberg, who has made himself an avatar of gun-control advocacy, not to mention top enemy of the National Rifle Association, a label that he justifiably wears with pride.
But it ignores the elementary fact that people go to Boots because it is round the corner, because it (usually) has a pharmacy and because it's simply not worth jumping on a bus or into a car to go to Asda when the thing you want probably costs less than a tenner anyway.
A useful elementary fact is that all norms on (mathcal {P}_2) are equivalent.
People succumbed to terrible diseases because they did not know the elementary facts about hygiene and health.
Most attempts at definition end up with piles of elementary facts, some ideas about the nature of science and, perhaps, the relations between science and society.
Two elementary facts – one strategic, one technological – have driven the design of all the programs that the journalists with access to the Snowden documents have disclosed.
It would help if the British media were better represented in Brussels, or had a better grasp of the elementary facts about how EU institutions actually work.
Most voters are ignorant not just of current policy alternatives but of the most elementary facts about politics and history, such as the major branches of government or which countries have used nuclear weapons.
